funder-graph › Recipients
Who funds Union of Concerned Scientists Inc
EIN 04-2535767 · Cambridge, MA · NTEE Q055
Union of Concerned Scientists Inc of Cambridge, MA (EIN 04-2535767) was named as a grant recipient by 624 funders in 1,982 grants paid totaling $106,910,646 in tax years 2017–2026, as reported on the funders' Forms 990-PF and 990 Schedule I. Each edge was resolved to this EIN at the match tier shown. Dataset version 2026.09.0, built 2026-09-03.
Grants received
$106,910,646
1,982 grants paid
Funders
624
distinct grantmakers
Tax years
2017–2026
as reported by funders
Approved for future payment
$4,207,510
not included in grants received
Funders
Match tier: A Reported EIN · B Exact name and place · C Strong name match · D Probable name match · U Unresolved. Tiers C and D are inferred, not reported; see how matching works.
Grants
The 2,000 most recent grants naming this organization.
| Tax year | Funder | Recipient | Match | Amount | Type | Purpose | Source filing |
|---|---|---|---|---|---|---|---|
| 2026 | T Rowe Price Program for Charitable Giving Inc | Union of Concerned Scientists Inc Cambridge, MA | A | $15,800 | paid | MULTIPLE | 202611959349301316 |
| 2025 | Fidelity Investments Charitable Gift Fund | Union of Concerned Scientists Inc Cambridge, MA | A | $3,447,402 | paid | For grant recipient's exempt purposes | 202601389349301700 |
| 2025 | Donor Advised Charitable Giving Inc | Union of Concerned Scientists Inc Cambridge, MA | A | $1,275,616 | paid | INTERNATIONAL, FOREIGN AFFAIRS | 202611199349300601 |
| 2025 | National Philanthropic Trust | Union of Concerned Scientists Inc Cambridge, MA | A | $1,076,650 | paid | INTERNATIONAL | 202601289349302480 |
| 2025 | Vanguard Charitable Endowment Program | Union of Concerned Scientists Inc Cambridge, MA | A | $973,551 | paid | FOR RECIPIENT'S EXEMPT PURPOSE | 202621329349306657 |
| 2025 | The Susan and Ford Schumann Foundation C/O Baker Tilly Advisory Group Lp | Union of Concerned Scientists Cambridge, MA | B | $816,988 | paid | GENERAL FUNDS | 202631209349102568 |
| 2025 | Goldberg Family Foundation 217-48576810 | Union of Concerned Scientists Cambridge, MA | B | $500,000 | paid | UNRESTRICTED GIFT | 202641319349101134 |
| 2025 | American Online Giving Foundation Inc | Union of Concerned Scientists Inc Cambridge, MA | A | $460,448 | paid | GENERAL SUPPORT | 202533509349301608 |
| 2025 | American Online Giving Foundation Inc | Union of Concerned Scientists Inc Cambridge, MA | A | $460,448 | paid | GENERAL SUPPORT | 202641969349302754 |
| 2025 | Marty and Dorothy Silverman Foundation | Union of Concerned Scientists Cambridge, MA | B | $350,000 | paid | GENERAL DONATION | 202641639349100724 |
| 2025 | Jewish Communal Fund | Union of Concerned Scientists Inc Cambridge, MA | A | $284,797 | paid | IN FURTHERANCE OF GRANTEE'S TAX-EXEMPT PURPOSE | 202640629349300234 |
| 2025 | Wk Kellogg Foundation | Union of Concerned Scientists Cambridge, MA | B | $225,000 | approved, future | Food, Strong and Equitable Food Systems | 202641599349100729 |
| 2025 | Wk Kellogg Foundation | Union of Concerned Scientists Cambridge, MA | B | $225,000 | paid | Food, Strong and Equitable Food Systems | 202641599349100729 |
| 2025 | Ploughshares Fund Inc | Union of Concerned Scientists Cambridge, MA | A | $120,000 | paid | TO BRING IMPACTED COMMUNITY MEMBERS TO WASHINGTON, DC TO EDUCATE POLICY MAKERS ABOUT THE RADIATION EXPOSURE COMPENSATION ACT (RECA) AND TO SUPPORT EFFORTS TO LIMIT THE SIZE OF THE US NUCLEAR ARSENAL, LOWER THE RISK OF NUCLEAR WAR, AND PROVIDE JUSTICE TO IMPACTED COMMUNITIES. | 202620979349300102 |
| 2025 | The Wildflower Foundation Inc C/O Lou Nostro | Union of Concerned Scientist Cambridge, MA | C | $110,000 | paid | CHARITABLE PURPOSE | 202621339349101812 |
| 2025 | The Ayco Charitable Foundation | Union of Concerned Scientists Inc Cambridge, MA | A | $102,050 | paid | ENVIRONMENT & ANIMAL PROTECTION | 202621349349304192 |
| 2025 | Fresh Sound Foundation Inc | Union of Concerned Scientists Cambridge, MA | C | $75,000 | paid | SCIENTIFIC | 202513179349103216 |
| 2025 | John & Janice Howie Foundation | Union of Concerned Scientists Cambridge, MA | B | $50,000 | paid | CHARITABLE | 202611879349100306 |
| 2025 | Timken Matthews Family Foundation | Union of Concerned Scientists Cambridge, MA | B | $50,000 | paid | 2024-2025 Unrestricted Grant | 202513169349102616 |
| 2025 | Harlan E Anderson Foundation | Union of Concerned Scientists Cambridge, MA | C | $50,000 | paid | GENERAL SUPPORT | 202621319349103707 |
| 2025 | Cape Cod Foundation Inc | Union of Concerned Scientists Inc Cambridge, MA | A | $50,000 | paid | general support | 202601269349302535 |
| 2025 | Raymond James Charitable Endowment Fund | Union of Concerned Scientists Inc Cambridge, MA | A | $44,957 | paid | GENERAL SUPPORT | 202630489349300743 |
| 2025 | Foundation M | Union of Concerned Scientists Cambridge, MA | B | $40,000 | paid | Clean Vehicles Program | 202631329349102983 |
| 2025 | Fresh Sound Foundation Inc | Union of Concerned Scientists Cambridge, MA | C | $40,000 | paid | SCIENTIFIC | 202513179349103216 |
| 2025 | The Longhill Charitable Foundation | Union of Concerned Scientists Cambridge, MA | B | $40,000 | paid | CHARITY | 202631759349100813 |
| 2025 | Prospect Hill Foundation Inc | Union of Concerned Scientists Cambridge, MA | C | $35,000 | paid | SECURING A SAFER TOMORROW | 202640559349100424 |
| 2025 | T Rowe Price Program for Charitable Giving Inc | Union of Concerned Scientists Cambridge, MA | A | $32,230 | paid | MULTIPLE | 202501959349302200 |
| 2025 | The San Francisco Foundation | Union of Concerned Scientists Cambridge, MA | A | $31,000 | paid | FOR GENERAL AND PROJECT SUPPORT | 202611329349304731 |
| 2025 | Dallas & Louise Anderson Foundation | Union of Concerned Scientists Cambridge, MA | B | $28,000 | paid | SUPPORT SCIENCE-BASED ENVIRONMENTAL AND SAFETY ADVOCACY | 202631249349101928 |
| 2025 | Jewish Community Foundation of San Diego | Union of Concerned Scientists Cambridge, MA | A | $26,300 | paid | GENERAL | 202611349349307506 |
| 2025 | Philip J Solondz Family Foundation | Union of Concerned Scientists Cambridge, MA | B | $25,000 | paid | CLIMATE AND ENERGY | 202621209349100102 |
| 2025 | Cosman Family Fdn Dima-Wdp | Union of Concerned Scientists Inc Cambridge, MA | B | $25,000 | paid | UNRESTRICTED GENERAL | 202611779349100421 |
| 2025 | Emmett Foundation | Union of Concerned Scientists Cambridge, MA | B | $25,000 | paid | TO PROTECT HUMAN HEALTH AND THE PLANET | 202611979349100116 |
| 2025 | Fresh Sound Foundation Inc | Union of Concerned Scientists Cambridge, MA | C | $25,000 | paid | SCIENTIFIC | 202513179349103216 |
| 2025 | Earthshare | Union of Concerned Scientists Cambridge, MA | A | $24,274 | paid | GENERAL OPERATIONS | 202600479349301950 |
| 2025 | The Orchard Foundation C/O Heidi Lehner Corient Private Wealth | Union of Concerned Scientists Boston, MA | C | $23,000 | paid | TO FUND CHARITABLE MISSION OF CHARITABLE ORGANIZATION - CENTER FOR SCIENCE AND DEMOCRACY | 202631319349101123 |
| 2025 | Helios Foundation C/O Schaper Benz & Wise Inv Cnsl | Union of Concerned Scientists Cambridge, MA | C | $20,000 | paid | GENERAL SUPPORT | 202542879349100409 |
| 2025 | Community Foundation of the North State | Union of Concerned Scientists Inc Cambridge, MA | A | $20,000 | paid | SCIENCE | 202532949349302103 |
| 2025 | Jeannette and H Peter Kriendler Char Trust | Union of Concerned Scientists Cambridge, MA | C | $20,000 | paid | ORGANIZATION'S GENERAL | 202611319349104171 |
| 2025 | Boston Foundation Inc | Union of Concerned Scientists Inc Cambridge, MA | A | $17,750 | paid | Operating Support/Annual Fund | 202641269349301584 |
| 2025 | Jewish Community Federation of San Francisco the Peninsula Marin & Sonoma | Union of Concerned Scientists Inc Aka Ucs Cambridge, MA | A | $16,450 | paid | HEALTH | 202621349349313567 |
| 2025 | Amy and Frank Linde Family Foundation Inc | Union of Concerned Scientists Cambridge, MA | B | $15,000 | paid | CHARITABLE | 202631769349100713 |
| 2025 | Bruce Robert Reid Family Foundation | Union of Concerned Scientists Inc Cambridge, MA | B | $15,000 | paid | General & Unrestricted | 202630939349100703 |
| 2025 | The Cloud Family Private Foundation C/O Harrison Llp | Union of Concerned Scientists Cambridge, MA | B | $15,000 | paid | GENERAL PURPOSES | 202611269349102256 |
| 2025 | Vivian & Paul Olum Charitable Foundation | Union of Concerned Scientists Cambridge, MA | C | $15,000 | paid | GENERAL | 202611319349101211 |
| 2025 | The Clara Weiss Fund | Union of Concerned Scientists Cambridge, MA | B | $15,000 | paid | To support non-profit operations | 202621209349100532 |
| 2025 | Arizona Community Foundation | Union of Concerned Scientists Cambridge, MA | A | $15,000 | paid | THIS AWARD IS DESIGNATED FOR ANNUAL PROGRAM SUPPORT | 202610449349301691 |
| 2025 | The Minneapolis Foundation | Union of Concerned Scientists Inc Cambridge, MA | A | $13,250 | paid | DONOR ADVISED, ENVIRONMENT | 202513299349300326 |
| 2025 | Seymour and Sylvia Rothchild Family 2004 Charitable Foundation | Union of Concerned Scientists Inc Cambridge, MA | B | $12,500 | paid | General & Unrestricted | 202630759349100913 |
| 2025 | Strausman Family Fund Inc | Union of Concerned Scientists Cambridge, MA | B | $12,000 | paid | TO FURTHER DONEE'S EXEMPT PURPOSE | 202610849349100911 |
| 2025 | Give Lively Foundation Inc | Union of Concerned Scientists Inc Cambridge, MA | A | $11,447 | paid | GENERAL SUPPORT | 202600449349302160 |
| 2025 | Tisbest Philanthropy | Union of Concerned Scientists Cambridge, MA | A | $10,688 | paid | SEE TISBEST MISSION | 202640229349300809 |
| 2025 | Lederer Foundation | Union of Concerned Scientists Cambridge, MA | C | $10,000 | paid | CHARITABLE | 202621329349102507 |
| 2025 | Lobster Cove Foundation | Union of Concerned Scientists Cambridge, MA | C | $10,000 | paid | GENERAL SUPPORT | 202621329349104172 |
| 2025 | Prospect Hill Foundation Inc | Union of Concerned Scientists Cambridge, MA | C | $10,000 | paid | MAPPING THE IMPACTS OF THE US NUCLEAR WEAPONS COMPLEX | 202640559349100424 |
| 2025 | Los Altos Mountain View Community Foundation | Union of Concerned Scientists Inc Cambridge, MA | A | $10,000 | paid | OPERATIONS | 202630589349300128 |
| 2025 | Ud Ld Mellam for Mellam Family Foundatio C/O Tracy Rogers | Union of Concerned Scientists Cambridge, MA | B | $10,000 | paid | GRANT USED FOR MEDICAL AND SCIENTIFIC RESEARCH AND EDUCATIONAL PURPOSES | 202601139349100110 |
| 2025 | The Jesse H and Susan R Oppenheimer Foundation | Union of Concerned Scientists Cambridge, MA | B | $10,000 | paid | OPERATING FUND | 202631339349103863 |
| 2025 | Bushong Family Foundation | Union of Concerned Scientists Inc Cambridge, MA | B | $10,000 | paid | General & Unrestricted | 202631149349100723 |
| 2025 | Frankel Family Foundation | Union of Concerned Scientists Inc Cambridge, MA | B | $10,000 | paid | Science and Democracy program | 202631639349101103 |
| 2025 | The Ginkgo Fund | Union of Concerned Scientists Cambridge, MA | B | $10,000 | paid | TO BE USED WITHIN EXEMPT FUNCTION | 202512729349100306 |
| 2025 | Combined Jewish Philanthropies of Greater Boston Inc | Union of Concerned Scientists Cambridge, MA | A | $9,400 | paid | DAF - Environment | 202621249349302197 |
| 2025 | The Loring Wolcott & Coolidge Charitable Trust-I | Union of Concerned Scientists Cambridge, MA | A | $9,250 | paid | PROGRAM SUPPORT | 202631959349300843 |
| 2025 | The Heymann Foundation | The Union of Concerned Scientists Inc Cambridge, MA | B | $9,000 | paid | FUNDING OF SCIENTIFIC | 202641129349100209 |
| 2025 | Ecotrust | Union of Concerned Scientists Woburn, MA | C | $7,500 | paid | Unrestricted general operating support | 202600639349100805 |
| 2025 | Cb Laub Family Foundation | Union of Concerned Scientists Cambridge, MA | B | $7,500 | paid | Science for environ- mental protection | 202640379349100314 |
| 2025 | The Branscomb Family Foundation | Union of Concerned Scientists Cambridge, MA | B | $6,000 | paid | CHARITABLE | 202611199349101006 |
| 2025 | The Community Foundation of Louisville Depository Inc | Union of Concerned Scientists Cambridge, MA | A | $5,450 | paid | C01 ALLIANCE/ADVOCACY ORGANIZATIONS | 202611259349302796 |
| 2025 | Innovia Foundation | Union of Concerned Scientists Inc Cambridge, MA | A | $5,250 | paid | To Support The Greatest Need Of The Organization | 202631359349305323 |
| 2025 | Robert and Gladys Miller Foundation | Union of Concerned Scientists Cambridge, MA | B | $5,000 | paid | GENERAL | 202620489349100227 |
| 2025 | Boveri-Trackman Family Foundation Inc | Union of Concerned Scientists Cambridge, MA | C | $5,000 | paid | Education | 202621189349100132 |
| 2025 | The Suwinski Family Foundation Inc | Union of Concerned Scientists Cambridge, MA | B | $5,000 | paid | UNRESTRICTED GRANTS | 202601219349100015 |
| 2025 | Living Springs Foundation | Union of Concerned Scientists Inc Cambridge, MA | B | $5,000 | paid | GENERAL SUPPORT | 202611279349101891 |
| 2025 | Beatrice R& Joseph Acoleman Foundation | Union of Concerned Scientists Cambridge, MA | B | $5,000 | paid | GENERAL USE | 202611759349100101 |
| 2025 | The Edouard Foundation Inc C/O Tpw | Union of Concerned Scientists Cambridge, MA | B | $5,000 | paid | GENERAL OPERATING BUDGET | 202611519349100201 |
| 2025 | Bear Gulch Foundation | Union of Concerned Scientists Cambridge, MA | B | $5,000 | paid | GENERAL OPERATIONS | 202641359349101884 |
| 2025 | The Oelman Foundation | Union of Concerned Scientists Cambridge, MA | B | $5,000 | paid | UNRESTRICTED | 202641349349100639 |
| 2025 | Aaron and Patricia Blumberg Foundation | Union of Concerned Scientists Inc Cambridge, MA | B | $5,000 | paid | General & Unrestricted | 202641149349100524 |
| 2025 | Rowland & Sylvia Schaefer Family Foundation Inc | Union of Concerned Scientists Cambridge, MA | B | $5,000 | paid | CHARITABLE | 202621749349100502 |
| 2025 | Walter S Quinlan Foundation C/O Robert a Zock & Co | Union of Concerned Scientists Cambridge, MA | B | $4,000 | paid | GEN'L SUPPORT | 202631739349100083 |
| 2025 | The Jerry & Marilyn Handler Foundation C/O Dawn Handler Harbart | Union of Concerned Scientists Cambridge, MA | B | $4,000 | paid | TO PROVIDE FUNDS FOR CHARITABLE & EDUCATIONAL PURPOSES. | 202641249349101814 |
| 2025 | Carr Family Foundation | Union of Concerned Scientists Cambridge, MA | B | $3,600 | paid | General | 202601289349100820 |
| 2025 | Csp Charitable Foundation | Union of Concerned Scientists Cambridge, MA | B | $3,000 | paid | CHARITABLE | 202600419349100300 |
| 2025 | The Dickey Fund | Union of Concerned Scientists Cambridge, MA | B | $3,000 | paid | EDUCATION | 202641599349100724 |
| 2025 | Jewell Foundation Limited | The Union of Concerned Scientists Cambridge, MA | B | $3,000 | paid | CHARITABLE | 202601599349100800 |
| 2025 | Martin F Hatch Fund for Religious & Charitable Uses | Union of Concerned Scientists Cambridge, MA | C | $3,000 | paid | GENERAL CHARITABLE PURPOSES | 202631359349101513 |
| 2025 | S & C Harvest Foundation Inc | Union of Concerned Scientist Cambridge, MA | C | $3,000 | paid | INDEPENDENT SCIENCE | 202641349349104279 |
| 2025 | Alexander Host Foundation | Union of Concerned Scientists Cambridge, MA | C | $3,000 | paid | FURTHER ENVIRONMENT | 202641319349102389 |
| 2025 | Modestus Bauer Foundation | Union of Concerned Scientists Inc Cambridge, MA | B | $3,000 | paid | GENERAL CHARITABLE USE | 202641339349105069 |
| 2025 | Fuller Family Charitable Trust | Union of Concerned Scientists Cambridge, MA | B | $3,000 | paid | Operations | 202523099349100627 |
| 2025 | Kurtz Family Foundation Trust | Union of Concerned Scientists Cambridge, MA | B | $3,000 | paid | GENERAL SUPPORT | 202641349349102684 |
| 2025 | The Hurd Foundation | Union of Concerned Scientists Cambridge, MA | B | $2,594 | paid | INDEPENDENT SCIENCE | 202631549349100403 |
| 2025 | The Guston Foundation | Union of Concerned Scientists Inc Cambridge, MA | B | $2,500 | paid | GENERAL OPERATING SUPPORT | 202601309349100810 |
| 2025 | Charles Mosesian Family Foundation | Union of Concerned Scientists Cambridge, MA | B | $2,500 | paid | PROGRAM SUPPORT | 202620769349100222 |
| 2025 | Lenfestey Family Foundation Inc C/O Private Philanthropy Services | The Union of Concerned Scientists Inc Cambridge, MA | B | $2,500 | paid | GENERAL OPERATIONS | 202611619349100221 |
| 2025 | The Bluestone Foundation | Union of Concerned Scientists Inc Cambridge, MA | B | $2,500 | paid | CURRENT USE FOR CHARITABLE PURPOSES | 202631329349104058 |
| 2025 | Flanagan Family Foundation | Union of Concerned Scientists Cambridge, MA | B | $2,500 | paid | To support scientific research and advocacy for a healthy, safe, and just future. | 202621339349103522 |
| 2025 | Ray C Mckinley Family Foundation Agency | Union of Concerned Scientists Woburn, MA | C | $2,500 | paid | GENERAL SUPPORT | 202611259349100946 |
| 2025 | The Howard and Sarah D Solomon Foundation | Union of Concerned Scientists Cambridge, MA | B | $2,500 | paid | GENERAL SUPPORT | 202630919349100713 |
| 2025 | David F & Sara K Weston Fund | Union of Concerned Scientists Cambridge, MA | B | $2,500 | paid | GENERAL PORPUSE | 202621809349100937 |
| 2025 | The Ivywood Foundation | Union of Concerned Scientists Cambridge, MA | B | $2,000 | paid | GENERAL | 202621289349101717 |
| 2025 | Cooper Foundation for Neurologic Research and Education | Union of Concerned Scientists Cambridge, MA | B | $2,000 | paid | GENERAL SUPPORT | 202601759349100505 |
| 2025 | The Double E-Foundation C/O Lynda Palevsky | Union of Concerned Scientists Cambridge, MA | B | $2,000 | paid | GENERAL OPERATING BUDGET | 202611329349102416 |
| 2025 | Carr Family Foundation | Union of Concerned Scientists Cambridge, MA | B | $1,980 | paid | General | 202601289349100820 |
| 2025 | Rencourt Foundation Inc C/O Charles Streitwieser | Union of Concerned Scientists Cambridge, MA | B | $1,923 | paid | RELIGIOUS, CHARITABLE, SCIENTIFIC, LITERARY OR EDUCATION | 202641279349101204 |
| 2025 | May Foundation Trust | Union of Concerned Scientists Cambridge, MA | B | $1,775 | paid | SCIENTIFIC RESEARCH FOR SAFER WORLD | 202621249349102752 |
| 2025 | Kramer Foundation | Union of Concerned Scientists Cambridge, MA | B | $1,500 | paid | Unrestricted Contribution | 202621249349101837 |
| 2025 | Nelson Talbott Foundation | Union of Concerned Scientists Cambridge, MA | B | $1,500 | paid | GENERAL NEEDS OR PURPOSE | 202523149349101307 |
| 2025 | James G Hart Foundation | Union of Concerned Scientists Cambridge, MA | B | $1,500 | paid | GENERAL FUND | 202631749349100613 |
| 2025 | Caithness Foundation C/O Daniel H Webb | Union of Concerned Scientists Cambridge, MA | B | $1,500 | paid | RESEARCH & HIGHER EDUCATION | 202512359349100401 |
| 2025 | Im the Molder Family Foundation | Union of Concerned Scientists Cambridge, MA | B | $1,309 | paid | UNRESTRICTED GENERAL | 202601209349102460 |
| 2025 | Crowell Family Foundation 7522-Xxxxxx00058 | Union of Concerned Scientists Cambridge, MA | C | $1,038 | paid | GENERAL FUND | 202601249349101710 |
| 2025 | The Jeanne Myerson and John Cate Family | Union of Concerned Scientists Cambridge, MA | B | $1,035 | paid | UNRESTRICTED GIFT | 202611319349101871 |
| 2025 | Kache Charitable Foundation | Union of Concerned Scientists Cambridge, MA | B | $1,000 | paid | EDUCATION | 202630859349100223 |
| 2025 | Yang Foundation | Union of Concerned Scientists Cambridge, MA | B | $1,000 | paid | DIRECT AID TO NEEDY | 202621259349100147 |
| 2025 | Yvonne & Leslie Pollack Family Foundation Inc | Union of Concerned Scientists Woburn, MA | C | $1,000 | paid | CHARITABLE | 202631709349100018 |
| 2025 | J M a Foundation Inc | Union of Concerned Scientists Boston, MA | B | $1,000 | paid | Charitable Donation | 202630619349100003 |
| 2025 | Jane M Gitschier Foundation | Union of Concerned Scientists Woburn, MA | C | $1,000 | paid | GENERAL FUND | 202620769349100232 |
| 2025 | Louise Arnold Maddux Environmental Foundation | Union of Concerned Scientists Cambridge, MA | B | $1,000 | paid | GENERAL CONTRIBUTION | 202641279349101774 |
| 2025 | Pine River Foundation C/O We Trust Company | Union of Concerned Scientists Cambridge, MA | B | $1,000 | paid | TO PROVIDE SUPPORT TO EXEMPT ORG | 202611349349103141 |
| 2025 | Elno Family Foundation Inc | Union of Concerned Scientists Cambridge, MA | B | $1,000 | paid | SUPPORT ENVIRONMENTAL AND CLIMATE RESEARCH | 202610929349100606 |
| 2025 | Carol Dines Family Foundation | Union of Concerned Scientists Inc Cambridge, MA | B | $1,000 | paid | GENERAL OPERATIONS | 202631349349102578 |
| 2025 | The Joseph and Anna Gartner Foundation | Union of Concerned Scientists Woburn, MA | C | $1,000 | paid | OPERATION/SPEC. PROJ/ENDOWMENTS | 202541329349101769 |
| 2025 | Skyemar Foundation | Union of Concerned Scientists Cambridge, MA | B | $1,000 | paid | CHARITABLE - NO RESTRICTIONS | 202601319349100120 |
| 2025 | Frank & Roslyn Grobman Foundation C/O Richard Grobman | Union of Concerned Scientists Cambridge, MA | B | $1,000 | paid | CHARITABLE | 202601359349100130 |
| 2025 | Allstadt Hardin Foundation | Union of Concerned Scientist Cambridge, MA | C | $1,000 | paid | ENVIRONMENT | 202621359349103367 |
| 2025 | The Jones Family Charitable Foundation | Union of Concerned Scientists Cambridge, MA | B | $1,000 | paid | GENERAL FUND | 202601779349100610 |
| 2025 | The Simsmaes Foundation Inc | Union of Concerned Scientists Cambridge, MA | B | $1,000 | paid | GENERAL PURPOSES | 202600579349100770 |
| 2025 | Caplin Foundation | Union of Concerned Scientists Inc Cambridge, MA | B | $1,000 | paid | General & Unrestricted | 202641339349104184 |
| 2025 | The Thelma S Rodbell Charitable Foundati C/O Paster & Harpootian Ltd | Union of Concerned Scientists Cambridge, MA | B | $1,000 | paid | GENERAL OPERATING BUDGET | 202601559349100115 |
| 2025 | Harken Foundation | Union of Concerned Scientists Cambridge, MA | B | $1,000 | paid | GENERAL | 202621179349100022 |
| 2025 | The Anne and Gerald Freedman Charitable Foundation Inc | Union of Concerned Scientists Cambridge, MA | B | $1,000 | paid | GENERAL DONATION TO SUPPORT ORGANIZATION'S ACTIVITIES. | 202541959349100754 |
| 2025 | Wayne Goldstein Memorial Foundation | Union of Concerned Scientists Cambridge, MA | B | $1,000 | paid | GENERAL FUNDING | 202611009349100741 |
| 2025 | Nathalie and James Andrews Foundation | Union of Concerned Scientists Cambridge, MA | B | $1,000 | paid | OPERATING EXPENSES | 202610689349100526 |
| 2025 | The Menaged Foundation | Union of Concerned Scientists Cambridge, MA | B | $1,000 | paid | CHARITABLE DONATION | 202621399349100112 |
| 2025 | New Horizon Foundation | Union of Concerned Scientists Cambridge, MA | B | $1,000 | paid | Public Affairs | 202610559349100761 |
| 2025 | The John a Rodger Jr Foundation Inc | Union of Concerned Scientists Cambridge, MA | B | $1,000 | paid | AID DONEE ORGANIZATION TO CARRY OUT FUNCTIONS | 202601289349101820 |
| 2025 | The Rmf Foundation Inc C/O Richard Friedberg | Union of Concerned Scientists Cambridge, MA | B | $800 | paid | TO FURTHER DONEE'S EXEMPT PURPOSE | 202512679349100011 |
| 2025 | The Samuel & Tillie D Cheiffetz Foundati | Union of Concerned Scientists Cambridge, MA | B | $600 | paid | https://www.ucs.org/ | 202641349349105084 |
| 2025 | Kenwood Foundation 7521-Xxxxxx21240 | Union of Concerned Scientists Cambridge, MA | C | $500 | paid | UNRESTRICTED | 202611249349101411 |
| 2025 | Hixon Family Foundation | Union of Concerned Scientists Cambridge, MA | B | $500 | paid | SCIENCE/EDUC | 202621339349100817 |
| 2025 | The Turpin-Allebrand Family Charitable Foundation | Union of Concerned Scientists Cambridge, MA | B | $500 | paid | TO WORK TO SOLVE OUR PLANET'S MOST PRESSING PROBLEMS | 202630359349100228 |
| 2025 | The Zod Family Foundation | Union of Concerned Scientists Inc Cambridge, MA | B | $500 | paid | General & Unrestricted | 202631269349101123 |
| 2025 | Marianne and George Markham Foundation | Union of Concerned Scientists Cambridge, MA | B | $500 | paid | GENERAL | 202601339349102560 |
| 2025 | Fund for Education | Union of Concerned Scientists Cambridge, MA | B | $500 | paid | CHARITABLE | 202631629349100328 |
| 2025 | Marbeach Foundation | Union of Concerned Scientists Cambridge, MA | C | $500 | paid | General | 202631339349103808 |
| 2025 | Steelberg Foundation | Union of Concerned Scientists Inc Cambridge, MA | B | $500 | paid | General & Unrestricted | 202621009349101967 |
| 2025 | Frank Pace Jr Foundation Inc | Union of Concerned Scientists Cambridge, MA | B | $500 | paid | ENVIRONMENT | 202601529349100205 |
| 2025 | Duchen Foundation | Union of Concerned Scientists Cambridge, MA | B | $500 | paid | GENERAL | 202630789349100518 |
| 2025 | Douglas and Maria Bayer Foundation | Union of Concerned Scientists Cambridge, MA | B | $414 | paid | GENERAL OPERATING FUNDS | 202631479349100818 |
| 2025 | The Manchester Family Pfdn | Union of Concerned Scientists Inc Cambridge, MA | B | $300 | paid | GENERAL OPERATING | 202601279349102505 |
| 2025 | Herbst Family Foundation | Union of Concerned Scientist Woodburn, MA | D | $300 | paid | PROGRAM SUPPORT | 202641829349100319 |
| 2025 | The Double-R Foundation | Union of Concerned Scientists Cambridge, MA | B | $250 | paid | COMMUNITY SUPPORT | 202513589349100401 |
| 2025 | Ernsteen Family Foundation | Union of Concerned Scientists Cambridge, MA | B | $250 | paid | UNRESTRICTED | 202631319349101318 |
| 2025 | Maturi Rammohan Foundation Inc | Union of Concerned Scientists Cambridge, MA | B | $250 | paid | CLEAN ENERGY SCENARIOS | 202641339349100904 |
| 2025 | The Sollee Family Foundation | Union of Concerned Scientists Inc Cambridge, MA | B | $200 | paid | General & Unrestricted | 202631009349100543 |
| 2025 | The Lasalle Family Foundation | Union of Concerned Scientists Cambridge, MA | B | $200 | paid | SUPPORT OF PRIMARY MISSION | 202621319349103122 |
| 2025 | Barbash Family Fund Inc | Union of Concerned Scientists Cambridge, MA | B | $200 | paid | GENERAL PURPOSE | 202631319349102393 |
| 2025 | The Paula and William Bernstein Family Foundation | Union of Concerned Scientists Woburn, MA | C | $160 | paid | EDUCATION | 202620479349100217 |
| 2025 | Jean and Albert Nerken Foundation | Union of Concerned Scientists Cambridge, MA | B | $110 | paid | CHARITABLE | 202610899349100101 |
| 2025 | Donald W Collier Charitable Trust II | Union of Concerned Scientists Cambridge, MA | B | $100 | paid | Unrestricted | 202611329349102616 |
| 2025 | Jack & Judith Rosenberg Foundation | Union of Concerned Scientists Cambridge, MA | B | $100 | paid | Unrestricted donation for donee's exempt purpose | 202631319349100908 |
| 2025 | Carverdelaney Families Foundation Inc | Union of Concerned Scientists Inc Cambridge, MA | B | $100 | paid | UNRESTRICTED | 202631269349100913 |
| 2025 | Analog Devices Foundation | Union of Concerned Scientists Inc Cambridge, MA | B | $51 | paid | GENERAL SUPPORT | 202610749349100061 |
| 2025 | Nels and Liz Leutwiler Foundation | Union of Concerned Scientists Cambridge, MA | C | $50 | paid | GENERAL OPERATIONS | 202621349349103262 |
| 2025 | Sarfaty Siegel Foundation for the Future | Union of Concerned Scientists Cambridge, MA | B | $50 | paid | GENERAL SUPPORT | 202641389349101104 |
| 2025 | Ada Brandon Charitable Foundation Inc | Union of Concerned Scientists Cambridge, MA | B | $49 | paid | General Donation | 202601999349100400 |
| 2025 | Corduroy Charitable Trust | Union of Concerned Scientists Cambridge, MA | B | $30 | paid | GENERAL OPERATIONS | 202611279349100526 |
| 2025 | Birches Foundation | Union of Concerned Scientists Cambridge, MA | B | $0 | paid | General Support | 202600659349100005 |
| 2024 | Fidelity Investments Charitable Gift Fund | Union of Concerned Scientists Inc Cambridge, MA | A | $3,122,050 | paid | For grant recipient's exempt purposes | 202521349349310887 |
| 2024 | Foundation for the Carolinas | Union of Concerned Scientists Inc Cambridge, MA | A | $1,000,000 | paid | CHARITABLE GIFT | 202543219349306689 |
| 2024 | Vanguard Charitable Endowment Program | Union of Concerned Scientists Inc Cambridge, MA | A | $986,910 | paid | FOR RECIPIENT'S EXEMPT PURPOSE | 202511349349313096 |
| 2024 | Donor Advised Charitable Giving Inc | Union of Concerned Scientists Inc Cambridge, MA | A | $974,061 | paid | INTERNATIONAL, FOREIGN AFFAIRS | 202541069349300729 |
| 2024 | Multiplier | Union of Concerned Scientists Cambridge, MA | A | $795,551 | paid | TRANSMISSION SOLUTIONS FOR A CLEAN ENERGY FUTURE | 202523099349301702 |
| 2024 | The John and Mary Neff Foundation | Union of Concerned Scientists Cambridge, MA | B | $750,000 | paid | to use rigorous, independent science to solve our planet's most pressing problems | 202512829349100406 |
| 2024 | United States Energy Foundation | Union of Concerned Scientists Inc Cambridge, MA | A | $550,000 | paid | TO SUPPORT EDUCATION AND OUTREACH TO BUILD A CLEAN ENERGY FUTURE. TO PROMOTE EDUCATION AND ANALYSIS ON THE BENEFITS OF CLEAN TRANSPORTATION. | 202542839349301689 |
| 2024 | The Heising-Simons Foundation | Union of Concerned Scientists Cambridge, MA | B | $505,000 | paid | TO ADVANCE CLEAN TRANSPORTATION AND CLEAN POWER | 202543219349106499 |
| 2024 | Goldberg Family Foundation 217-48576810 | Union of Concerned Scientists Cambridge, MA | B | $500,000 | paid | UNRESTRICTED GIFT | 202543179349103319 |
| 2024 | Mercury Foundation | Union of Concerned Scientists Cambridge, MA | B | $500,000 | paid | GENERAL | 202501059349100930 |
| 2024 | Wk Kellogg Foundation | Union of Concerned Scientists Cambridge, MA | B | $450,000 | approved, future | Food, Strong and Equitable Food Systems | 202541889349100144 |
| 2024 | Breakthrough Energy Foundation | Union of Concerned Scientists Inc Cambridge, MA | A | $450,000 | paid | POLICY DEVELOPMENT | 202543219349316849 |
| 2024 | American Online Giving Foundation Inc | Union of Concerned Scientists Inc Cambridge, MA | A | $421,335 | paid | GENERAL SUPPORT | 202530159349302758 |
| 2024 | National Philanthropic Trust | Union of Concerned Scientists Cambridge, MA | A | $417,200 | paid | EDUCATION | 202511339349301311 |
| 2024 | Donald a Pels Charitable Trust Utd 8/18/92 C/O Pkf O'connor Davies | Union of Concerned Scientists Cambridge, MA | B | $300,000 | paid | GENERAL OPERATING SUPPORT | 202513049349100726 |
| 2024 | Grantham Foundation for the Protection of the Environment | Union of Concerned Scientists Inc Cambridge, MA | B | $300,000 | paid | FOOD AND AGRICULTURE RESEARCH | 202513219349105041 |
| 2024 | Clif Family Foundation | Union of Concerned Scientists Cambridge, MA | B | $300,000 | paid | Transform Food Systems | 202543159349102534 |
| 2024 | The Zegar Family Foundation | The Union of Concerned Scientists Inc Cambridge, MA | B | $250,000 | paid | GENERAL PURPOSE CONTRIBUTION | 202543219349103209 |
| 2024 | Wk Kellogg Foundation | Union of Concerned Scientists Cambridge, MA | B | $250,000 | paid | Food, Strong and Equitable Food Systems | 202541889349100144 |
| 2024 | Global Impact | Union of Concerned Scientists Cambridge, MA | A | $250,000 | paid | Grant to support program | 202511289349300041 |
| 2024 | Jewish Communal Fund | Union of Concerned Scientists Inc Cambridge, MA | A | $216,627 | paid | IN FURTHERANCE OF GRANTEE'S TAX-EXEMPT PURPOSE | 202500369349300210 |
| 2024 | Democracy Fund Inc | Union of Concerned Scientists Inc Cambridge, MA | B | $200,000 | paid | Program support for Center for Science and Democracy | 202503189349101720 |
| 2024 | Democracy Fund Inc | Union of Concerned Scientists Inc Cambridge, MA | B | $200,000 | approved, future | Program support for Center for Science and Democracy | 202503189349101720 |
| 2024 | American Endowment Foundation | Union of Concerned Scientists Inc Cambridge, MA | A | $180,600 | paid | INTERNATIONAL | 202513219349310376 |
| 2024 | The William & Flora Hewlett Foundation | Union of Concerned Scientists Inc Cambridge, MA | B | $150,000 | paid | FOR THE CLEAN TRANSPORTATION PROGRAM | 202523189349102727 |
| 2024 | Night Heron Foundation | Union of Concerned Scientists Inc Cambridge, MA | B | $150,000 | paid | Science Network | 202523219349103102 |
| 2024 | Marty and Dorothy Silverman Foundation | Union of Concerned Scientists Cambridge, MA | B | $150,000 | paid | GENERAL DONATION | 202521649349100407 |
| 2024 | Wilburforce Foundation C/O Lisa Weinstein | Union of Concerned Scientists Cambridge, MA | B | $140,000 | paid | ENVIRONMENTAL - PROMOTING STRUCTURAL CHANGES IN GOVERNMENT DECISIONMAKING TO SAFEGUARD OUR DEMOCRACY, PUBLIC HEALTH, AND THE ENVIRONMENT | 202533189349103843 |
| 2024 | Ploughshares Fund Inc | Union of Concerned Scientists Cambridge, MA | A | $135,000 | paid | 1. TO HIRE ORGANIZERS AND, AS NEEDED, PLACE TARGETED ADS IN SUPPORT OF THE RADIATION EXPOSURE COMPENSATION ACT (RECA).2. TO SUPPORT THE UNION OF CONCERNED SCIENTISTS EFFORTS TO REDUCE THE SIZE AND ROLE OF THE US NUCLEAR ARSENAL, LOWER THE RISK OF NUCLEAR WAR, AND PROVIDE JUSTICE TO IMPACTED COMMUNITIES. | 202531359349315978 |
| 2024 | Saint Paul & Minnesota Foundation | Union of Concerned Scientists Inc Cambridge, MA | A | $126,500 | paid | MULTIPLE GRANTS FOR MULTIPLE PURPOSES | 202502379349301475 |
| 2024 | The Schmidt Family Foundation | Union of Concerned Scientists Inc Cambridge, MA | B | $125,000 | paid | WORKING TOWARDS A RESILIENT AND EQUITABLE FOOD SYSTEM | 202513219349104316 |
| 2024 | Lawrence E & Elaine Smith Irell Foundation | Union of Concerned Scientists Cambridge, MA | B | $120,000 | paid | TO ASSIST THE ORGANIZATION TO MAINTAIN ITS CHARITABLE AND SCIENTIFIC SERVICES BENEFITING THE GENERAL PUBLIC AND THE SCIENTIFIC COMMUNITY. | 202522049349100417 |
| 2024 | Give Lively Foundation Inc | Union of Concerned Scientists Inc Cambridge, MA | A | $111,731 | paid | GENERAL SUPPORT | 202521969349301212 |
| 2024 | Clayton Baker Trust | Union of Concerned Scientists Cambridge, MA | B | $105,000 | paid | ENVIRONMENT | 202503189349101885 |
| 2024 | The Wildflower Foundation Inc C/O Lou Nostro | The Union of Concerned Scientist Cambridge, MA | C | $100,000 | paid | CHARITABLE PURPOSE | 202531289349101428 |
| 2024 | The Fine and Greenwald Foundation C/O Marsha Soffer | Union of Concerned Scientists Cambridge, MA | B | $100,000 | paid | ENVIRONMENTAL | 202543169349100439 |
| 2024 | Rockefeller Family Fund Inc | Union of Concerned Scientists Cambridge, MA | A | $100,000 | paid | PROJECT SUPPORT - ENVIRONMENT | 202533179349305638 |
| 2024 | The David and Lucile Packard Foundation | The Union of Concerned Scientists Inc Cambridge, MA | B | $100,000 | paid | Environment and Science | 202533209349100148 |
| 2024 | Farvue Foundation Inc | Union of Concerned Scientists Cambridge, MA | B | $100,000 | paid | SUPPORT | 202521139349100727 |
| 2024 | Bernard F & Alva B Gimbel Foundation Inc | Union of Concerned Scientists Inc Cambridge, MA | B | $100,000 | paid | CENTER FOR SCIENCE & DEMOCRACY | 202523039349100412 |
| 2024 | The New York Community Trust | Union of Concerned Scientists Inc Cambridge, MA | A | $90,572 | paid | FOR GENERAL SUPPORT. | 202523149349305672 |
| 2024 | Water Foundation | Union of Concerned Scientists Cambridge, MA | A | $90,000 | paid | WATER ACCESS AND CONSERVATION | 202523219349312157 |
| 2024 | The Schaffner Family Foundation | Union of Concerned Scientists Cambridge, MA | C | $75,000 | paid | ENVIRONMENTAL | 202503089349101355 |
| 2024 | The Moses Feldman Family Foundation | Union of Concerned Scientists Inc Cambridge, MA | B | $75,000 | paid | GENERAL OPERATING SUPPORT | 202533189349104673 |
| 2024 | Climateworks Foundation | Union of Concerned Scientists Cambridge, MA | A | $75,000 | paid | TO SUPPORT THE GLOBAL TRANSITION TO CLEAN TRANSPORTATION | 202512959349301466 |
| 2024 | The Rosenthal Family Foundation | Union of Concerned Scientists Cambridge, MA | B | $75,000 | paid | TO SUPPORT EDUCATION OPPORTUNITIES FOR ALL CITIZENS TO ENGAGE IN A HEALTHY DEMOCRACY | 202503109349101750 |
| 2024 | The Marisla Foundation | Union of Concerned Scientists Cambridge, MA | B | $70,000 | paid | GENERAL SUPPORT | 202503179349104150 |
| 2024 | The Marisla Foundation | Union of Concerned Scientists Cambridge, MA | B | $70,000 | approved, future | GENERAL SUPPORT | 202503179349104150 |
| 2024 | Windward Fund | Union of Concerned Scientists Cambridge, MA | A | $66,000 | paid | AGRICULTURE, FOOD, NUTRITION | 202513159349305886 |
| 2024 | The Shifting Foundation | Union of Concerned Scientists Cambridge, MA | B | $65,000 | paid | To support the overall mission of the organization | 202423309349100202 |
| 2024 | Morgan Stanley Global Impact Funding Trust Inc | Union of Concerned Scientists Cambridge, MA | A | $65,000 | paid | UNRESTRICTED GENERAL SUPPORT | 202503239349300435 |
| 2024 | Sand County Charitable Trust C/O Tyler Lynch Pc | Union of Concerned Scientists Cambridge, MA | B | $60,000 | paid | SCIENTIFIC | 202511269349100646 |
| 2024 | Harlan E Anderson Foundation | Union of Concerned Scientists Cambridge, MA | C | $60,000 | paid | GENERAL SUPPORT | 202501329349101850 |
| 2024 | The US Charitable Gift Trust | Union of Concerned Scientists Inc Cambridge, MA | A | $54,848 | paid | FOR RECIPIENT'S EXEMPT PURPOSE | 202533189349305673 |
| 2024 | The James Family Charitable Foundation | Union of Concerned Scientists Cambridge, MA | B | $51,000 | paid | GENERAL | 202611689349100131 |
| 2024 | The Philadelphia Foundation | Union of Concerned Scientists Inc Cambridge, MA | A | $50,250 | paid | GENERAL OPERATING SUPPORT | 202533079349301708 |
| 2024 | Timken Matthews Family Foundation | Union of Concerned Scientists Cambridge, MA | B | $50,000 | paid | 2023-2024 Unrestricted Grant | 202500419349100315 |
| 2024 | Friends of the Earth | Union of Concerned Scientists Inc Cambridge, MA | A | $50,000 | paid | TO COORDINATE EFFORTS TO STOP CLIMATE DISINFORMATION. | 202501359349304885 |
| 2024 | Ann & Gordon Getty Foundation | Union of Concerned Scientists Inc Cambridge, MA | B | $50,000 | paid | TO CARRY OUT SPECIFIC CHARITABLE, EDUCATIONAL, AND CULTURAL PROJECTS | 202513019349100216 |
| 2024 | Thomas H and Donna M Stone Foundation | Union of Concerned Scientists Cambridge, MA | B | $50,000 | paid | HUMANITARIAN | 202500659349101565 |
| 2024 | Amy P Goldman Foundation | The Union of Concerned Scientists Inc Cambridge, MA | B | $50,000 | paid | CHARITABLE | 202503219349102420 |
| 2024 | The James Family Charitable Foundation | Union of Concerned Scientists Cambridge, MA | B | $47,000 | paid | GENERAL | 202543219349108069 |
| 2024 | Seattle Foundation | Union of Concerned Scientists Cambridge, MA | A | $45,000 | paid | TO PROVIDE GENERAL SUPPORT | 202503189349315665 |
| 2024 | The Lumpkin Family Foundation C/O Adrienne N Cole | Union of Concerned Scientists Cambridge, MA | B | $40,500 | paid | CHARITABLE | 202533189349101813 |
| 2024 | Jim Cox Jr Foundation | Union of Concerned Scientists Cambridge, MA | B | $40,000 | paid | UNRESTRICTED GENERAL | 202512839349100421 |
| 2024 | Wiancko Charitable Foundation Inc | Union of Concerned Scientists Cambridge, MA | C | $40,000 | paid | UNRESTRICTED | 202543179349102154 |
| 2024 | Foundation M | Union of Concerned Scientists Cambridge, MA | B | $40,000 | paid | Clean Vehicles Program | 202521329349101172 |
| 2024 | Fresh Sound Foundation Inc | Union of Concerned Scientists Cambridge, MA | C | $40,000 | paid | SCIENTIFIC | 202403099349100715 |
| 2024 | Community Foundation of Tompkins County Inc | Union of Concerned Scientists Cambridge, MA | A | $38,320 | paid | UNRESTRICTED | 202531769349301813 |
| 2024 | Minneapolis Jewish Federation | Union of Concerned Scientists Inc Cambridge, MA | A | $35,180 | paid | GENERAL OPERATING SUPPORT | 202523219349322352 |
| 2024 | Prospect Hill Foundation Inc | Union of Concerned Scientists Cambridge, MA | C | $35,000 | paid | COOLING DOWN A COLD WAR | 202540579349100914 |
| 2024 | Steven C Leuthold Family Foundation | Union of Concerned Scientists Cambridge, MA | B | $35,000 | paid | OPERATIONS | 202533099349100143 |
| 2024 | John K & Janice L Howie Foundation | Union of Concerned Scientists Cambridge, MA | B | $35,000 | paid | CHARITABLE | 202531339349104318 |
| 2024 | Gary Saltz Foundation Inc | Union of Concerned Scientists Cambridge, MA | B | $35,000 | paid | GENERAL SUPPORT | 202513219349104501 |
| 2024 | Impactassetsinc | Union of Concerned Scientists Inc Cambridge, MA | A | $33,000 | paid | GENERAL SUPPORT | 202543169349307999 |
| 2024 | The New York Community Trust | Union of Concerned Scientists Inc Cambridge, MA | A | $31,340 | paid | FOR GENERAL SUPPORT. | 202523149349305672 |
| 2024 | The Longhill Charitable Foundation | Union of Concerned Scientists Cambridge, MA | B | $30,000 | paid | CHARITY | 202533009349100843 |
| 2024 | Community Foundation for Greater Buffalo Inc | Union of Concerned Scientists Inc Cambridge, MA | A | $27,400 | paid | CHARITABLE SUPPORT. ANY RESTRICTIONS HAVE BEEN COMMUNICATED TO THE GRANTEE. | 202503169349303905 |
| 2024 | The Coalition for Sensible Safeguards Inc | Union of Concerned Scientists Cambridge, MA | A | $25,500 | paid | Grant funds were made to CSS Executive Committee member to support organizational efforts to improve and protect the regulatory state. | 202543029349302744 |
| 2024 | Better Natures Foundation | Union of Concerned Scientists Cambridge, MA | B | $25,000 | paid | GENERAL PURPOSE | 202543219349100774 |
| 2024 | The Cosman Family Foundation | Union of Concerned Scientists Inc Cambridge, MA | B | $25,000 | paid | UNRESTRICTED GENERAL | 202511229349100346 |
| 2024 | Leo Model Foundation Inc | Union of Concerned Scientists Cambridge, MA | B | $25,000 | paid | TECHNICAL ANALYSIS & ADVOCACY TO SAVE THE PLANET | 202513169349102641 |
| 2024 | The Cameron and Jane Baird Foundation | Union of Concerned Scientists Cambridge, MA | B | $25,000 | paid | SCIENCE-BASED ADVOCACY FOR A HEALTHY ENVIRONMENT | 202523109349101907 |
| 2024 | Dallas & Louise Anderson Foundation | Union of Concerned Scientists Cambridge, MA | B | $25,000 | paid | SUPPORT SCIENCE-BASED ENVIRONMENTAL AND SAFETY ADVOCACY | 202520419349101027 |
| 2024 | Philip J Solondz Family Foundation | Union of Concerned Scientists Cambridge, MA | B | $25,000 | paid | CLIMATE AND ENERGY | 202510949349100306 |
| 2024 | Earthshare | Union of Concerned Scientists Cambridge, MA | A | $24,961 | paid | WORPLACE GIVING | 202530429349302008 |
| 2024 | Boston Foundation Inc | Union of Concerned Scientists Inc Cambridge, MA | A | $24,250 | paid | Operating Support/Annual Fund | 202531329349304083 |
| 2024 | The Orchard Foundation C/O Heidi Lehner Breed's Hill Capital | Union of Concerned Scientists Boston, MA | C | $23,000 | paid | TO FUND CHARITABLE MISSION OF CHARITABLE ORGANIZATION - CENTER FOR SCIENCE AND DEMOCRACY | 202542679349100619 |
| 2024 | The Streisand Foundation | Union of Concerned Scientists Cambridge, MA | B | $22,500 | paid | SUPPORT FOR ORGANIZATION'S OPERATIONS | 202513189349103801 |
| 2024 | Jewish Community Foundation of San Diego | Union of Concerned Scientists Cambridge, MA | A | $21,665 | paid | GENERAL | 202511349349308276 |
| 2024 | Grace Jones Richardson Testamentary Trust C/O Piedmont Trust Co | Union of Concerned Scientists Inc Cambridge, MA | B | $20,500 | paid | TO ASSIST THE ORGANIZATION IN CARRYING OUT ITS EXEMPT PURPOSE | 202523179349100327 |
| 2024 | Fiduciary Charitable Foundation DBA Fiduciary Trust Charitable | Union of Concerned Scientists Inc Cambridge, MA | A | $20,200 | paid | DONATIONS | 202532889349303018 |
| 2024 | Jeannette and H Peter Kriendler Char Trust | Union of Concerned Scientists Cambridge, MA | C | $20,000 | paid | ORGANIZATION'S GENERAL | 202521339349103607 |
| 2024 | Inmaat Foundation C/O Presti & Naegele | Union of Concerned Scientists Inc Cambridge, MA | B | $20,000 | paid | GENERAL OPERATING SUPPORT | 202503169349103320 |
| 2024 | Foster-Davis Foundation Inc | Union of Concerned Scientists Inc Cambridge, MA | B | $20,000 | paid | General & Unrestricted | 202503119349100210 |
| 2024 | Marvin & Annette Lee Foundation Inc | Union of Concerned Scientists Cambridge, MA | C | $20,000 | paid | TO SUPPORT CHARITABLE ACTIVITIES | 202523019349100212 |
| 2024 | Margaret H & James E Kelley Foundation Inc | Union of Concerned Scientists Cambridge, MA | C | $20,000 | paid | OPERATIONS | 202530669349101313 |
| 2024 | Helios Foundation C/O Schaper Benz & Wise Inv Cnsl | Union of Concerned Scientists Cambridge, MA | C | $20,000 | paid | GENERAL SUPPORT | 202412509349100311 |
| 2024 | The New-Land Foundation Inc | Union of Concerned Scientists Cambridge, MA | B | $20,000 | paid | PEACE & ARMS CONTROL | 202513219349107626 |
| 2024 | The Educational Foundation of America C/O Intentional Philanthropy | Union of Concerned Scientists Cambridge, MA | B | $20,000 | paid | GENERAL OPERATING SUPPORT | 202523159349103007 |
| 2024 | T Rowe Price Program for Charitable Giving Inc | Union of Concerned Scientists Inc Cambridge, MA | A | $17,650 | paid | MULTIPLE | 202401949349301515 |
| 2024 | Arizona Community Foundation | Union of Concerned Scientists Cambridge, MA | A | $16,700 | paid | GENERAL SUPPORT | 202530459349301688 |
| 2024 | Jewish Community Foundation of Los Angeles | Union of Concerned Scientists Inc Cambridge, MA | A | $15,900 | paid | general support | 202533199349302138 |
| 2024 | Raymond James Charitable Endowment Fund | Union of Concerned Scientists Inc Cambridge, MA | A | $15,581 | paid | GENERAL SUPPORT | 202520499349301607 |
| 2024 | Birches Foundation | Union of Concerned Scientists Cambridge, MA | B | $15,000 | paid | General Support | 202520929349100302 |
| 2024 | The San Francisco Foundation | Union of Concerned Scientists Cambridge, MA | A | $15,000 | paid | FOR GENERAL SUPPORT. FOR CLIMATE CHANGE. | 202541339349302554 |
| 2024 | Vivian & Paul Olum Charitable Foundation | Union of Concerned Scientists Cambridge, MA | C | $15,000 | paid | GENERAL | 202521329349101422 |
| 2024 | The Clara Weiss Fund | Union of Concerned Scientists Cambridge, MA | B | $15,000 | paid | To support non-profit operations | 202511339349101681 |
| 2024 | North Pond Foundation | Union of Concerned Scientists Cambridge, MA | B | $15,000 | paid | CONSERVATION | 202541339349102944 |
| 2024 | Amy and Frank Linde Family Foundation Inc | Union of Concerned Scientists Cambridge, MA | B | $15,000 | paid | CHARITABLE | 202503119349101460 |
| 2024 | Charities Aid Foundation America | Union of Concerned Scientists Inc Cambridge, MA | A | $14,082 | paid | CHARITABLE DONATION | 202530589349300723 |
| 2024 | Network for Good | Union of Concerned Scientists Inc Cambridge, MA | A | $13,779 | paid | UNRESTRICTED | 202513039349301631 |
| 2024 | Gs Donor Advised Philanthropy Fund for Wealth Management Inc | Union of Concerned Scientists Inc Cambridge, MA | A | $13,600 | paid | ENVIRONMENT & ANIMAL PROTECTION | 202503109349303645 |
| 2024 | The Minneapolis Foundation | Union of Concerned Scientists Cambridge, MA | A | $13,250 | paid | DONOR-ADVISED, ENVIRONMENT | 202520289349302052 |
| 2024 | Janet and Stanley Kane Family Foundation Inc | The Union of Concerned Scientists Cambridge, MA | B | $13,000 | paid | General Support | 202511629349101106 |
| 2024 | Paypal Charitable Giving Fund | Union of Concerned Scientists Cambridge, MA | A | $12,426 | paid | GENERAL SUPPORT | 202533079349301308 |
| 2024 | The Loring Wolcott & Coolidge Charitable Trust-I | Union of Concerned Scientists Cambridge, MA | A | $12,250 | paid | PROGRAM SUPPORT | 202501919349301415 |
| 2024 | The Ayco Charitable Foundation | Union of Concerned Scientists Inc Cambridge, MA | A | $10,050 | paid | ENVIRONMENT & ANIMAL PROTECTION | 202543109349303959 |
| 2024 | Boger Family Foundation Inc C/O Nutter Mcclennen & Fish Llp | Union of Concerned Scientists Cambridge, MA | B | $10,000 | paid | EXEMPT PURPOSES | 202512399349100201 |
| 2024 | The Murray Family Foundation | Union of Concerned Scientists Inc Cambridge, MA | B | $10,000 | paid | General & Unrestricted | 202502689349101050 |
| 2024 | The Cloud Family Private Foundation C/O Harrison Llp | Union of Concerned Scientists Cambridge, MA | B | $10,000 | paid | GENERAL PURPOSES | 202501819349100800 |
| 2024 | S B Foundation C/O Sarah Sisk | Union of Concerned Scientists Cambridge, MA | B | $10,000 | paid | TO SUPPORT ORGANIZATION | 202533099349102213 |
| 2024 | Growing Tree Foundation | Union of Concerned Scientists Cambridge, MA | B | $10,000 | paid | TO FURTHER THE ORGANIZATION'S CHARITABLE GOALS | 202501339349104000 |
| 2024 | Mazar Family Charitable Foundation Trust | Union of Concerned Scientists Cambridge, MA | B | $10,000 | paid | GENERAL | 202533259349100203 |
| 2024 | Energy Action Fund | Union of Concerned Scientists Inc Cambridge, MA | A | $10,000 | paid | TO SUPPORT CLEAN ENERGY POLICY ADVANCEMENT IN THE STATES. | 202533099349303248 |
| 2024 | Aspen Community Foundation | Union of Concerned Scientists Cambridge, MA | A | $10,000 | paid | THE PURPOSE OF THIS GRANT IS GENERAL SUPPORT. | 202523179349305787 |
| 2024 | The Sheila Dave & Sherry Gold Foundation Co Jeff Gold | Union of Concerned Scientists Woburn, MA | C | $10,000 | paid | Support to provide scientific news and information to the public. | 202533189349104593 |
| 2024 | The Goldman Sachs Charitable Gift Fund | Union of Concerned Scientists Inc Cambridge, MA | A | $10,000 | paid | EDUCATIONAL PROGRAMS & OTHER STUDENT SVC | 202511119349301416 |
| 2024 | Bruce Robert Reid Family Foundation | Union of Concerned Scientists Inc Cambridge, MA | B | $10,000 | paid | General & Unrestricted | 202511839349100761 |
| 2024 | Lenore Hanauer Foundation | Union of Concerned Scientists Cambridge, MA | B | $10,000 | paid | UNRESTRICTED SUPPORT | 202513159349102801 |
| 2024 | Toledo Community Foundation Inc | Union of Concerned Scientists Inc Cambridge, MA | A | $10,000 | paid | GENERAL SUPPORT | 202513099349303006 |
| 2024 | Seattle Foundation | Union of Concerned Scientists Cambridge, MA | A | $10,000 | paid | TO PROVIDE GENERAL SUPPORT | 202503189349315665 |
| 2024 | Seattle Foundation | Union of Concerned Scientists Cambridge, MA | A | $10,000 | paid | TO PROVIDE GENERAL SUPPORT | 202503189349315665 |
| 2024 | The Ginkgo Fund | Union of Concerned Scientists Cambridge, MA | B | $10,000 | paid | TO BE USED WITHIN EXEMPT FUNCTION | 202442549349100104 |
| 2024 | The Cowles Charitable Trust | Union of Concerned Scientists Cambridge, MA | B | $10,000 | paid | CHARITABLE | 202523189349101727 |
| 2024 | Bainbridge Community Foundation | Union of Concerned Scientists Cambridge, MA | A | $10,000 | paid | GENERAL SUPPORT | 202522839349300537 |
| 2024 | 2005 Tomchin Family Charitable Trust | Union of Concerned Scientists Cambridge, MA | C | $10,000 | paid | SUPPORT FOR THE ENVIRONMENT. | 202543179349103674 |
| 2024 | The John M and Joan F Thalheimer Family Charitable Foundation | Union of Concerned Scientists Inc Cambridge, MA | C | $10,000 | paid | GENERAL FUND | 202502129349100820 |
| 2024 | Jewish Community Federation of San Francisco the Peninsula Marin & Sonoma | Union of Concerned Scientists Inc Aka Ucs Cambridge, MA | A | $9,600 | paid | HEALTH | 202531349349310023 |
| 2024 | Bushong Family Foundation | Union of Concerned Scientists Inc Cambridge, MA | B | $9,000 | paid | General & Unrestricted | 202512619349100901 |
| 2024 | Greater Horizons | Union of Concerned Scientists Inc Cambridge, MA | A | $8,700 | paid | Environment & Animals | 202513189349309621 |
| 2024 | Arches Foundation | Union of Concerned Scientists Inc Cambridge, MA | C | $8,000 | paid | ORGANIZATION DEDICATED TO PRESERVING NATURAL RESOURCES, PROMOTING ARTS, EDUCATION AND CIVIL RIGHTS. | 202541339349100219 |
| 2024 | The Donald and Carole Chaiken Foundation | Union of Concerned Scientists Inc Aka Ucs Cambridge, MA | A | $7,500 | paid | GENERAL SUPPORT | 202413199349300111 |
| 2024 | The Woods and Gil Family Foundation | Union of Concerned Scientists Inc Cambridge, MA | B | $7,200 | paid | GENERAL OPERATION SUPPORT FOR THE ORGANIZATION | 202543189349102154 |
| 2024 | Silicon Valley Community Foundation | Union of Concerned Scientists Inc Cambridge, MA | A | $7,100 | paid | Environment | 202543149349305759 |
| 2024 | Leaves of Grass Fund | Union of Concerned Scientists Cambridge, MA | B | $7,000 | paid | CHARITABLE | 202503179349102620 |
| 2024 | The Plato Malozemoff Foundation | Union of Concerned Scientists Cambridge, MA | B | $7,000 | paid | UNRESTRICTED GIFT | 202523019349100012 |
| 2024 | The Independent Charitable Gift Fund | Union of Concerned Scientists Inc Cambridge, MA | A | $6,800 | paid | GENERAL SUPPORT | 202532249349300028 |
| 2024 | The Chicago Community Trust | Union of Concerned Scientists Inc Cambridge, MA | A | $6,750 | paid | General support for programs, operations and other charitable purposes | 202512119349301861 |
| 2024 | Fleischmann Foundation | Union of Concerned Scientists Cambridge, MA | B | $6,000 | paid | GENERAL CHARITABLE PURPOSES | 202531709349100308 |
| 2024 | Austin Community Foundation Inc | Union of Concerned Scientists Cambridge, MA | A | $6,000 | paid | GENERAL SUPPORT | 202533219349319483 |
| 2024 | Martin F Hatch Fund for Religious & Charitable Uses | Union of Concerned Scientists Cambridge, MA | C | $6,000 | paid | GENERAL CHARITABLE PURPOSES | 202503219349108045 |
| 2024 | Ecotrust | Union of Concerned Scientists Woburn, MA | C | $6,000 | paid | Unrestricted general operating support | 202501159349101370 |
| 2024 | Fuller Family Charitable Trust | Union of Concerned Scientists Cambridge, MA | B | $5,719 | paid | Operations | 202413139349101916 |
| 2024 | Innovia Foundation | Union of Concerned Scientists Inc Cambridge, MA | A | $5,250 | paid | To support the greatest needs of the organization | 202501349349305240 |
| 2024 | Mightycause Charitable Foundation | Union of Concerned Scientists Cambridge, MA | A | $5,144 | paid | UNRESTRICTED | 202513159349302051 |
| 2024 | Thrivent Charitable Impact & Investing | Union of Concerned Scientists Inc Cambridge, MA | A | $5,060 | paid | GENERAL SUPPORT | 202512589349301891 |
| 2024 | The Renaissance Foundation | Union of Concerned Scientists Cambridge, MA | B | $5,000 | paid | GENERAL OPERATING PURPOSES | 202523219349102942 |
| 2024 | The Jesse H and Susan R Oppenheimer Foundation | Union of Concerned Scientists Cambridge, MA | B | $5,000 | paid | OPERATING FUND | 202531329349101223 |
| 2024 | Beatrice R& Joseph Acoleman Foundation | Union of Concerned Scientists Cambridge, MA | B | $5,000 | paid | GENERAL USE | 202531619349100803 |
| 2024 | Rowland & Sylvia Schaefer Family Foundation Inc | Union of Concerned Scientists Cambridge, MA | B | $5,000 | paid | CHARITABLE | 202403439349100200 |
| 2024 | Lederer Foundation | Union of Concerned Scientists Cambridge, MA | C | $5,000 | paid | CHARITABLE | 202511259349101836 |
| 2024 | Idm Foundation | Union of Concerned Scientists Cambridge, MA | B | $5,000 | paid | OPERATING SUPPPORT | 202511329349101931 |
| 2024 | Crankstart Foundation | Union of Concerned Scientists Cambridge, MA | B | $5,000 | paid | GENERAL SUPPORT | 202543179349103724 |
| 2024 | The Suwinski Family Foundation Inc | Union of Concerned Scientists Cambridge, MA | B | $5,000 | paid | UNRESTRICTED GRANTS | 202541349349101849 |
| 2024 | Kuhn Foundation | Union of Concerned Scientists Woburn, MA | C | $5,000 | paid | TO FURTHER RECIPIENT'S CHARITABLE PURPOSE | 202423099349101412 |
| 2024 | The Prentice Foundation Inc | Union of Concerned Scientists Inc Cambridge, MA | B | $5,000 | paid | General & Unrestricted | 202503089349101805 |
| 2024 | Bear Gulch Foundation | Union of Concerned Scientists Cambridge, MA | B | $5,000 | paid | GENERAL OPERATIONS | 202541829349100509 |
| 2024 | Morgan Stanley Global Impact Funding Trust Inc | Union of Concerned Scientists Inc Cambridge, MA | A | $5,000 | paid | UNRESTRICTED GENERAL SUPPORT | 202503239349300435 |
| 2024 | Benjamin J Rosenthal Foundation | Union of the Concerned Scientists Cambridge, MA | D | $5,000 | paid | GENERAL SUPPORT | 202501329349103610 |
| 2024 | The Branscomb Family Foundation | Union of Concerned Scientists Cambridge, MA | B | $5,000 | paid | CHARITABLE | 202501359349103310 |
| 2024 | Lester Poretsky Family Foundation Inc C/O Robert and Debra Ekman | Union of Concerned Scientists Cambridge, MA | B | $5,000 | paid | SUPPORT OF SEC 501(C)(3) ORGANIZATION | 202511299349102086 |
| 2024 | Noblelight Foundation | Union of Concerned Scientists Cambridge, MA | B | $5,000 | paid | TO SUPPORT SOLVING OUR PLANET'S MOST PRESSING PROBLEMS. | 202513219349108931 |
| 2024 | Boveri-Trackman Family Foundation Inc | Union of Concerned Scientists Cambridge, MA | C | $5,000 | paid | Education | 202541279349101424 |
| 2024 | The Austin Foundation Inc | Union of Concerned Scientists Inc Cambridge, MA | B | $5,000 | paid | General & Unrestricted | 202521009349100902 |
| 2024 | Rahr Foundation | Union of Concerned Scientists Cambridge, MA | B | $5,000 | paid | OPERATING | 202503219349101730 |
| 2024 | Prospect Hill Foundation Inc | Union of Concerned Scientists Cambridge, MA | C | $5,000 | paid | RECA ADVOCACY | 202540579349100914 |
| 2024 | Aaron and Patricia Blumberg Foundation | Union of Concerned Scientists Inc Cambridge, MA | B | $5,000 | paid | General & Unrestricted | 202521569349100812 |
| 2024 | The Edouard Foundation Inc C/O Tpw | Union of Concerned Scientists Cambridge, MA | B | $5,000 | paid | GENERAL SUPPORT | 202531189349101673 |
| 2024 | The William J J Gordon Family Foundation | Union of Concerned Scientists Inc Cambridge, MA | B | $4,000 | paid | General & Unrestricted | 202513119349101301 |
| 2024 | S & C Harvest Foundation Inc | Union of Concerned Scientist Cambridge, MA | C | $4,000 | paid | INDEPENDENT SCIENCE | 202511339349103601 |
| 2024 | The Scudder Family Foundation Inc | Union of Concerned Scientists Cambridge, MA | B | $4,000 | paid | Advocates against global warming, other issues | 202542889349100119 |
| 2024 | Ploughshares Foundation | Union of Concerned Scientists Cambridge, MA | B | $4,000 | paid | GENERAL | 202541299349103459 |
| 2024 | The Ives Family Charitable Trust | Union of Concerned Scientists Cambridge, MA | B | $4,000 | paid | GENERAL PURPOSES | 202533149349101488 |
| 2024 | Robert and Gladys Miller Foundation | Union of Concerned Scientists Cambridge, MA | B | $3,750 | paid | GENERAL | 202521329349102647 |
| 2024 | The Isidore Stern Foundation | Union for Concerned Scientists Cambridge, MA | C | $3,158 | paid | Union for Concerned Scientists tackles some of the hardest problems facing humanity with the commitment and urgency they require. We work to improve the human condition, help communities build resilience, and support and restore thriving natural ecosystems. We fight back when safeguards are sacrificed for private profit, and we persevere until we achieve our goals. | 202503119349100140 |
| 2024 | The Pfizer Foundation Inc | Union of Concerned Scientists Inc Cambridge, MA | B | $3,042 | paid | MATCHING GIFTS | 202503119349101850 |
| 2024 | Csp Charitable Foundation | Union of Concerned Scientists Cambridge, MA | B | $3,000 | paid | CHARITABLE | 202520539349100312 |
| 2024 | The Double E-Foundation C/O Lynda Palevsky | Union of Concerned Scientists Cambridge, MA | B | $3,000 | paid | GENERAL OPERATING BUDGET | 202501539349100715 |
| 2024 | Strausman Family Fund Inc | Union of Concerned Scientists Cambridge, MA | B | $3,000 | paid | TO FURTHER DONEE'S EXEMPT PURPOSE | 202510649349100321 |
| 2024 | Modestus Bauer Foundation | Union of Concerned Scientists Inc Cambridge, MA | B | $3,000 | paid | GENERAL CHARITABLE USE | 202511259349100906 |
| 2024 | The Dickey Fund | Union of Concerned Scientists Cambridge, MA | B | $3,000 | paid | EDUCATION | 202501299349103465 |
| 2024 | Goff Family Foundation | Union for Concerned Scientists Cambridge, MA | C | $3,000 | paid | PROGRAM SUPPORT | 202533009349100853 |
| 2024 | The Jm Kaplan Fund Inc | Union of Concerned Scientists Cambridge, MA | B | $3,000 | paid | GENERAL OPERATING SUPPORT | 202533179349101958 |
| 2024 | Jewell Foundation Limited | Union of Concerned Scientists Cambridge, MA | B | $3,000 | paid | CHARITABLE | 202522399349100707 |
| 2024 | Alexander Host Foundation | Union of Concerned Scientists Cambridge, MA | C | $3,000 | paid | FURTHER ENVIRONMENT | 202531269349101643 |
| 2024 | Texas Instruments Foundation | Union of Concerned Scientists Inc Cambridge, MA | B | $2,963 | paid | DONATIONS TO COLLEGES, UNIVERSITIES AND OTHER ORGANIZATIONS UNDER "MATCHING GIFTS PROGRAM." | 202502519349100620 |
| 2024 | The Gellman Foundation | Union of Concerned Scientists Cambridge, MA | B | $2,500 | paid | CHARITABLE | 202511349349104401 |
| 2024 | The Jerry & Marilyn Handler Foundation C/O Dawn Handler Harbart | Union of Concerned Scientists Cambridge, MA | B | $2,500 | paid | TO PROVIDE FUNDS FOR CHARITABLE & EDUCATIONAL PURPOSES. | 202541209349102014 |
| 2024 | Lennox Foundation | Union of Concerned Scientists Inc Cambridge, MA | B | $2,500 | paid | General & Unrestricted | 202533149349100228 |
| 2024 | David F & Sara K Weston Fund | Union of Concerned Scientists Cambridge, MA | B | $2,500 | paid | GENERAL PURPOSES | 202501609349100920 |
| 2024 | Corinthian International Foundation C/O Larry Miller | Union of Concerned Scientists Cambridge, MA | B | $2,500 | paid | research | 202523169349102607 |
| 2024 | Rubblestone Foundation | Union of Concerned Scientists Cambridge, MA | B | $2,100 | paid | CHARITABLE | 202521349349103022 |
| 2024 | The Hurd Foundation | Union of Concerned Scientists Cambridge, MA | B | $2,070 | paid | INDEPENDENT SCIENCE | 202520839349100117 |
| 2024 | Alchemy Foundation | Union of Concerned Scientists (ucs) Cambridge, MA | C | $2,000 | paid | General Support | 202520559349100757 |
| 2024 | Flanagan Family Foundation | Union of Concerned Scientists Cambridge, MA | B | $2,000 | paid | To support scientific research and advocacy for a healthy, safe, and just future. | 202531749349100508 |
| 2024 | The Oelman Foundation | Union of Concerned Scientists Cambridge, MA | B | $2,000 | paid | UNRESTRICTED | 202541339349100134 |
| 2024 | Sarfaty Siegel Foundation for the Future | Union of Concerned Scientists Cambridge, MA | B | $2,000 | paid | GENERAL SUPPORT | 202501349349101740 |
| 2024 | S S Family Foundation Inc | Union of Concerned Scientists Cambridge, MA | B | $2,000 | paid | UNRESTRICTED GIFT TO GENERAL FUND | 202502939349100105 |
| 2024 | Seattle Foundation | Union of Concerned Scientists Cambridge, MA | A | $2,000 | paid | TO SUPPORT CENTER FOR SCIENCE AND DEMOCRACY. | 202503189349315665 |
| 2024 | The Cream Hill Foundation C/O Rider Kenley LLC | Union of Concerned Scientists Cambridge, MA | B | $2,000 | paid | CHARITABLE | 202541289349101529 |
| 2024 | Middlecott Foundation | Union of Concerned Scientists Cambridge, MA | B | $2,000 | paid | GENERAL SUPPORT | 202513219349102221 |
| 2024 | Star Foundation Inc | Union for Concerned Scientist Cambridge, MA | C | $2,000 | paid | GENERAL PURPOSE | 202541349349105314 |
| 2024 | Melvin and Sylvia Kafka Foundation Co Sara Suchman | Union of Concerned Scientists Cambridge, MA | B | $2,000 | paid | Financial Support | 202531219349101023 |
| 2024 | J M a Foundation Inc | Union of Concerned Scientists Boston, MA | B | $2,000 | paid | Charitable Donation | 202540929349100304 |
| 2024 | Meyer and Esther B Mazor Foundation Inc | Union of Concerned Scientists Cambridge, MA | B | $2,000 | paid | GENERAL FUND CONTRIBUTION | 202533189349101433 |
| 2024 | The Simsmaes Foundation Inc | Union of Concerned Scientists Cambridge, MA | B | $2,000 | paid | GENERAL PURPOSES | 202530579349100908 |
| 2024 | Philip W Riskin Charitable Foundation Inc | Union of Concerned Scientists Cambridge, MA | C | $2,000 | paid | CHARITY | 202532589349100413 |
| 2024 | Cooper Foundation for Neurologic Research and Education | Union of Concerned Scientists Cambridge, MA | B | $2,000 | paid | GENERAL SUPPORT | 202523119349102027 |
| 2024 | The Fanwood Foundation C/O Bessemer Trust Company | Union of Concerned Scientists Cambridge, MA | B | $2,000 | paid | GENERAL PURPOSE | 202523089349100217 |
| 2024 | Lenfestey Family Foundation Inc C/O Private Philanthropy Services | The Union of Concerned Scientists Inc Cambridge, MA | B | $2,000 | paid | GENERAL OPERATIONS | 202512389349100736 |
| 2024 | The Zeelander Foundation | Union of Concerned Scientists Cambridge, MA | B | $1,776 | paid | ORGANIZATIONSCHARITABLE PURPOSE | 202543219349105004 |
| 2024 | May Foundation Trust | Union of Concerned Scientists Cambridge, MA | B | $1,645 | paid | SCIENTIFIC RESEARCH FOR SAFER WORLD | 202531299349100923 |
| 2024 | Shell USA Company Foundation | Union of Concerned Scientists Inc Cambridge, MA | B | $1,537 | paid | 1536.59 | 202503169349100200 |
| 2024 | Kramer Foundation | Union of Concerned Scientists Cambridge, MA | B | $1,500 | paid | Unrestricted Contribution | 202541269349100249 |
| 2024 | James G Hart Foundation | Union of Concerned Scientists Cambridge, MA | B | $1,500 | paid | GENERAL FUND | 202541339349103514 |
| 2024 | Cleveland H Dodge Foundation Inc | Union of Concerned Scientists Inc Cambridge, MA | B | $1,500 | paid | GENERAL SUPPORT | 202523099349100722 |
| 2024 | Caithness Foundation C/O Daniel H Webb | Union of Concerned Scientists Cambridge, MA | B | $1,500 | paid | RESEARCH & HIGHER EDUCATION | 202432509349100313 |
| 2024 | Pine River Foundation C/O We Trust Company | Union of Concerned Scientists Cambridge, MA | B | $1,500 | paid | TO PROVIDE SUPPORT TO EXEMPT ORG | 202511279349103031 |
| 2024 | Carr Family Foundation | Union of Concerned Scientists Cambridge, MA | B | $1,494 | paid | GENERAL | 202521299349102537 |
| 2024 | Schumann Robert F Fdn-Main | Union of Concerned Scientists Inc Cambridge, MA | B | $1,300 | paid | GENERAL OPERATING | 202502959349100115 |
| 2024 | Ullman Family Charitable Foundation | Union of Concerned Scientists Cambridge, MA | B | $1,250 | paid | GENERAL OPERATING FUNDS | 202521849349100007 |
| 2024 | New Horizon Foundation | Union of Concerned Scientists Cambridge, MA | B | $1,200 | paid | Public Affairs | 202530419349100513 |
| 2024 | David and Lucille Gildin Family Foundation Inc | Union of Concerned Scientists Cambridge, MA | B | $1,038 | paid | GENL CHARITABLE PURPOSES | 202523159349102722 |
| 2024 | Elno Family Foundation Inc | Union of Concerned Scientists Cambridge, MA | B | $1,000 | paid | ADVOCACY | 202521289349100112 |
| 2024 | Vyuha Inc | Union of Concerned Scientists Cambridge, MA | B | $1,000 | paid | GENERAL SUPPORT. THE ORGANIZATION CAN USE THE FUNDS AS NEEDED IN FURTHERANCE OF ITS CHARITABLE PURPOSE. | 202541349349103659 |
| 2024 | The Arthur & Patricia Price Foundation | Union of Concerned Scientists Cambridge, MA | B | $1,000 | paid | UNRESTRICTED SUPPORT | 202510159349100266 |
| 2024 | The Salon Family Foundation Inc | Union of Concerned Scientists Woburn, MA | C | $1,000 | paid | CHARITABLE | 202501399349100100 |
| 2024 | Jane M Gitschier Foundation | Union of Concerned Scientists Woburn, MA | C | $1,000 | paid | GENERAL FUND | 202510679349100306 |
| 2024 | Stanley Shalom Zielony Foundation | Union of Concerned Scientists Cambridge, MA | B | $1,000 | paid | general support grant | 202521919349100107 |
| 2024 | Nathalie and James Andrews Foundation | Union of Concerned Scientists Cambridge, MA | B | $1,000 | paid | OPERATING EXPENSES | 202521259349101477 |
| 2024 | The Thelma S Rodbell Charitable Foundati C/O Paster & Harpootian Ltd | Union of Concerned Scientists Cambridge, MA | B | $1,000 | paid | GENERAL OPERATING BUDGET | 202501949349100100 |
| 2024 | Allstadt Hardin Foundation | Union of Concerned Scientists Cambridge, MA | B | $1,000 | paid | ENVIRONMENT | 202541279349103479 |
| 2024 | The Menaged Foundation | Union of Concerned Scientists Cambridge, MA | B | $1,000 | paid | CHARITABLE DONATION | 202501359349102615 |
| 2024 | Stifler Family Foundation | Union of Concerned Scientists Cambridge, MA | B | $1,000 | paid | EDUCATIONAL | 202523219349102622 |
| 2024 | The Susan and Ford Schumann Foundation C/O Baker Tilly Advisory Group Lp | Union of Concerned Scientists Cambridge, MA | B | $1,000 | paid | GENERAL FUNDS | 202511279349103436 |
| 2024 | Gordon E and Betty I Moore Foundation | Union of Concerned Scientists Inc Cambridge, MA | B | $1,000 | paid | EMPLOYEE OR TRUSTEE RECOMMENDED GIFT FOR GENERAL OPERATIONAL SUPPORT. | 202503189349103305 |
| 2024 | Silver Mountain Foundation for the Arts | Union of Concerned Scientists Cambridge, MA | C | $1,000 | paid | GENERAL PURPOSES - Environmental | 202543219349103554 |
| 2024 | Living Springs Foundation | Union of Concerned Scientists Inc Cambridge, MA | B | $1,000 | paid | GENERAL SUPPORT | 202531299349102028 |
| 2024 | The John a Rodger Jr Foundation Inc | Union of Concerned Scientists Cambridge, MA | B | $1,000 | paid | AID DONEE ORGANIZATION TO CARRY OUT FUNCTIONS | 202521279349101302 |
| 2024 | Louise Arnold Maddux Environmental Foundation | Union of Concerned Scientists Cambridge, MA | B | $1,000 | paid | GENERAL CONTRIBUTION | 202511219349101771 |
| 2024 | The Goodwin Foundation | Union of Concerned Scientists Woburn, MA | C | $1,000 | paid | CHARITABLE OPERATIONS SUPPORT | 202513189349105011 |
| 2024 | The Joseph and Anna Gartner Foundation | Union of Concerned Scientists Cambridge, MA | B | $1,000 | paid | OPERATION/SPEC. PROJ/ENDOWMENTS | 202421229349102002 |
| 2024 | Abrahamson Family Foundation | Union of Concerned Scientists Cambridge, MA | B | $1,000 | paid | GENERAL FUND | 202531359349101728 |
| 2024 | Harken Foundation | Union of Concerned Scientists Cambridge, MA | B | $1,000 | paid | GENERAL | 202531349349103833 |
| 2024 | The Jones Family Charitable Foundation | Union of Concerned Scientists Cambridge, MA | B | $1,000 | paid | GENERAL FUND | 202541539349100754 |
| 2024 | Caplin Foundation | Union of Concerned Scientists Inc Cambridge, MA | B | $1,000 | paid | General & Unrestricted | 202501359349101905 |
| 2024 | Gorlitz Foundation Ltd | Union of Concerned Scientists Cambridge, MA | B | $1,000 | paid | PUTS RIGOROUS, INDEPENDENT SCIENCE INTO ACTION, DEVELOPING SOLUTIONS AND ADVOCATING FOR A HEALTHY, SAFE, AND JUST FUTURE. | 202543079349100919 |
| 2024 | Rocking Chair Foundation | Union of Concerned Scientists Cambridge, MA | B | $1,000 | paid | GENERAL CHARITABLE PURPOSE | 202543579349100024 |
| 2024 | The Anne & Gerald Freedman Charitable Foundation Inc | Union of Concerned Scientists Cambridge, MA | B | $1,000 | paid | GENERAL DONATION TO SUPPORT ORGANIZATION'S ACTIVITIES. | 202411799349100511 |
| 2024 | Mcnabb Foundation | Union of Concerned Scientists Inc Cambridge, MA | B | $1,000 | paid | General & Unrestricted | 202513189349102346 |
| 2024 | Danem Foundation C/O Thomas Hahn | Union of Concerned Scientist Cambridge, MA | D | $1,000 | paid | TO END POVERTY | 202503179349103165 |
| 2024 | Rudolph Joseph Foundation | Union of Concerned Scientists Cambridge, MA | B | $1,000 | paid | Charitable | 202533219349106833 |
| 2024 | The Charlie & Mary Beth O'reilly Family Foundation | Union of Concerned Scientists Cambridge, MA | B | $1,000 | paid | GENERAL SUPPORT | 202511119349100216 |
| 2024 | Beightler Squires Charitable Trust | Union of Converned Scientists Cambrige, MA | C | $900 | paid | EDUCATIONAL | 202511259349102286 |
| 2024 | The Rmf Foundation Inc C/O Richard Friedberg | Union of Concerned Scientists Cambridge, MA | B | $800 | paid | TO FURTHER DONEE'S EXEMPT PURPOSE | 202442919349100319 |
| 2024 | Kache Charitable Foundation | Union of Concerned Scientists Cambridge, MA | B | $600 | paid | EDUCATION | 202510789349100806 |
| 2024 | Dor Family Foundation | Union of Concerned Scientists Cambridge, MA | B | $600 | paid | GENERAL OPERATIONS | 202523189349102502 |
| 2024 | Tinyblue Foundation | Union of Concerned Scientists Cambridge, MA | B | $519 | paid | GENERAL FUND CONTRIBUTIONS | 202521959349100022 |
| 2024 | The Jeanne Myerson and John Cate Family | Union of Concerned Scientists Cambridge, MA | B | $519 | paid | UNRESTRICTED GIFT | 202511349349103411 |
| 2024 | The Baltimore Family Fund | Union of Concerned Scientists Inc Cambridge, MA | B | $500 | paid | General & Unrestricted | 202512899349100721 |
| 2024 | Marianne and George Markham Foundation | Union of Concerned Scientists Cambridge, MA | B | $500 | paid | GENERAL | 202531349349103543 |
| 2024 | Amg Charitable Gift Foundation | Union of Concerned Scientists Cambridge, MA | A | $500 | paid | PUBLIC ASSISTANCE | 202533169349307783 |
| 2024 | Frank Pace Jr Foundation Inc | Union of Concerned Scientists Cambridge, MA | B | $500 | paid | ENVIROMENT | 202511909349100006 |
| 2024 | Marbeach Foundation | Union of Concerned Scientists Cambridge, MA | C | $500 | paid | General | 202511229349101101 |
| 2024 | The Lasalle Family Foundation | Union of Concerned Scientists Cambridge, MA | B | $500 | paid | SUPPORT OF PRIMARY MISSION | 202521539349100812 |
| 2024 | Hixon Family Foundation | Union of Concerned Scientists Cambridge, MA | B | $500 | paid | CHARITY | 202501369349101130 |
| 2024 | Geiger Foundation Inc | Union of Concerned Scientists Cambridge, MA | B | $500 | paid | charitable contribution | 202513059349100401 |
| 2024 | Henry J Fox Fund C/O Rubino & Company | Union of Concerned Scientist Cambridge, MA | D | $500 | paid | CHARITY | 202513159349102511 |
| 2024 | Kenwood Foundation 7521-Xxxxxx21240 | Union of Concerned Scientists Cambridge, MA | B | $500 | paid | UNRESTRICTED FOR GENERAL | 202541509349100804 |
| 2024 | Steelberg Foundation | Union of Concerned Scientists Inc Cambridge, MA | B | $500 | paid | General & Unrestricted | 202510809349100201 |
| 2024 | The Randi Rubovits-Seitz Foundation Inc | Union Cncrnd Scientist Woburn, MA | D | $500 | paid | GENERAL MISSION | 202500659349101010 |
| 2024 | The Martin Family Charitable Foundation Inc | Union of Concerned Scientists Inc Cambridge, MA | B | $500 | paid | General & Unrestricted | 202531299349101918 |
| 2024 | Nespola Charitable Foundation | Union of Concerned Scientists Cambridge, MA | B | $500 | paid | PUT SCIENCE TO WORK TO SOLVE OUR PLANETS MOST PRESSING PROBLEMS | 202442269349100409 |
| 2024 | The Turpin-Allebrand Family Charitable Foundation | Union of Concerned Scientists Cambridge, MA | B | $500 | paid | TO WORK TO SOLVE OUR PLANET'S MOST PRESSING PROBLEMS | 202511299349102511 |
| 2024 | Amica Companies Foundation | Union of Concerned Scientists Inc Cambridge, MA | B | $438 | paid | GENERAL PURPOSE | 202513149349102831 |
| 2024 | The Yelp Foundation | Union of Concerned Scientists Inc Cambridge, MA | B | $400 | paid | MATCHING CONTRIBUTION MADE BY EMPLOYEE OF YELP, IN | 202543169349102549 |
| 2024 | Douglas and Maria Bayer Foundation | Union of Concerned Scientists Cambridge, MA | B | $400 | paid | GENERAL OPERATING FUNDS | 202501779349100815 |
| 2024 | Duchen Foundation | Union of Concerned Scientists Cambridge, MA | B | $400 | paid | GENERAL | 202530599349100863 |
| 2024 | Seattle Foundation | Union of Concerned Scientists Cambridge, MA | A | $375 | paid | TO PROVIDE GENERAL SUPPORT | 202503189349315665 |
| 2024 | The Pfizer Foundation Inc | Union of Concerned Scientists Inc Cambridge, MA | B | $326 | paid | VOLUNTEER PROGRAM | 202503119349101850 |
| 2024 | The Manchester Family Pfdn | Union of Concerned Scientists Inc Cambridge, MA | B | $300 | paid | GENERAL OPERATING | 202511229349102251 |
| 2024 | Maturi Rammohan Foundation Inc | Union of Concerned Scientists Cambridge, MA | B | $260 | paid | ENVIRONMENTAL RESEARCH | 202541279349101499 |
| 2024 | Gary and Evelyn Trachten Family Foundation Inc | The Union of Concerned Scientists Inc Cambridge, MA | B | $250 | paid | GENERAL SUPPORT | 202502939349100710 |
| 2024 | Ernsteen Family Foundation | Union of Concerned Scientists Cambridge, MA | B | $250 | paid | UNRESTRICTED | 202511339349104501 |
| 2024 | The Robert Wood Johnson Foundation | Union of Concerned Scientists Inc Cambridge, MA | B | $250 | paid | MATCHING GIFTS | 202503109349101385 |
| 2024 | Rudolph Joseph Foundation | Union of Concerned Scientists Cambridge, MA | B | $250 | paid | Charitable | 202533219349106833 |
| 2024 | Fund for Education | Union of Concerned Scientists Cambridge, MA | B | $250 | paid | CHARITABLE | 202531769349100708 |
| 2024 | Paul Family Foundation Inc | Union of Concerned Scientists Cambridge, MA | B | $250 | paid | OPERATIONS | 202531359349102823 |
| 2024 | Silverberg Family Foundation Inc | Union of Concerned Scientists Cambridge, MA | B | $250 | paid | ADVOCATING FOR A SAFE AND HEALTHIER WORLD | 202511339349102261 |
| 2024 | Jpmorgan Chase Foundation | Union of Concerned Scientists Cambridge, MA | B | $200 | paid | MATCHING CONTRIBUTION (GENERAL OPERATING SUPPORT) | 202531699349100608 |
| 2024 | The Ford Family Foundation | Union of Concerned Scientists Inc Cambridge, MA | B | $200 | paid | General Support | 202523219349107887 |
| 2024 | Partan Foundation C/O Andrew Stewart Partan Trustee | Union Concerned Scientists Cambridge, MA | C | $150 | paid | GENERAL SUPPORT | 202513109349101511 |
| 2024 | Casey Family Programs | Union of Concerned Scientists Cambridge, MA | B | $150 | paid | EMPLOYEE MATCHING GIFT - FOR GENERAL OPERATING SUPPORT | 202533189349102538 |
| 2024 | The Richard R Howe Foundation | Union of Concerned Scientists Cambridge, MA | B | $150 | paid | UNRESTRICTED USE IN CHARITABLE ENDEAVOR | 202521359349102137 |
| 2024 | Corduroy Charitable Trust | Union of Concerned Scientists Cambridge, MA | B | $120 | paid | GENERAL OPERATIONS | 202543089349100404 |
| 2024 | Barbash Family Fund Inc | Union of Concerned Scientists Cambridge, MA | B | $100 | paid | GENERAL PURPOSE | 202521349349103312 |
| 2024 | Baker Hughes Foundation | Union of Concerned Scientists Inc Cambridge, MA | B | $100 | paid | GENERAL SUPPORT | 202533179349101423 |
| 2024 | Jean and Albert Nerken Foundation | Union of Concerned Scientists Cambridge, MA | B | $100 | paid | CHARITABLE | 202531139349100713 |
| 2024 | Donald W Collier Charitable Trust II | Union of Concerned Scientists Cambridge, MA | B | $100 | paid | Unrestricted | 202541509349101204 |
| 2024 | Stellar Solutions Foundation | Union of Concerned Scientists Cambridge, MA | B | $100 | paid | UNRESTRICTED DONATION | 202533219349105878 |
| 2024 | Wayne Goldstein Memorial Foundation | Union of Concerned Scientists Cambridge, MA | B | $100 | paid | GENERAL FUNDING | 202531349349101773 |
| 2024 | Mutual of America Foundation | Union of Concerned Scientists Inc Cambridge, MA | B | $100 | paid | GENERAL OPERATING PURPOSE | 202523189349103032 |
| 2024 | The Paula and William Bernstein Family Foundation | Union of Concerned Scientists Woburn, MA | C | $100 | paid | EDUCATION | 202500489349100610 |
| 2024 | Freeman-Woollam Foundation | Union of Concerned Scientists Cambridge, MA | B | $100 | paid | SUPPORT EDUCATIONAL PROGRAMS | 202542279349100634 |
| 2024 | Beard Family Charitable Trust John E Beard Trustee | Union of Concerned Scientists Cambridge, MA | B | $100 | paid | GENERAL PURPOSE | 202543159349100539 |
| 2024 | Stanley F Goldfein Foundation Inc | Union of Concerned Scientists Cambridge, MA | B | $100 | paid | CHARITABLE | 202443099349100299 |
| 2024 | The Lazard Charitable Foundation C/O Lazard Freres & Co LLC | Union of Concerned Scientists Inc Cambridge, MA | B | $100 | paid | UNRESTRICTED | 202503159349102170 |
| 2024 | Usg Foundation Inc | Union of Concerned Scientists Inc Cambridge, MA | B | $75 | paid | Health & Human Services | 202511629349100101 |
| 2024 | Analog Devices Foundation | Union of Concerned Scientists Inc Cambridge, MA | B | $51 | paid | GENERAL SUPPORT | 202540719349100314 |
| 2024 | The Marvin a & Ben Brustin Charitable Foundation | Union of Concerned Scientists (ucs) Cambridge, MA | C | $50 | paid | GENERAL SUPPORT | 202501349349104965 |
| 2024 | Ge Aerospace Foundation | Union of Concerned Scientists Inc Cambridge, MA | C | $50 | paid | MATCHING GIFT | 202533219349108123 |
| 2024 | Carverdelaney Families Foundation Inc | Union of Concerned Scientists Inc Cambridge, MA | B | $50 | paid | UNRESTRICTED | 202531339349100528 |
| 2024 | Noonmark Foundation | Union of Concered Scientist Cambridge, MA | C | $50 | paid | ENVIRONMENT | 202543219349107829 |
| 2024 | The Shatz Family Foundation Inc | Union Cncrnd Scientists Cambridge, MA | D | $50 | paid | EXEMPT PURPOSE | 202522589349100752 |
| 2024 | Edward Jones Foundation | Union of Concerned Scientists Inc Cambridge, MA | B | $25 | paid | INTERNATIONAL, FOREIGN AFFAIRS AND NATIONAL SECURITY | 202533189349103633 |
| 2023 | Fidelity Investments Charitable Gift Fund | Union of Concerned Scientists Inc Cambridge, MA | A | $2,015,101 | paid | For grant recipient's exempt purposes | 202441369349301334 |
| 2023 | Foundation for the Carolinas | Union of Concerned Scientists Inc Cambridge, MA | A | $2,000,000 | paid | CHARITABLE GIFT | 202433209349318318 |
| 2023 | Schwab Charitable Fund | Union of Concerned Scientists Inc Cambridge, MA | A | $1,088,771 | paid | INTERNATIONAL, FOREIGN AFFAIRS | 202411039349301716 |
| 2023 | Vanguard Charitable Endowment Program | Union of Concerned Scientists Inc Cambridge, MA | A | $752,332 | paid | FOR RECIPIENT'S EXEMPT PURPOSE | 202441359349309439 |
| 2023 | Goldberg Family Foundation 159-48576810 | Union of Concerned Scientists Cambridge, MA | B | $500,000 | paid | UNRESTRICTED GIFT | 202441349349102824 |
| 2023 | The Heising-Simons Foundation | Union of Concerned Scientists Cambridge, MA | B | $500,000 | paid | TO ADVANCE CLEAN TRANSPORTATION AND CLEAN POWER | 202443169349102959 |
| 2023 | United States Energy Foundation | Union of Concerned Scientists Inc Cambridge, MA | A | $490,000 | paid | TO PROMOTE EDUCATION AND ANALYSIS ON THE BENEFITS OF CLEAN TRANSPORTATION. | 202423189349311477 |
| 2023 | The Partnership Project Inc | Union of Concerned Scientists Cambridge, MA | A | $460,900 | paid | Program Support | 202403199349302800 |
| 2023 | American Online Giving Foundation Inc | Union of Concerned Scientists Inc Cambridge, MA | A | $452,286 | paid | GENERAL SUPPORT | 202410469349300741 |
| 2023 | Breakthrough Energy Foundation | Union of Concerned Scientists Inc Cambridge, MA | A | $450,000 | paid | POLICY IMPLEMENTATION | 202413199349317296 |
| 2023 | Windward Fund | Union of Concerned Scientists Cambridge, MA | A | $414,000 | paid | AGRICULTURE, FOOD, NUTRITION | 202423169349305292 |
| 2023 | Donald a Pels Charitable Trust Utd 8/18/92 C/O Pkf O'connor Davies | Union of Concerned Scientists Cambridge, MA | B | $300,000 | paid | GENERAL OPERATING SUPPORT | 202413149349100411 |
| 2023 | The Joyce Foundation | Union of Concerned Scientists Inc Cambridge, MA | C | $300,000 | paid | Environment | 202433109349101803 |
| 2023 | The Zegar Family Foundation | The Union of Concerned Scientists Inc Cambridge, MA | B | $250,000 | paid | GENERAL PURPOSE CONTRIBUTION | 202413209349106036 |
| 2023 | The John and Mary Neff Foundation | Union of Concerned Scientists Cambridge, MA | B | $250,000 | paid | to use rigorous, independent science to solve our planet's most pressing problems | 202412609349100851 |
| 2023 | Democracy Fund Inc | Union of Concerned Scientists Inc Cambridge, MA | B | $250,000 | paid | Program support for the Center for Science and Democracy | 202413199349103041 |
| 2023 | National Philanthropic Trust | Union of Concerned Scientists Inc Cambridge, MA | A | $246,950 | paid | INTERNATIONAL | 202431429349301368 |
| 2023 | Jewish Communal Fund | Union of Concerned Scientists Inc Cambridge, MA | A | $225,502 | paid | IN FURTHERANCE OF GRANTEE'S TAX-EXEMPT PURPOSE | 202410969349301036 |
| 2023 | Wk Kellogg Foundation | Union of Concerned Scientists Cambridge, MA | B | $225,000 | paid | advance policies that enable and incentivize local and regional food systems that provide good food for all by strengthening capacity of local groups to advocate for their communities, provide analysis of both key issues and proposed solutions as well as inform key policymakers | 202431519349100813 |
| 2023 | Actionaid USA | Union of Concerned Scientists Cambridge, MA | A | $165,000 | paid | CLIMATE JUSTICE | 202431359349304173 |
| 2023 | Grantham Foundation for the Protection of the Environment | Union of Concerned Scientists Inc Cambridge, MA | B | $150,000 | paid | FOOD AND AGRICULTURE RESEARCH | 202433199349104768 |
| 2023 | The William & Flora Hewlett Foundation | Union of Concerned Scientists Inc Cambridge, MA | B | $150,000 | approved, future | FOR THE CLEAN TRANSPORTATION PROGRAM | 202403169349102865 |
| 2023 | The William & Flora Hewlett Foundation | Union of Concerned Scientists Inc Cambridge, MA | B | $150,000 | paid | FOR THE CLEAN TRANSPORTATION PROGRAM | 202403169349102865 |
| 2023 | Ploughshares Fund Inc | Union of Concerned Scientists Cambridge, MA | B | $150,000 | paid | SEE SCH O FOR PURPOSE OF GRANT | 202410749349301236 |
| 2023 | Marty and Dorothy Silverman Foundation | Union of Concerned Scientists Cambridge, MA | B | $150,000 | paid | GENERAL DONATION | 202401299349100415 |
| 2023 | Wilburforce Foundation C/O Lisa Weinstein | Union of Concerned Scientists Cambridge, MA | B | $140,000 | paid | ENVIRONMENTAL - PROMOTING STRUCTURAL CHANGES IN GOVERNMENT DECISIONMAKING TO SAFEGUARD OUR DEMOCRACY, PUBLIC HEALTH, AND THE ENVIRONMENT | 202413189349101981 |
| 2023 | Moccasin Lake Foundation | Union of Concerned Scientists Inc Cambridge, MA | B | $120,000 | paid | General & Unrestricted | 202432709349100803 |
| 2023 | Lawrence E & Elaine Smith Irell Foundation | Union of Concerned Scientists Cambridge, MA | B | $120,000 | paid | TO ASSIST THE ORGANIZATION TO MAINTAIN ITS CHARITABLE AND SCIENTIFIC SERVICES BENEFITING THE GENERAL PUBLIC AND THE SCIENTIFIC COMMUNITY. | 202443189349102979 |
| 2023 | Climateworks Foundation | Union of Concerned Scientists Cambridge, MA | A | $120,000 | paid | PROJECT SUPPORT | 202423029349302122 |
| 2023 | Ploughshares Fund Inc | Union of Concerned Scientists Cambridge, MA | B | $105,000 | paid | SEE SCH O FOR PURPOSE OF GRANT | 202410749349301236 |
| 2023 | Bernard F & Alva B Gimbel Foundation Inc | Union of Concerned Scientists Inc Cambridge, MA | B | $100,000 | paid | CENTER FOR SCIENCE & DEMOCRACY | 202413049349100131 |
| 2023 | The David and Lucile Packard Foundation | Union of Concerned Scientists Inc Cambridge, MA | B | $100,000 | paid | Environment and Science | 202433199349102603 |
| 2023 | The Ginkgo Fund | Union of Concerned Scientists Cambridge, MA | B | $100,000 | paid | TO BE USED WITHIN EXEMPT FUNCTION | 202313079349101661 |
| 2023 | Farvue Foundation Inc | Union of Concerned Scientists Cambridge, MA | B | $100,000 | paid | SUPPORT | 202422359349100617 |
| 2023 | Rockefeller Family Fund Inc | Union of Concerned Scientists Cambridge, MA | A | $100,000 | paid | PROJECT SUPPORT - ENVIRONMENT & GENERAL SUPPORT | 202413199349319151 |
| 2023 | The Stanton Foundation C/O Baker Tilly | Union of Concerned Scientists Cambridge, MA | B | $90,000 | paid | TO ACHIEVE CHARITABLE PURPOSE | 202403179349102555 |
| 2023 | Clayton Baker Trust | Union of Concerned Scientists Cambridge, MA | B | $90,000 | paid | ENVIRONMENT | 202433169349101758 |
| 2023 | Fresh Sound Foundation Inc | Union of Concerned Scientists Cambridge, MA | C | $80,000 | paid | SCIENTIFIC | 202420199349100207 |
| 2023 | The Schmidt Family Foundation | Union of Concerned Scientists Inc Cambridge, MA | B | $75,000 | paid | WORKING TOWARDS A RESILIENT AND EQUITABLE FOOD SYSTEM | 202443209349108109 |
| 2023 | The Moses Feldman Family Foundation | Union of Concerned Scientists Inc Cambridge, MA | B | $75,000 | paid | GENERAL OPERATING SUPPORT | 202443209349108039 |
| 2023 | The Shifting Foundation | Union of Concerned Scientists Cambridge, MA | B | $75,000 | paid | To support the overall mission of the organization | 202323149349101022 |
| 2023 | The Mcknight Foundation | Union of Concerned Scientists Inc Cambridge, MA | B | $75,000 | paid | To provide technical assistance to clean fuels policy design in Minnesota, Michigan, and Illinois, and to advance equitable transportation electrification in Minnesota and the Midwest | 202423199349100607 |
| 2023 | American Endowment Foundation | Union of Concerned Scientists Inc Cambridge, MA | A | $73,360 | paid | INTERNATIONAL | 202442479349301654 |
| 2023 | The Marisla Foundation | Union of Concerned Scientists Cambridge, MA | B | $70,000 | paid | GENERAL SUPPORT | 202423199349105927 |
| 2023 | The New York Community Trust | Union of Concerned Scientists Inc Cambridge, MA | A | $61,600 | paid | FOR GENERAL SUPPORT. | 202443179349309079 |
| 2023 | The Common Sense Fund Inc | Union of Concerned Scientists Cambridge, MA | B | $60,000 | paid | TO SUPPORT THE MISSION OF THE UNION OF CONCERNED SCIENTISTS TO PUT RIGOROUS, INDEPENDENT SCIENCE TO WORK TO SOLVE OUR PLANET'S MOST PRESSING PROBLEMS. JOINING WITH CITIZENS ACROSS THE COUNTRY BY COMBINING TECHNICAL ANALYSIS AND EFFECTIVE ADVOCACY TO CREATE INNOVATIVE, PRACTICAL SOLUTIONS FOR A HEALTHY, SAFE, AND SUSTAINABLE FUTURE. | 202423199349103597 |
| 2023 | Earthshare | Union of Concerned Scientists Cambridge, MA | A | $57,292 | paid | WORKPLACE GIVING | 202430739349302103 |
| 2023 | New England Grassroots Environment Fund Inc | Union of Concerned Scientists Cambridge, MA | A | $56,322 | paid | ENVIRONMENTAL | 202443189349302224 |
| 2023 | Ann & Gordon Getty Foundation | Union of Concerned Scientists Inc Cambridge, MA | B | $50,000 | paid | TO CARRY OUT SPECIFIC CHARITABLE, EDUCATIONAL, AND CULTURAL PROJECTS | 202443129349101314 |
| 2023 | The Women's Foundation of Colorado | Union of Concerned Scientists Cambridge, MA | A | $50,000 | paid | GRANT FROM A DONOR ADVISED FUND | 202332339349301458 |
| 2023 | The Clayton Fund Inc | Union of Concerned Scientists Inc Cambridge, MA | B | $50,000 | paid | CHARITABLE | 202413179349100216 |
| 2023 | Harlan E Anderson Foundation | Union of Concerned Scientists Cambridge, MA | C | $50,000 | paid | GENERAL SUPPORT | 202432849349100603 |
| 2023 | Timken Matthews Family Foundation | Union of Concerned Scientists Cambridge, MA | B | $50,000 | paid | 2022-2023 Unrestricted Grant | 202343559349100519 |
| 2023 | The Fine and Greenwald Foundation C/O Marsha Soffer | Union of Concerned Scientists Cambridge, MA | B | $50,000 | paid | ENVIRONMENTAL | 202413199349102801 |
| 2023 | Foundation M | Union of Concerned Scientists Cambridge, MA | B | $50,000 | paid | Clean Vehicles Program | 202411359349101021 |
| 2023 | Morgan Stanley Global Impact Funding Trust Inc | Union of Concerned Scientists Washington, DC | A | $50,000 | paid | UNRESTRICTED GENERAL SUPPORT | 202403209349313980 |
| 2023 | Amy P Goldman Foundation | The Union of Concerned Scientists Inc Cambridge, MA | B | $50,000 | paid | CHARITABLE | 202433209349107323 |
| 2023 | The William & Flora Hewlett Foundation | Union of Concerned Scientists Inc Cambridge, MA | B | $50,000 | paid | FOR A COMPREHENSIVE SURVEY AND ASSESSMENT OF JUSTICE, EQUITY, DIVERSITY, AND INCLUSION | 202403169349102865 |
| 2023 | The Schaffner Family Foundation | Union of Concerned Scientists Cambridge, MA | C | $50,000 | paid | ENVIRONMENTAL | 202403109349101170 |
| 2023 | Clif Family Foundation | Union of Concerned Scientists Cambridge, MA | B | $50,000 | paid | Transform Food Systems | 202403119349102010 |
| 2023 | Seattle Foundation | Union of Concerned Scientists Cambridge, MA | A | $47,500 | paid | TO PROVIDE GENERAL SUPPORT. | 202443139349303424 |
| 2023 | The US Charitable Gift Trust | Union of Concerned Scientists Inc Cambridge, MA | A | $45,968 | paid | FOR RECIPIENT'S EXEMPT PURPOSE | 202431319349304428 |
| 2023 | Seattle Foundation | Union of Concerned Scientists Cambridge, MA | A | $45,000 | paid | TO PROVIDE GENERAL SUPPORT. | 202443139349303424 |
| 2023 | The Lumpkin Family Foundation C/O Adrienne N Cole | Union of Concerned Scientists Cambridge, MA | B | $40,000 | paid | CHARITABLE | 202403189349100640 |
| 2023 | Wiancko Charitable Foundation Inc | Union of Concerned Scientists Cambridge, MA | C | $40,000 | paid | UNRESTRICTED | 202423169349102272 |
| 2023 | Jim Cox Jr Foundation | Union of Concerned Scientists Cambridge, MA | B | $40,000 | paid | UNRESTRICTED GENERAL | 202413069349100521 |
| 2023 | Sand County Charitable Trust C/O Tyler Lynch Pc | Union of Concerned Scientists Cambridge, MA | B | $40,000 | paid | SCIENTIFIC | 202431359349101228 |
| 2023 | Raymond James Charitable Endowment Fund | Union of Concerned Scientists Inc Cambridge, MA | A | $35,940 | paid | GENERAL SUPPORT | 202430469349302713 |
| 2023 | The San Francisco Foundation | Union of Concerned Scientists Cambridge, MA | A | $35,000 | paid | ADVISED - FOR GENERAL OPERATING SUPPORT. | 202431359349311628 |
| 2023 | John W Mooty Foundation Trust | Union of Concerned Scientists Cambridge, MA | B | $35,000 | paid | COMMUNITY SERVICE | 202401349349100215 |
| 2023 | Prospect Hill Foundation Inc | Union of Concerned Scientists Cambridge, MA | C | $30,000 | paid | MOVING TOWARDS TRUE HUMAN SECURITY IN US SECURITY POLICY | 202440619349100409 |
| 2023 | The Longhill Charitable Foundation | Union of Concerned Scientists Cambridge, MA | B | $30,000 | paid | CHARITY | 202423109349101607 |
| 2023 | The Scherman Foundation Inc | Union of Concerned Scientists Cambridge, MA | B | $30,000 | paid | ADVANCING JUST CLIMATE RESILIENCE THROUGH POLICY ACTION AND COUNTERING DISINFORMATION | 202433169349102973 |
| 2023 | Gary Saltz Foundation Inc | Union of Concerned Scientists Cambridge, MA | B | $30,000 | paid | GENERAL CONTRIBUTION | 202433199349103928 |
| 2023 | The Blackbaud Giving Fund | Union of Concerned Scientists Inc Cambridge, MA | B | $28,731 | paid | GENERAL SUPPORT | 202402119349300860 |
| 2023 | Boston Foundation Inc | Union of Concerned Scientists Inc Cambridge, MA | A | $26,750 | paid | Operating Support/Annual Fund | 202401319349302380 |
| 2023 | Jewish Community Foundation of Los Angeles | Union of Concerned Scientists Inc Cambridge, MA | A | $25,800 | paid | GENERAL SUPPORT | 202413189349309986 |
| 2023 | Community Foundation for Greater Buffalo Inc | Union of Concerned Scientists Inc Cambridge, MA | A | $25,000 | paid | CHARITABLE SUPPORT. ANY RESTRICTIONS HAVE BEEN COMMUNICATED TO THE GRANTEE. | 202443199349309339 |
| 2023 | Environment Now | Union of Concerned Scientists Cambridge, MA | B | $25,000 | paid | CLIMATE ATTRIBUTION RESEARCH | 202433209349104708 |
| 2023 | Leo Model Foundation Inc | Union of Concerned Scientists Cambridge, MA | B | $25,000 | paid | TECHNICAL ANALYSIS & ADVOCACY TO SAVE THE PLANET | 202433209349102248 |
| 2023 | Environmental Defense Fund Incorporated | Union of Concerned Scientists Inc Cambridge, MA | A | $25,000 | paid | Build to Zero-Beyond Gas | 202431379349302338 |
| 2023 | Better Natures Foundation | Union of Concerned Scientists Cambridge, MA | B | $25,000 | paid | GENERAL PURPOSE | 202403119349101045 |
| 2023 | Mayer and Morris Kaplan Foundation | Union of Concerned Scientists Inc Cambridge, MA | B | $25,000 | paid | general operating support | 202413189349102606 |
| 2023 | The Cosman Family Foundation | Union of Concerned Scientists Inc Cambridge, MA | B | $25,000 | paid | UNRESTRICTED GENERAL | 202421239349102202 |
| 2023 | Philip J Solondz Family Foundation | Union of Concerned Scientists Cambridge, MA | B | $25,000 | paid | CLIMATE AND ENERGY | 202400869349100900 |
| 2023 | Steven C Leuthold Family Foundation | Union of Concerned Scientists Cambridge, MA | B | $25,000 | paid | OPERATIONS | 202413209349102266 |
| 2023 | Emmett Foundation | Union of Concerned Scientists Cambridge, MA | B | $25,000 | paid | TO USE SCIENCE TO DEVELOPE SOLUTIONS FOR HEALTHY, SAFE AND JUST FUTURE | 202401789349101005 |
| 2023 | The Streisand Foundation | Union of Concerned Scientists Cambridge, MA | B | $25,000 | paid | SUPPORT FOR ORGANIZATION'S OPERATIONS | 202403209349100735 |
| 2023 | Frankel Family Foundation | Union of Concerned Scientists Inc Cambridge, MA | B | $25,000 | paid | Farm Bill Legislation | 202403129349100220 |
| 2023 | Quinsey Family Foundation | Union of Concerned Scientists Cambridge, MA | B | $25,000 | paid | PROGRAM SUPPORT | 202401979349100725 |
| 2023 | Jewish Community Federation of San Francisco the Peninsula Marin & Sonoma | Union of Concerned Scientists Inc Aka Ucs Cambridge, MA | A | $23,800 | paid | HEALTH | 202431369349314563 |
| 2023 | The Orchard Foundation C/O Heidi Lehner Breed's Hill Capital | Union of Concerned Scientists Boston, MA | C | $23,000 | paid | TO FUND CHARITABLE MISSION OF CHARITABLE ORGANIZATION - CENTER FOR SCIENCE AND DEMOCRACY | 202421919349100112 |
| 2023 | Jewish Community Foundation of San Diego | Union of Concerned Scientists Cambridge, MA | A | $22,665 | paid | GENERAL | 202401369349313305 |
| 2023 | Grace Jones Richardson Testamentary Trust C/O Piedmont Trust Co | Union of Concerned Scientists Cambridge, MA | B | $22,000 | paid | TO ASSIST THE ORGANIZATION IN CARRYING OUT ITS EXEMPT PURPOSE | 202413329349101211 |
| 2023 | T Rowe Price Program for Charitable Giving Inc | Union of Concerned Scientists Inc Cambridge, MA | A | $21,500 | paid | MULTIPLE | 202321949349300147 |
| 2023 | Impactassetsinc | Union of Concerned Scientists Inc Cambridge, MA | A | $21,150 | paid | GENERAL SUPPORT | 202443189349305024 |
| 2023 | Fiduciary Charitable Foundation DBA Fiduciary Trust Charitable | Union of Concerned Scientists Cambridge, MA | A | $20,200 | paid | DONATIONS | 202442839349300644 |
| 2023 | Water Foundation | Union of Concerned Scientists Cambridge, MA | A | $20,000 | paid | WATER ACCESS AND CONSERVATION | 202433209349321103 |
| 2023 | The Cameron and Jane Baird Foundation | Union of Concerned Scientists Cambridge, MA | B | $20,000 | paid | SCIENCE-BASED ADVOCACY FOR A HEALTHY ENVIRONMENT | 202401319349101875 |
| 2023 | Margaret H & James E Kelley Foundation Inc | Union of Concerned Scientists Cambridge, MA | C | $20,000 | paid | OPERATIONS | 202412909349100706 |
| 2023 | Lockhart Vaughan Foundation | Union of Concerned Scientists Cambridge, MA | B | $20,000 | paid | ENVIRONMENT: CLIMATE CHANGE. | 202431209349100113 |
| 2023 | Inmaat Foundation C/O Presti & Naegele | Union of Concerned Scientists Inc Cambridge, MA | B | $20,000 | paid | GENERAL OPERATING SUPPORT | 202413179349103751 |
| 2023 | Marvin & Annette Lee Foundation Inc | Union of Concerned Scientists Cambridge, MA | C | $20,000 | paid | TO SUPPORT CHARITABLE ACTIVITIES | 202423179349103442 |
| 2023 | Jeannette and H Peter Kriendler Char Trust | Union of Concerned Scientists Cambridge, MA | C | $20,000 | paid | ORGANIZATION'S GENERAL | 202431359349105673 |
| 2023 | Amy and Frank Linde Family Foundation I | The Union of Concerned Scientists Inc Cambridge, MA | B | $20,000 | paid | GENERAL FUND | 202413419349100506 |
| 2023 | North Pond Foundation | Union of Concerned Scientists Cambridge, MA | B | $20,000 | paid | CONSERVATION | 202411219349101986 |
| 2023 | Dallas & Louise Anderson Foundation | Union of Concerned Scientists Cambridge, MA | B | $20,000 | paid | SUPPORT SCIENCE-BASED ENVIRONMENTAL AND SAFETY ADVOCACY | 202441249349101944 |
| 2023 | The New-Land Foundation Inc | Union of Concerned Scientists Inc Cambridge, MA | B | $20,000 | paid | PEACE & ARMS CONTROL | 202413189349104351 |
| 2023 | Arizona Community Foundation | Union of Concerned Scientists Cambridge, MA | A | $19,700 | paid | GENERAL SUPPORT | 202400439349300735 |
| 2023 | Helios Foundation C/O Schaper Benz & Wise Inv Cnsl | Union of Concerned Scientists Cambridge, MA | C | $19,000 | paid | GENERAL SUPPORT | 202302799349100225 |
| 2023 | Climate Ride Inc | Union of Concerned Scientists Cambridge, MA | B | $18,588 | paid | 202403189349311280 | |
| 2023 | Network for Good | Union of Concerned Scientists Inc Cambridge, MA | A | $18,238 | paid | UNRESTRICTED | 202413059349302646 |
| 2023 | Give Lively Foundation Inc | Union of Concerned Scientists Inc Cambridge, MA | A | $18,206 | paid | GENERAL SUPPORT | 202421979349301957 |
| 2023 | The Chicago Community Trust | Union of Concerned Scientists Inc Cambridge, MA | A | $16,500 | paid | General Operating Support | 202442279349302684 |
| 2023 | Saint Paul & Minnesota Foundation | Union of Concerned Scientists Inc Cambridge, MA | A | $15,750 | paid | MULTIPLE GRANTS FOR PROGRAMS, OPERATIONS, OR OTHER PURPOSES | 202442349349300824 |
| 2023 | Paypal Charitable Giving Fund | Union of Concerned Scientists Cambridge, MA | A | $15,566 | paid | 202422999349301487 | |
| 2023 | Bear Gulch Foundation | Union of Concerned Scientists Cambridge, MA | B | $15,242 | paid | GENERAL OPERATIONS | 202411369349104041 |
| 2023 | Bardeen-Greytak Family Foundation Inc | Union of Concerned Scientists Cambridge, MA | B | $15,000 | paid | TO FURTHER RECIPIENT'S TAX-EXEMPT PURPOSE | 202402019349100810 |
| 2023 | The Clara Weiss Fund | Union of Concerned Scientists Cambridge, MA | B | $15,000 | paid | To support non-profit operations | 202421319349100837 |
| 2023 | Charities Aid Foundation America | Union of Concerned Scientists Cambridge, MA | A | $13,548 | paid | CHARITABLE DONATION | 202440679349300014 |
| 2023 | The Minneapolis Foundation | Union of Concerned Scientists Cambridge, MA | A | $13,250 | paid | DONOR-RECOMMENDED, ENVIRONMENT | 202323559349300512 |
| 2023 | Vivian & Paul Olum Charitable Foundation | Union of Concerned Scientists Cambridge, MA | C | $13,000 | paid | GENERAL | 202421349349103597 |
| 2023 | American University | Union of Concerned Scientists Cambridge, MA | A | $12,500 | paid | SUBAWARD | 202411309349300921 |
| 2023 | The Coalition for Sensible Safeguards Inc | Union of Concerned Scientists Cambridge, MA | A | $12,500 | paid | Grant funds were made to CSS Executive Committee member to support organizational efforts to improve and protect the regulatory state. | 202402959349301420 |
| 2023 | New Hampshire Charitable Foundation | Union of Concerned Scientists Cambridge, MA | A | $12,500 | paid | For general support | 202423179349301232 |
| 2023 | Danem Foundation C/O Thomas Hahn | Union of Concerned Scientist Cambridge, MA | D | $12,000 | paid | TO END POVERTY | 202432209349101303 |
| 2023 | Kreilick Family Foundation Inc | The Union of Concerned Scientists Inc Cambridge, MA | C | $12,000 | paid | UNRESTRICTED OPERATING FUND | 202423209349100137 |
| 2023 | The Educational Foundation of America C/O Intentional Philanthropy | Union of Concerned Scientists Cambridge, MA | B | $12,000 | paid | CENTER FOR SCIENCE AND DEMOCRACY | 202433209349100103 |
| 2023 | The James Family Charitable Foundation | Union of Concerned Scientists Cambridge, MA | B | $12,000 | paid | GENERAL | 202413209349102966 |
| 2023 | Gs Donor Advised Philanthropy Fund for Wealth Management Inc | Union of Concerned Scientists Inc Cambridge, MA | A | $11,800 | paid | ENVIRONMENT & ANIMAL PROTECTION | 202413109349303336 |
| 2023 | The John M and Joan F Thalheimer Family Charitable Foundation | Union of Concerned Scientists Inc Cambridge, MA | C | $10,000 | paid | GENERAL FUND | 202432149349100918 |
| 2023 | Boger Family Foundation Inc C/O Nutter Mcclennen & Fish Llp | Union of Concerned Scientists Cambridge, MA | B | $10,000 | paid | GENERAL CHARITY | 202432579349100203 |
| 2023 | Aspen Community Foundation | Union of Concerned Scientists Cambridge, MA | A | $10,000 | paid | THE PURPOSE OF THIS GRANT IS GENERAL SUPPORT. | 202402689349302055 |
| 2023 | The Sheila Dave & Sherry Gold Foundation Co Jeff Gold | Union of Concerned Scientists Woburn, MA | C | $10,000 | paid | Support to provide scientific news and information to the public. | 202403189349102470 |
| 2023 | Rowland & Sylvia Schaefer Family Foundation Inc | Union of Concerned Scientists Cambridge, MA | B | $10,000 | paid | CHARITABLE | 202333409349100008 |
| 2023 | 2005 Tomchin Family Charitable Trust | Union of Concerned Scientists Cambridge, MA | C | $10,000 | paid | SUPPORT FOR THE ENVIRONMENT. | 202413209349107561 |
| 2023 | S B Foundation C/O Sarah Sisk | Union of Concerned Scientists Cambridge, MA | B | $10,000 | paid | TO SUPPORT ORGANIZATION | 202413209349102396 |
| 2023 | The Cowles Charitable Trust | Union of Concerned Scientists Cambridge, MA | B | $10,000 | paid | CHARITABLE | 202403209349108860 |
| 2023 | The Martha Struthers Farley and Donald C | Union of Concerned Scientists Inc Cambridge, MA | B | $10,000 | paid | GENERAL OPEARTING | 202421299349100807 |
| 2023 | Greenwald Family Foundation Inc | Union of Concerned Scientists Cambridge, MA | B | $10,000 | paid | GENERAL | 202411069349100221 |
| 2023 | Frankel Family Foundation | Union of Concerned Scientists Inc Cambridge, MA | B | $10,000 | paid | Climate Change fund | 202403129349100220 |
| 2023 | Beatrice R& Joseph Acoleman Foundation | Union of Concerned Scientists Cambridge, MA | B | $10,000 | paid | GENERAL USE | 202401649349100900 |
| 2023 | Arches Foundation | Union of Concerned Scientists Inc Cambridge, MA | C | $10,000 | paid | ORGANIZATION DEDICATED TO PRESERVING NATURAL RESOURCES, PROMOTING ARTS, EDUCATION AND CIVIL RIGHTS. | 202421509349100802 |
| 2023 | The Charles Spear Charitable Foundation | Union of Concerned Scientists Cambridge, MA | B | $10,000 | paid | CHARITABLE | 202432289349100108 |
| 2023 | Lenore Hanauer Foundation | Union of Concerned Scientists Cambridge, MA | B | $10,000 | paid | UNRESTRICTED SUPPORT | 202413189349100821 |
| 2023 | Bruce Robert Reid Family Foundation | Union of Concerned Scientists Inc Cambridge, MA | B | $8,800 | paid | General & Unrestricted | 202402849349100115 |
| 2023 | The Cloud Family Private Foundation C/O Harrison Llp | Union of Concerned Scientists Cambridge, MA | B | $8,500 | paid | GENERAL PURPOSES | 202431349349101538 |
| 2023 | The Loring Wolcott & Coolidge Charitable Trust-I | Union of Concerned Scientists Cambridge, MA | A | $8,400 | paid | PROGRAM SUPPORT | 202431939349300823 |
| 2023 | Amazonsmile Foundation | Union of Concerned Scientists Inc Cambridge, MA | B | $8,333 | paid | GENERAL SUPPORT | 202540919349100629 |
| 2023 | Mazar Family Charitable Foundation Trust | Union of Concerned Scientists Cambridge, MA | B | $8,000 | paid | GENERAL | 202403189349101955 |
| 2023 | The Ayco Charitable Foundation | Union of Concerned Scientists Inc Cambridge, MA | A | $8,000 | paid | ENVIRONMENT & ANIMAL PROTECTION | 202413109349304401 |
| 2023 | Silicon Valley Community Foundation | Union of Concerned Scientists Inc Cambridge, MA | A | $7,550 | paid | Environment | 202413129349304911 |
| 2023 | The Donald and Carole Chaiken Foundation | Union of Concerned Scientists Inc Cambridge, MA | A | $7,500 | paid | GENERAL SUPPORT | 202431019349302253 |
| 2023 | The Independent Charitable Gift Fund | Union of Concerned Scientists Inc Cambridge, MA | A | $7,250 | paid | GENERAL SUPPORT | 202422919349300522 |
| 2023 | Hills Bank Donor Advised Gift Fund | Union of Concerned Scientists Cambridge, MA | A | $7,000 | paid | General support | 202422719349300927 |
| 2023 | The Plato Malozemoff Foundation | Union of Concerned Scientists Cambridge, MA | B | $7,000 | paid | UNRESTRICTED GIFT | 202403179349102450 |
| 2023 | Leaves of Grass Fund | Union of Concerned Scientists Cambridge, MA | B | $7,000 | paid | CHARITABLE | 202423239349100842 |
| 2023 | The Woods and Gil Family Foundation | Union of Concerned Scientists Inc Cambridge, MA | B | $6,800 | paid | GENERAL OPERATION SUPPORT FOR THE ORGANIZATION | 202433209349100403 |
| 2023 | The Denver Foundation | Union of Concerned Scientists Cambridge, MA | A | $6,170 | paid | ALLIANCES & ADVOCACY | 202433119349303518 |
| 2023 | Fleischmann Foundation | Union of Concerned Scientists Cambridge, MA | B | $6,000 | paid | GENERAL CHARITABLE PURPOSES | 202443049349100104 |
| 2023 | Kuhn Foundation | Union of Concerned Scientists Woburn, MA | C | $6,000 | paid | TO FURTHER RECIPIENT'S CHARITABLE PURPOSE | 202312999349100206 |
| 2023 | Community Foundation of New Jersey | Union of Concerned Scientists Cambridge, MA | A | $5,650 | paid | UNRESTRICTED GRANT TO SUPPORT ORGANIZATION'S EXEMPT PURPOSE | 202423209349302727 |
| 2023 | Combined Jewish Philanthropies of Greater Boston Inc | Union of Concerned Scientists Cambridge, MA | A | $5,610 | paid | DAF - Environment | 202421289349303727 |
| 2023 | Thrivent Charitable Impact & Investing | Union of Concerned Scientists Inc Cambridge, MA | A | $5,585 | paid | GENERAL SUPPORT | 202443169349301749 |
| 2023 | Tisbest Philanthropy | Union of Concerned Scientists Cambridge, MA | A | $5,246 | paid | SEE TISBEST MISSION | 202410859349300116 |
| 2023 | The Community Foundation of Louisville Depository Inc | Union of Concerned Scientists Cambridge, MA | A | $5,200 | paid | C01 ALLIANCE/ADVOCACY ORGANIZATIONS | 202431359349302478 |
| 2023 | Berkshire Taconic Community Foundation Inc | Union of Concerned Scientists Cambridge, MA | A | $5,050 | paid | ENVIRONMENTAL QUALITY PROTECTION, BEAUTIFICATION | 202433209349328763 |
| 2023 | Benjamin J Rosenthal Foundation | Union of the Concerned Scientists Cambridge, MA | D | $5,000 | paid | GENERAL SUPPORT | 202411369349100436 |
| 2023 | The Edouard Foundation Inc C/O Tpw | Union of Concerned Scientists Cambridge, MA | B | $5,000 | paid | GENERAL SUPPORT | 202401239349101810 |
| 2023 | Ploughshares Foundation | Union of Concerned Scientists Cambridge, MA | B | $5,000 | paid | GENERAL | 202431309349103063 |
| 2023 | Seattle Foundation | Union of Concerned Scientists Cambridge, MA | A | $5,000 | paid | TO PROVIDE GENERAL SUPPORT. | 202443139349303424 |
| 2023 | Telemachus Foundation to Empower the Poor and End War | Union of Concerned Scientists Cambridge, MA | B | $5,000 | paid | GENERAL SUPPORT | 202423209349104592 |
| 2023 | The Suwinski Family Foundation Inc | Union of Concerned Scientists Cambridge, MA | B | $5,000 | paid | UNRESTRICTED GRANTS | 202421309349102307 |
| 2023 | The Prentice Foundation Inc | Union of Concerned Scientists Inc Cambridge, MA | B | $5,000 | paid | General & Unrestricted | 202443059349100014 |
| 2023 | Ecotrust | Union of Concerned Scientists Woburn, MA | C | $5,000 | paid | Unrestricted general operating support | 202431289349102248 |
| 2023 | The Jesse H and Susan R Oppenheimer Foundation | Union of Concerned Scientists Cambridge, MA | B | $5,000 | paid | OPERATING FUND | 202442189349100414 |
| 2023 | Crankstart Foundation | Union of Concerned Scientists Cambridge, MA | B | $5,000 | paid | GENERAL SUPPORT | 202433199349103403 |
| 2023 | Lee Family Foundation | Union of Concerned Scientists Cambridge, MA | B | $5,000 | paid | UNRESTRICTED | 202431239349101243 |
| 2023 | Lederer Foundation | Union of Concerned Scientists Cambridge, MA | C | $5,000 | paid | CHARITABLE | 202441359349102074 |
| 2023 | Noblelight Foundation | Union of Concerned Scientists Cambridge, MA | B | $5,000 | paid | TO SUPPORT IN SOLVING OUR PLANET'S MOST PRESSING PROBLEMS. | 202433209349106603 |
| 2023 | The Austin Foundation Inc | Union of Concerned Scientists Inc Cambridge, MA | B | $5,000 | paid | General & Unrestricted | 202421369349104252 |
| 2023 | Idm Foundation | Union of Concerned Scientists Cambridge, MA | B | $5,000 | paid | OPERATING SUPPPORT | 202411299349100831 |
| 2023 | Aaron and Patricia Blumberg Foundation | Union of Concerned Scientists Inc Cambridge, MA | B | $5,000 | paid | General & Unrestricted | 202421169349101107 |
| 2023 | Boveri-Trackman Family Foundation Inc | Union of Concerned Scientists Cambridge, MA | C | $5,000 | paid | Education | 202441279349102694 |
| 2023 | The Renaissance Foundation | Union of Concerned Scientists Cambridge, MA | B | $5,000 | paid | GENERAL OPERATING PURPOSES | 202403129349100730 |
| 2023 | The Scudder Family Foundation Inc | Union of Concerned Scientists Woburn, MA | C | $4,000 | paid | TO ADVOCATE AGAINST GLOBAL WARMING AND OTHER ISSUES | 202442779349100419 |
| 2023 | Peters Family Foundation | Union of Concerned Scientists Cambridge, MA | B | $4,000 | paid | Science development | 202401369349105100 |
| 2023 | O'callaghan Family Foundation | Union of Concerned Scientists Cambridge, MA | B | $3,706 | paid | GENERAL SUPPORT | 202430629349100713 |
| 2023 | Bushong Family Foundation | Union of Concerned Scientists Inc Cambridge, MA | B | $3,500 | paid | General & Unrestricted | 202441309349103049 |
| 2023 | Fuller Family Charitable Trust | Union of Concerned Scientists Cambridge, MA | B | $3,400 | paid | Operations | 202333119349100813 |
| 2023 | The Isidore Stern Foundation | Union for Concerned Scientists Cambridge, MA | C | $3,158 | paid | Union for Concerned Scientists tackles some of the hardest problems facing humanity with the commitment and urgency they require. We work to improve the human condition, help communities build resilience, and support and restore thriving natural ecosystems. We fight back when safeguards are sacrificed for private profit, and we persevere until we achieve our goals. | 202423169349100817 |
| 2023 | The Cream Hill Foundation C/O Rider Kenley LLC | Union of Concerned Scientists Cambridge, MA | B | $3,000 | paid | CHARITABLE | 202421309349100012 |
| 2023 | The Oelman Foundation | Union of Concerned Scientists Cambridge, MA | B | $3,000 | paid | UNRESTRICTED | 202401429349100900 |
| 2023 | The Dickey Fund | Union of Concerned Scientists Cambridge, MA | B | $3,000 | paid | EDUCATION | 202441349349104664 |
| 2023 | The William J J Gordon Family Foundation | Union of Concerned Scientists Inc Cambridge, MA | B | $3,000 | paid | General & Unrestricted | 202423139349101562 |
| 2023 | Martin F Hatch Fund for Religious & Charitable Uses | Union of Concerned Scientists Cambridge, MA | C | $3,000 | paid | GENERAL CHARITABLE PURPOSES | 202421659349100412 |
| 2023 | Csp Charitable Foundation | Union of Concerned Scientists Cambridge, MA | B | $3,000 | paid | CHARITABLE | 202440649349100214 |
| 2023 | Alexander Host Foundation | Union of Concerned Scientists Cambridge, MA | C | $3,000 | paid | FURTHER ENVIRONMENT | 202421359349101352 |
| 2023 | The Gwladys and John Zurlo Charitable Foundation | Union of Concerned Scientists Cambridge, MA | B | $3,000 | paid | COMMUNITY SUPPORT | 202440989349100209 |
| 2023 | The Pfizer Foundation Inc | Union of Concerned Scientists Inc Cambridge, MA | B | $2,590 | paid | MATCHING GIFTS | 202412839349100921 |
| 2023 | David F & Sara K Weston Fund | Union of Concerned Scientists Cambridge, MA | B | $2,500 | paid | GENERAL PURPOSES | 202412889349100951 |
| 2023 | Dr Joy to the World Inc | Union Cncrnd Scientist Cambridge, MA | D | $2,500 | paid | CHARITABLE GIFT | 202433209349103748 |
| 2023 | The Howard and Sarah D Solomon Foundation | Union of Concern Scientists Cambridge, MA | C | $2,500 | paid | GENERAL SUPPORT | 202443139349101144 |
| 2023 | Abrahamson Family Foundation | Union of Concerned Scientists Cambridge, MA | B | $2,500 | paid | GENERAL FUND | 202433179349101338 |
| 2023 | The Jerry & Marilyn Handler Foundation C/O Dawn Handler Harbart | Union of Concerned Scientists Cambridge, MA | B | $2,500 | paid | TO PROVIDE FUNDS FOR CHARITABLE & EDUCATIONAL PURPOSES. | 202401169349100040 |
| 2023 | Malcolm Gibbs Foundation Inc | Union of Concerned Scientists Cambridge, MA | B | $2,500 | paid | GENERAL | 202333319349100503 |
| 2023 | Robert and Gladys Miller Foundation | Union of Concerned Citizens Cambridge, MA | C | $2,500 | paid | GENERAL | 202410439349100631 |
| 2023 | Goff Family Foundation | Union for Concerned Scientists Cambridge, MA | C | $2,400 | paid | PROGRAM SUPPORT | 202421239349102117 |
| 2023 | The Rockefeller Foundation | Union of Concerned Scientists Inc Cambridge, MA | B | $2,250 | paid | IN SUPPORT OF RF DONATIONS TO CHARITABLE ORGANIZATIONS | 202403139349100635 |
| 2023 | Texas Instruments Foundation | Union of Concerned Scientists Inc Cambridge, MA | B | $2,190 | paid | DONATIONS TO COLLEGES, UNIVERSITIES AND OTHER ORGANIZATIONS UNDER "MATCHING GIFTS PROGRAM." | 202412569349100701 |
| 2023 | The Simsmaes Foundation Inc | Union of Concerned Scientists Cambridge, MA | B | $2,000 | paid | GENERAL PURPOSES | 202410539349100301 |
| 2023 | Meyer and Esther B Mazor Foundation Inc | Union of Concerned Scientists Cambridge, MA | B | $2,000 | paid | GENERAL FUND CONTRIBUTION | 202433189349102418 |
| 2023 | Sarfaty Siegel Foundation for the Future | Union of Concerned Scientists Cambridge, MA | B | $2,000 | paid | GENERAL SUPPORT | 202431349349104418 |
| 2023 | Philip W Riskin Charitable Foundation Inc | Union of Concerned Scientists Cambridge, MA | C | $2,000 | paid | CHARITY | 202442149349100024 |
| 2023 | The Branscomb Family Foundation | Union of Concerned Scientist Cambridge, MA | D | $2,000 | paid | CHARITABLE | 202441789349100404 |
| 2023 | The Heymann Foundation | The Union of Concerned Scientists Inc Cambridge, MA | B | $2,000 | paid | FUNDING OF SCIENTIFIC | 202441229349100334 |
| 2023 | Seattle Foundation | Union of Concerned Scientists Cambridge, MA | A | $2,000 | paid | TO SUPPORT CENTER FOR SCIENCE AND DEMOCRACY | 202443139349303424 |
| 2023 | S S Family Foundation Inc | Union of Concerned Scientists Cambridge, MA | B | $2,000 | paid | UNRESTRICTED GIFT TO GENERAL FUND | 202431279349100838 |
| 2023 | The William & Flora Hewlett Foundation | Union of Concerned Scientists Inc Cambridge, MA | B | $2,000 | paid | MATCHING GIFT OF STAFF AND BOARD MEMBERS | 202403169349102865 |
| 2023 | Martin R Prince Charitable Foundation Inc | Union of Concerned Scientists Cambridge, MA | B | $2,000 | paid | UNRESTRICTED FOR PURPOSES OF ORGANIZATION | 202410549349100406 |
| 2023 | The Fanwood Foundation C/O Bessemer Trust Company | Union of Concerned Scientists Cambridge, MA | B | $2,000 | paid | GENERAL PURPOSE | 202433119349101013 |
| 2023 | Rubblestone Foundation | Union of Concerned Scientists Cambridge, MA | B | $2,000 | paid | CHARITABLE | 202322859349100242 |
| 2023 | May Foundation Trust | Union of Concerned Scientists Cambridge, MA | B | $1,743 | paid | SCIENTIFIC RESEARCH FOR SAFER WORLD | 202421209349100912 |
| 2023 | The Rmf Foundation Inc C/O Richard Friedberg | Union of Concerned Scientists Cambridge, MA | B | $1,600 | paid | TO FURTHER DONEE'S EXEMPT PURPOSE | 202312639349100401 |
| 2023 | Stanley Shalom Zielony Foundation | Union of Concerned Scientists Cambridge, MA | B | $1,500 | paid | general support grant | 202411929349100226 |
| 2023 | Living Springs Foundation | Union of Concerned Scientists Inc Cambridge, MA | B | $1,500 | paid | GENERAL SUPPORT | 202421349349100122 |
| 2023 | Pine River Foundation C/O We Trust Company | Union of Concerned Scientists Cambridge, MA | B | $1,500 | paid | TO PROVIDE SUPPORT TO EXEMPT ORG | 202441289349101399 |
| 2023 | Frank Pace Jr Foundation Inc | Union of Concerned Scientists Cambridge, MA | B | $1,500 | paid | ENVIROMENTAL SERVICES | 202441949349100004 |
| 2023 | Caithness Foundation C/O Daniel H Webb | Union of Concerned Scientists Cambridge, MA | B | $1,500 | paid | RESEARCH & HIGHER EDUCATION | 202342849349100739 |
| 2023 | Kayne Anderson Capital Advisors Foundation | Union of Concerned Scientists Inc Cambridge, MA | B | $1,500 | paid | EMPLOYEE MATCHING | 202433189349103363 |
| 2023 | Kramer Foundation | Union of Concerned Scientists Cambridge, MA | B | $1,500 | paid | Unrestricted Contribution | 202401389349100810 |
| 2023 | Carr Family Foundation | Union of Concerned Scientists Cambridge, MA | B | $1,476 | paid | GENERAL | 202433179349101898 |
| 2023 | Schumann Robert F Fdn-Main | Union of Concerned Scientists Inc Cambridge, MA | B | $1,300 | paid | GENERAL OPERATING | 202441289349101904 |
| 2023 | James G Hart Foundation | Union of Concerned Scientists Cambridge, MA | B | $1,250 | paid | GENERAL FUND | 202401709349100105 |
| 2023 | Seattle Foundation | Union of Concerned Scientists Cambridge, MA | A | $1,125 | paid | TO PROVIDE GENERAL SUPPORT. | 202443139349303424 |
| 2023 | New Horizon Foundation | Union of Concerned Scientists Cambridge, MA | B | $1,100 | paid | Public Affairs | 202420169349101082 |
| 2023 | Modestus Bauer Foundation | Union of Concerned Scientists Inc Cambridge, MA | B | $1,000 | paid | GENERAL CHARITABLE USE | 202401319349101530 |
| 2023 | The Anne & Gerald Freedman Charitable Foundation Inc | Union of Concerned Scientists Cambridge, MA | B | $1,000 | paid | GENERAL DONATION TO SUPPORT ORGANIZATION'S ACTIVITIES. | 202312529349100201 |
| 2023 | The Charlie & Mary Beth O'reilly Family Foundation | Union of Concerned Scientists Cambridge, MA | B | $1,000 | paid | GENERAL SUPPORT | 202421289349104237 |
| 2023 | Gordon E and Betty I Moore Foundation | Union of Concerned Scientists Inc Cambridge, MA | B | $1,000 | paid | IN SUPPORT OF GENERAL OPERATIONS. | 202433189349101128 |
| 2023 | Middlecott Foundation | Union of Concerned Scientists Cambridge, MA | B | $1,000 | paid | GENERAL SUPPORT | 202413209349102771 |
| 2023 | Oedel Foundation | Union of Concerned Scientists Cambridge, MA | B | $1,000 | paid | COMMUNITY & CHARITABLE | 202442399349100119 |
| 2023 | Walcott Family Foundation | Union of Concerned Scientists Cambridge, MA | B | $1,000 | paid | GENERAL OPERATIONS | 202410899349101006 |
| 2023 | Gorlitz Foundation Ltd | Union of Concerned Scientists Cambridge, MA | B | $1,000 | paid | PUTS RIGOROUS, INDEPENDENT SCIENCE INTO ACTION, DEVELOPING SOLUTIONS AND ADVOCATING FOR A HEALTHY, SAFE, AND JUST FUTURE. | 202433199349106013 |
| 2023 | The Randi Rubovits-Seitz Foundation Inc | Union Cncrnd Scientist Cambridge, MA | D | $1,000 | paid | GENERAL MISSION | 202420619349100302 |
| 2023 | The Salon Family Foundation Inc | Union of Concerned Scientists Woburn, MA | C | $1,000 | paid | CHARITABLE | 202430979349100403 |
| 2023 | The Joseph and Anna Gartner Foundation | Union of Concerned Scientists Cambridge, MA | B | $1,000 | paid | OPERATION/SPEC. PROJ/ENDOWMENTS | 202341359349100119 |
| 2023 | The Goodwin Foundation | Union of Concerned Scientists Woburn, MA | C | $1,000 | paid | ENTITY SUPPORT | 202410889349100806 |
| 2023 | The Menaged Foundation | Union of Concerned Scientists Cambridge, MA | B | $1,000 | paid | CHARITABLE DONATION | 202441379349100649 |
| 2023 | Kane Family Foundation | Union of Concerned Scientists Cambridge, MA | C | $1,000 | paid | GENERAL SUPPORT | 202421369349103597 |
| 2023 | Silver Mountain Foundation for the Arts | Union of Concerned Scientists Cambridge, MA | C | $1,000 | paid | GENERAL PURPOSES - Environmental | 202413199349106756 |
| 2023 | The Irving and Geraldine Schaffer Foundation Inc | Union of Concerned Scientists Cambridge, MA | B | $1,000 | paid | GENERAL USE | 202440889349100009 |
| 2023 | Nathalie and James Andrews Foundation | Union of Concerned Scientists Cambridge, MA | B | $1,000 | paid | OPERATING EXPENSES | 202411319349100021 |
| 2023 | The Susan and Ford Schumann Foundation C/O Baker Tilly US Llp | Union of Concerned Scientists Cambridge, MA | B | $1,000 | paid | GENERAL FUNDS | 202441309349100004 |
| 2023 | Ullman Family Charitable Foundation | Union of Concerned Scientists Cambridge, MA | B | $1,000 | paid | GENERAL OPERATING FUNDS | 202420169349100772 |
| 2023 | The Tudor Family Foundation C/O Thomas G Tudor | Union of Concerned Scientists Cambridge, MA | B | $1,000 | paid | UNRESTRICTED USE | 202342629349101009 |
| 2023 | The John a Rodger Jr Foundation Inc | Union of Concerned Scientists Cambridge, MA | B | $1,000 | paid | AID DONEE ORGANIZATION TO CARRY OUT FUNCTIONS | 202441369349105169 |
| 2023 | Allstadt Hardin Foundation | Union of Concerned Scientists Cambridge, MA | B | $1,000 | paid | ENVIRONMENT | 202411239349101636 |
| 2023 | Powers-Wolfe Charitable Trust | Union of Concerned Scientists Cambridge, MA | B | $1,000 | paid | GENERAL PURPOSE | 202443209349101624 |
| 2023 | Elno Family Foundation Inc | Union of Concerned Scientists Cambridge, MA | B | $1,000 | paid | ADVOCACY | 202441639349100209 |
| 2023 | Strausman Family Fund Inc | Union of Concerned Scientists Cambridge, MA | B | $1,000 | paid | TO FURTHER DONEE'S EXEMPT PURPOSE | 202400969349100325 |
| 2023 | The Jones Family Charitable Foundation | Union of Concerned Scientists Cambridge, MA | B | $1,000 | paid | GENERAL FUND | 202412139349101006 |
| 2023 | Rubens Family Foundation | Union of Concerned Scientists Cambridge, MA | B | $1,000 | paid | GENERAL | 202431279349100703 |
| 2023 | Jane M Gitschier Foundation | Union of Concerned Scientists Woburn, MA | C | $1,000 | paid | GENERAL FUND | 202440879349100124 |
| 2023 | The Martin Family Charitable Foundation Inc | Union of Concerned Scientists Inc Cambridge, MA | B | $1,000 | paid | General & Unrestricted | 202431099349100408 |
| 2023 | Henry J Fox Fund C/O Rubino & Company | Union of Concerned Scient Cambridge, MA | D | $1,000 | paid | CHARITY | 202401219349101855 |
| 2023 | Padosi Foundation | Union of Concerned Scientists Cambridge, MA | B | $1,000 | paid | TO SUPPORT THE ORGANIZATION | 202421359349106207 |
| 2023 | Howard and Sheila Pizer Charitable Found | Union of Concerned Scientists Cambridge, MA | B | $900 | paid | ENVIRONMENTAL/NATURE CONSERVATION - GENERAL FUND | 202412189349100121 |
| 2023 | Davidson Foundation for Music Dance and Dramatic Arts | Union of Concerned Scientists (ucs) Cambridge, MA | C | $700 | paid | ASSISTANCE WITH 501(C)(3) PURPOSE | 202413209349107976 |
| 2023 | Dor Family Foundation | Union of Concerned Scientist Cambridge, MA | C | $600 | paid | GENERAL OPERATIONS | 202403179349101410 |
| 2023 | Jpmorgan Chase Foundation | Union of Concerned Scientists Cambridge, MA | B | $580 | paid | GENERAL OPERATING SUPPORT | 202443059349101309 |
| 2023 | Rocking Chair Foundation | Union of Concerned Scientists Cambridge, MA | B | $500 | paid | GENERAL CHARITABLE PURPOSE | 202523579349100617 |
| 2023 | The Steelberg Family Foundation | Union of Concerned Scientists Inc Cambridge, MA | B | $500 | paid | General & Unrestricted | 202412079349100806 |
| 2023 | The Ross Family Foundation | Union of Concerned Scientists Cambridge, MA | B | $500 | paid | For general purposes | 202431219349100828 |
| 2023 | Madhav Foundation | Union of Concerned Scientists Cambridge, MA | B | $500 | paid | CHARITABLE | 202442369349100619 |
| 2023 | The Jeanne Myerson and John Cate Family | Union of Concerned Scientists Cambridge, MA | B | $500 | paid | UNRESTRICTED GIFT | 202431279349102718 |
| 2023 | Marianne and George Markham Foundation | Union of Concerned Scientists Cambridge, MA | B | $500 | paid | GENERAL | 202411359349103031 |
| 2023 | David and Lucille Gildin Family Foundation Inc | Union of Concerned Scientists Cambridge, MA | B | $500 | paid | GENL CHARITABLE PURPOSES | 202413169349102241 |
| 2023 | Fund for Education | Union of Concerned Scientists Cambridge, MA | B | $500 | paid | CHARITABLE | 202421859349100007 |
| 2023 | Press Family Foundation | Union of Concerned Scientists Cambridge, MA | B | $500 | paid | SCIENTIFIC RESEARCH REGARDING CLIMATE CHANGE | 202403139349101510 |
| 2023 | The Pat and Fred Bass Family Foundation | Union of Concerned Scientist Cambridge, MA | C | $500 | paid | GENERAL | 202401229349102040 |
| 2023 | The Baltimore Family Fund | Union of Concerned Scientists Inc Cambridge, MA | B | $500 | paid | General & Unrestricted | 202413139349101651 |
| 2023 | Hixon Family Foundation | Union of Concerned Scientists Cambridge, MA | B | $500 | paid | CHARITY | 202421309349101922 |
| 2023 | Lawrence & Alice Valenstein Family Fund Inc | Union of Concerned Scientists Cambridge, MA | C | $500 | paid | GENERAL SUPPORT | 202411419349100126 |
| 2023 | Shell USA Company Foundation (fka Shell Oil Company Foundation) | Union of Concerned Scientists Inc Cambridge, MA | B | $500 | paid | MEF | 202403199349102135 |
| 2023 | The Lomax Family Foundation | Union of Concerned Scientists Cambridge, MA | B | $500 | paid | CHARITY | 202501039349100600 |
| 2023 | Douglas and Maria Bayer Foundation | Union of Concerned Scientists Cambridge, MA | B | $400 | paid | GENERAL OPERATING FUNDS | 202411979349100711 |
| 2023 | The Manchester Family Pfdn | Union of Concerned Scientists Inc Cambridge, MA | B | $300 | paid | GENERAL OPERATING | 202431269349100313 |
| 2023 | The Double-R Foundation | Union of Concerned Scientists Cambridge, MA | B | $250 | paid | COMMUNITY SUPPORT | 202303479349101100 |
| 2023 | Alchemy Foundation | Union of Concerned Scientists (ucs) Cambridge, MA | C | $250 | paid | General Support | 202420869349100047 |
| 2023 | Rudolph Joseph Foundation | Union of Concerned Scientists Cambridge, MA | B | $250 | paid | Charitable | 202443199349104269 |
| 2023 | The Morris & Sylvia Trachten Family Foundation | Union of Concerned Scientists Inc Cambridge, MA | B | $250 | paid | General & Unrestricted | 202402919349101305 |
| 2023 | Ernsteen Family Foundation | Union of Concerned Scientists Cambridge, MA | B | $250 | paid | UNRESTRICTED | 202431349349102178 |
| 2023 | Boyer Foundation | Union of Concerned Scientists Cambridge, MA | B | $250 | paid | ENVIRONMENTAL | 202440469349100824 |
| 2023 | Maturi Rammohan Foundation Inc | Union of Concerned Scientists Cambridge, MA | B | $250 | paid | ENVIRONMENTAL RESEARCH | 202411449349100216 |
| 2023 | The Zeelander Foundation | Union of Concerned Scientists Cambridge, MA | B | $250 | paid | ORGANIZATIONSCHARITABLE PURPOSE | 202423209349100912 |
| 2023 | Caplin Foundation | Union of Concerned Scientists Inc Cambridge, MA | B | $200 | paid | General & Unrestricted | 202401369349105490 |
| 2023 | Caplin Foundation | Union of Concerned Scientists Inc Cambridge, MA | B | $200 | paid | General & Unrestricted | 202521359349101362 |
| 2023 | The Bank of America Charitable Foundation Inc | Union of Concerned Scientists Inc Cambridge, MA | B | $200 | paid | PROGRAM/OPERATING SUPPORT | 202411309349100126 |
| 2023 | The Hollander-Urbach Family Foundation Inc | Union of Concerned Scientists Cambridge, MA | B | $180 | paid | CIVIC | 202312199349100141 |
| 2023 | The Pfizer Foundation Inc | Union of Concerned Scientists Inc Cambridge, MA | B | $152 | paid | VOLUNTEER PROGRAM | 202412839349100921 |
| 2023 | The Bank of America Charitable Foundation Inc | Union of Concerned Scientists Inc Cambridge, MA | B | $150 | paid | PROGRAM/OPERATING SUPPORT | 202411309349100126 |
| 2023 | The Bank of America Charitable Foundation Inc | Union of Concerned Scientists Inc Cambridge, MA | B | $150 | paid | PROGRAM/OPERATING SUPPORT | 202411309349100126 |
| 2023 | Partan Foundation C/O Andrew Stewart Partan Trustee | Union Concerned Scientists Cambridge, MA | C | $150 | paid | GENERAL SUPPORT | 202403119349102210 |
| 2023 | Gary and Evelyn Trachten Family Foundation Inc | The Union of Concerned Scientists Inc Cambridge, MA | B | $150 | paid | SUPPORTS INDEPENDENT SCIENCE TO WORK TO SOLVE OUR PLANET'S MOST PRESSING PROBLEMS | 202433209349102953 |
| 2023 | The Richard R Howe Foundation | Union of Concerned Scientists Cambridge, MA | B | $150 | paid | UNRESTRICTED USE IN CHARITABLE ENDEAVOR | 202411849349100801 |
| 2023 | Ge Foundation | Union of Concerned Scientists Inc Cambridge, MA | C | $125 | paid | MATCHING GIFTS | 202433199349106583 |
| 2023 | The Yelp Foundation | Union of Concerned Scientists Inc Cambridge, MA | B | $120 | paid | MATCHING CONTRIBUTION MADE BY EMPLOYEE OF YELP, IN | 202423179349103187 |
| 2023 | Corduroy Charitable Trust | Union of Concerned Scientists Cambridge, MA | B | $100 | paid | GENERAL OPERATIONS | 202401309349102560 |
| 2023 | Kurzweil Family Foundation Inc | Union of Concerned Scientist Cambridge, MA | C | $100 | paid | UNRESTRICTED GRANT | 202403029349100030 |
| 2023 | Freeman-Woollam Foundation | Union of Concerned Scientists Cambridge, MA | B | $100 | paid | SUPPORT EDUCATIONAL PROGRAMS | 202431729349101118 |
| 2023 | The Shatz Family Foundation Inc | Union Cncrnd Scientists Cambridge, MA | D | $100 | paid | EXEMPT PURPOSE | 202401629349100410 |
| 2023 | The Ford Family Foundation | Union of Concerned Scientists Inc Cambridge, MA | B | $100 | paid | General Support | 202403209349103820 |
| 2023 | Blackwell Family Foundation Inc | Union of Concerned Scientists Cambridge, MA | B | $100 | paid | Community Benefit | 202403189349100510 |
| 2023 | The William Penn Foundation | Union of Concerned Scientists Inc Cambridge, MA | B | $100 | paid | GENERAL SUPPORT | 202433199349103223 |
| 2023 | Donald W Collier Charitable Trust II | Union of Concerned Scientists Cambridge, MA | B | $100 | paid | Unrestricted | 202431289349102298 |
| 2023 | The Paula and William Bernstein Family Foundation | Union of Concerned Scientists Woburn, MA | C | $100 | paid | EDUCATION | 202420449349101402 |
| 2023 | Wayne Goldstein Memorial Foundation | Union of Concerned Scientists Cambridge, MA | B | $100 | paid | GENERAL FUNDING | 202432329349100803 |
| 2023 | Dr Daniel C Hartnett Family Foundation | Union Concerned Scientists Cambridge, MA | C | $100 | paid | OPERATIONS EXPENSE | 202413209349102286 |
| 2023 | Beard Family Charitable Trust John E Beard Trustee | Union of Concerned Scientists Cambridge, MA | B | $100 | paid | GENERAL PURPOSE | 202403179349103255 |
| 2023 | Contempo Communications for the Arts Inc | Union of Concerned Scientists Cambridge, MA | B | $100 | paid | Charitable | 202343469349100509 |
| 2023 | Harold Scoleman & Mariam B Coleman Charitable Foundation Inc | Union of Concerned Scientists Woburn, MA | C | $100 | paid | TO SUPPORT CHARITABLE PURPOSES | 202420469349101217 |
| 2023 | Stephen a & Nina B Schafer Foundation | Union of Concerned Scientists Cambridge, MA | C | $100 | paid | Operations | 202312649349100511 |
| 2023 | Barbash Family Fund Inc | Union of Concerned Scientists Cambridge, MA | B | $100 | paid | GENERAL PURPOSE | 202431369349103848 |
| 2023 | The Bank of America Charitable Foundation Inc | Union of Concerned Scientists Inc Cambridge, MA | B | $100 | paid | PROGRAM/OPERATING SUPPORT | 202411309349100126 |
| 2023 | Stanley F Goldfein Foundation Inc | Union of Concerned Scientists Cambridge, MA | B | $100 | paid | CHARITABLE | 202411229349102486 |
| 2023 | The Bank of America Charitable Foundation Inc | Union of Concerned Scientists Inc Cambridge, MA | B | $80 | paid | PROGRAM/OPERATING SUPPORT | 202411309349100126 |
| 2023 | The Bank of America Charitable Foundation Inc | Union of Concerned Scientists Inc Cambridge, MA | B | $80 | paid | PROGRAM/OPERATING SUPPORT | 202411309349100126 |
| 2023 | The Bank of America Charitable Foundation Inc | Union of Concerned Scientists Inc Cambridge, MA | B | $80 | paid | PROGRAM/OPERATING SUPPORT | 202411309349100126 |
| 2023 | Analog Devices Foundation | Union of Concerned Scientists Inc Cambridge, MA | B | $51 | paid | GENERAL SUPPORT | 202440749349100504 |
| 2023 | The Lazard Charitable Foundation C/O Lazard Freres & Co LLC | Union of Concerned Scientists Inc Cambridge, MA | B | $50 | paid | UNRESTRICTED | 202432129349100708 |
| 2023 | Carverdelaney Families Foundation Inc | Union of Concerned Scientists Inc Cambridge, MA | B | $50 | paid | UNRESTRICTED | 202431319349101508 |
| 2023 | The Bank of America Charitable Foundation Inc | Union of Concerned Scientists Inc Cambridge, MA | B | $40 | paid | PROGRAM/OPERATING SUPPORT | 202411309349100126 |
| 2023 | The Bank of America Charitable Foundation Inc | Union of Concerned Scientists Inc Cambridge, MA | B | $40 | paid | PROGRAM/OPERATING SUPPORT | 202411309349100126 |
| 2023 | The Bank of America Charitable Foundation Inc | Union of Concerned Scientists Inc Cambridge, MA | B | $40 | paid | PROGRAM/OPERATING SUPPORT | 202411309349100126 |
| 2023 | Barsky Family Foundation | Union of Concerned Scientists Cambridge, MA | B | $40 | paid | CHARITABLE | 202431239349101913 |
| 2023 | The Graco Foundation | Union of Concerned Scientists Inc Cambridge, MA | B | $36 | paid | GIFT MATCHING | 202401349349102025 |
| 2022 | Fidelity Investments Charitable Gift Fund | Union of Concerned Scientists Inc Cambridge, MA | A | $7,646,983 | paid | For grant recipient's exempt purposes | 202430459349302913 |
| 2022 | Fidelity Investments Charitable Gift Fund | Union of Concerned Scientists Inc Cambridge, MA | A | $7,646,983 | paid | For grant recipient's exempt purposes | 202321309349304807 |
| 2022 | Foundation for the Carolinas | Union of Concerned Scientists Inc Cambridge, MA | A | $1,500,000 | paid | CHARITABLE GIFT | 202343199349307329 |
| 2022 | Schwab Charitable Fund | Union of Concerned Scientists Inc Cambridge, MA | A | $1,261,588 | paid | INTERNATIONAL, FOREIGN AFFAIRS | 202330939349300403 |
| 2022 | Breakthrough Energy Foundation | Union of Concerned Scientists Inc Cambridge, MA | A | $800,000 | paid | TRANSPORTATION FUELS DECARB INITIATIVE | 202303199349324325 |
| 2022 | Grantham Foundation for the Protection of the Environment | Union of Concerned Scientists Inc Cambridge, MA | B | $750,000 | paid | SUSTAINABLE AGRICULTURE RESEARCH | 202313199349109566 |
| 2022 | American Online Giving Foundation Inc | Union of Concerned Scientists Inc Cambridge, MA | A | $603,866 | paid | GENERAL SUPPORT | 202340469349301209 |
| 2022 | Donald a Pels Charitable Trust Utd 8/18/92 C/O Pkf O'connor Davies | Union of Concerned Scientists Cambridge, MA | B | $600,000 | approved, future | GENERAL OPERATING SUPPORT | 202313129349101661 |
| 2022 | Vanguard Charitable Endowment Program | Union of Concerned Scientists Inc Cambridge, MA | A | $579,459 | paid | For recipient's exempt purpose | 202331359349303108 |
| 2022 | United States Energy Foundation | Union of Concerned Scientists Inc Cambridge, ME | A | $523,750 | paid | TO PROMOTE EDUCATION AND ANALYSIS ON THE BENEFITS OF CLEAN TRANSPORTATION. | 202313199349311266 |
| 2022 | John D and Catherine T Macarthur Foundation (consolidated) | Union of Concerned Scientists Inc Cambridge, MA | C | $500,000 | paid | in support of its work to ensure that the United States remains on track to decarbonize its economy | 202313179349104401 |
| 2022 | The Heising-Simons Foundation | Union of Concerned Scientists Cambridge, MA | B | $500,000 | paid | TO ADVANCE CLEAN TRANSPORTATION AND CLEAN POWER | 202343189349106059 |
| 2022 | Tides Foundation | Union of Concerned Scientists Inc Cambridge, MA | A | $500,000 | paid | SUSTAINABLE ENVIRONMENT | 202333189349300213 |
| 2022 | Tides Foundation | Union of Concerned Scientists Inc Cambridge, MA | A | $500,000 | paid | SUSTAINABLE ENVIRONMENT | 202400469349300305 |
| 2022 | Democracy Fund Inc | Union of Concerned Scientists Cambridge, MA | B | $450,000 | paid | Program support to strengthen scientific capacity in the federal civil service | 202313189349102036 |
| 2022 | National Philanthropic Trust | Union of Concerned Scientists Cambridge, MA | A | $305,500 | paid | ENVIRONMENT, ANIMALS | 202311359349313966 |
| 2022 | Donald a Pels Charitable Trust Utd 8/18/92 C/O Pkf O'connor Davies | Union of Concerned Scientists Cambridge, MA | B | $300,000 | paid | GENERAL OPERATING SUPPORT | 202313129349101661 |
| 2022 | The David and Lucile Packard Foundation | Union of Concerned Scientists Inc Cambridge, MA | B | $250,000 | paid | CONSERVATION AND SCIENCE | 202303149349102680 |
| 2022 | Sarnat Family Foundation | Union of Concerned Scientist Cambridge, MA | C | $250,000 | paid | General Fund | 202331319349102738 |
| 2022 | Wk Kellogg Foundation | Union of Concerned Scientists Cambridge, MA | B | $225,000 | approved, future | advance policies that enable and incentivize local and regional food systems that provide good food for all by strengthening capacity of local groups to advocate for their communities, provide analysis of both key issues and proposed solutions as well as inform key policymakers | 202321719349100307 |
| 2022 | Wk Kellogg Foundation | Union of Concerned Scientists Cambridge, MA | B | $225,000 | paid | advance policies that enable and incentivize local and regional food systems that provide good food for all by strengthening capacity of local groups to advocate for their communities, provide analysis of both key issues and proposed solutions as well as inform key policymakers | 202321719349100307 |
| 2022 | The Minneapolis Foundation | Union of Concerned Scientists Cambridge, MA | A | $213,250 | paid | DONOR-RECOMMENDED, ENVIRONMENT | 202330129349302708 |
| 2022 | Jewish Communal Fund | Union of Concerned Scientists Inc Cambridge, MA | A | $174,277 | paid | GENERAL SUPPORT | 202330479349300013 |
| 2022 | The Rosenthal Family Foundation | Union of Concerned Scientists Cambridge, MA | B | $150,000 | paid | UNRESTRICTED GRANT | 202303199349103360 |
| 2022 | Night Heron Foundation | Union of Concerned Scientists Inc Cambridge, MA | B | $150,000 | paid | Center for Science and Democracy fund | 202312629349100511 |
| 2022 | The Moses Feldman Family Foundation | Union of Concerned Scientists Inc Cambridge, MA | B | $150,000 | approved, future | GENERAL OPERATING SUPPORT | 202303199349103145 |
| 2022 | Give Lively Foundation Inc | Union of Concerned Scientists Inc Cambridge, MA | A | $141,301 | paid | GENERAL SUPPORT | 202312139349301316 |
| 2022 | Wilburforce Foundation | Union of Concerned Scientists Cambridge, MA | B | $140,000 | paid | ENVIRONMENTAL | 202343139349101719 |
| 2022 | Marty and Dorothy Silverman Foundation | Union of Concerned Scientists Cambridge, MA | B | $125,000 | paid | GENERAL DONATION | 202331659349100213 |
| 2022 | Lawrence E & Elaine Smith Irell Foundation | Union of Concerned Scientists Cambridge, MA | B | $120,000 | paid | TO ASSIST THE ORGANIZATION TO MAINTAIN ITS CHARITABLE AND SCIENTIFIC SERVICES BENEFITING THE GENERAL PUBLIC AND THE SCIENTIFIC COMMUNITY. | 202333149349102333 |
| 2022 | Maine Community Foundation Inc | Union of Concerned Scientists Cambridge, MA | A | $107,000 | paid | Alliances & Advocacy | 202323079349302647 |
| 2022 | The David and Lucile Packard Foundation | Union of Concerned Scientists Inc Cambridge, MA | B | $100,000 | paid | CONSERVATION AND SCIENCE | 202303149349102680 |
| 2022 | The William & Flora Hewlett Foundation | Union of Concerned Scientists Inc Cambridge, MA | B | $100,000 | paid | FOR ADVANCING TRUCK ELECTRIFICATION IN THE U.S. | 202343179349104459 |
| 2022 | Ploughshares Fund Inc | Union of Concerned Scientists Cambridge, MA | C | $100,000 | paid | SEE SCH O FOR PURPOSE OF GRANT | 202331219349302313 |
| 2022 | Farvue Foundation Inc | Union of Concerned Scientists Cambridge, MA | B | $100,000 | paid | Support | 202341009349100519 |
| 2022 | Gordon E and Betty I Moore Foundation | Union of Concerned Scientists Inc Cambridge, MA | B | $100,000 | paid | TO ADVANCE THE UPTAKE OF CO-PRODUCTION OF KNOWLEDGE IN ENVIRONMENTAL CHANGE RESEARCH. | 202323189349106572 |
| 2022 | Bernard F & Alva B Gimbel Foundation Inc | Union of Concerned Scientists Inc Cambridge, MA | B | $100,000 | paid | CENTER FOR SCIENCE & DEMOCRACY | 202323009349100102 |
| 2022 | The David and Lucile Packard Foundation | Union of Concerned Scientists Inc Cambridge, MA | B | $100,000 | approved, future | CONSERVATION AND SCIENCE | 202303149349102680 |
| 2022 | American Endowment Foundation | Union of Concerned Scientists Inc Cambridge, MA | A | $75,560 | paid | INTERNATIONAL | 202332499349300338 |
| 2022 | Climateworks Foundation | Union of Concerned Scientists Cambridge, MA | A | $75,000 | paid | PROJECT SUPPORT | 202323039349302107 |
| 2022 | Clayton Baker Trust | Union of Concerned Scientists Cambridge, MA | B | $75,000 | paid | ENVIRONMENT | 202333079349100403 |
| 2022 | The Mcknight Foundation | Union of Concerned Scientists Inc Cambridge, MA | B | $75,000 | paid | To accelerate equitable transportation electrification in Minnesota and the Midwest | 202343189349103054 |
| 2022 | The Schmidt Family Foundation | Union of Concerned Scientists Inc Cambridge, MA | B | $75,000 | paid | WORKING TOWARDS A RESILIENT AND EQUITABLE FOOD SYSTEM | 202333199349108523 |
| 2022 | The Moses Feldman Family Foundation | Union of Concerned Scientists Inc Cambridge, MA | B | $75,000 | paid | GENERAL OPERATING SUPPORT | 202303199349103145 |
| 2022 | The Marisla Foundation | Union of Concerned Scientists Cambridge, MA | B | $70,000 | paid | EXPOSING & COUNTERING DISINFORMATION TO ENSURE JUST & BOLD CLIMATE ACTION | 202343199349107564 |
| 2022 | The Marisla Foundation | Union of Concerned Scientists Cambridge, MA | B | $70,000 | approved, future | EXPOSING & COUNTERING DISINFORMATION TO ENSURE JUST & BOLD CLIMATE ACTION | 202343199349107564 |
| 2022 | Ann & Gordon Getty Foundation | Union of Concerned Scientists Inc Cambridge, MA | B | $62,500 | paid | TO CARRY OUT SPECIFIC CHARITABLE, EDUCATIONAL, AND CULTURAL PROJECTS | 202323179349101447 |
| 2022 | Rockefeller Family Fund Inc | Union of Concerned Scientists Cambridge, MA | A | $60,000 | paid | GENERAL SUPPORT | 202323179349307667 |
| 2022 | Gary Saltz Foundation Inc | The Union of Concerned Scientists Cambridge, MA | B | $55,000 | paid | GENERAL CONTRIBUTION | 202300679349100620 |
| 2022 | Night Heron Foundation | Union of Concerned Scientists Inc Cambridge, MA | B | $54,000 | paid | General & Unrestricted | 202312629349100511 |
| 2022 | Amy P Goldman Foundation | The Union of Concerned Scientists Inc Cambridge, MA | B | $50,000 | paid | CHARITABLE | 202303199349107600 |
| 2022 | The Schaffner Family Foundation | Union of Concerned Scientists Cambridge, MA | C | $50,000 | paid | ENVIRONMENTAL | 202323049349100237 |
| 2022 | John W Mooty Foundation Trust | Union of Concerned Scientists Cambridge, MA | B | $50,000 | paid | COMMUNITY SERVICE | 202321359349104597 |
| 2022 | The Fine and Greenwald Foundation C/O Marsha Soffer | Union of Concerned Scientists Cambridge, MA | B | $50,000 | paid | ENVIRONMENTAL | 202312989349100521 |
| 2022 | Water Foundation | Union of Concerned Scientists Cambridge, MA | A | $50,000 | paid | WATER ACCESS AND CONSERVATION | 202313109349303956 |
| 2022 | Wallace Global Fund II | Union of Concerned Scientists Cambridge, MA | B | $50,000 | paid | SUPPORT FOR CLIMATE AND CORPORATE ACCOUNTABILITY WORK | 202343139349101549 |
| 2022 | Emmett Foundation | Union of Concerned Scientists Cambridge, MA | B | $50,000 | paid | TO PROMOTE SOLUTIONS FOR HEALTHIER DEMOCRACY AND SCIENCE FOR ENVIRONMENTAL JUSTICE | 202321949349100107 |
| 2022 | Boston Foundation Inc | Union of Concerned Scientists Inc Cambridge, MA | A | $48,250 | paid | Operating Support/Annual Fund | 202321319349305022 |
| 2022 | Steven C Leuthold Family Foundation | Union of Concerned Scientists Cambridge, MA | B | $45,000 | paid | OPERATIONS | 202303199349107225 |
| 2022 | The San Francisco Foundation | Union of Concerned Scientists Cambridge, MA | A | $45,000 | paid | ADVISED - FOR GENERAL OPERATING SUPPORT. ADVISED - RESTRICTED TO SUPPORT CENTER FOR SCIENCE AND DEMOCRACY'S CAMPAIGN TO REFORM OUR ELECTORAL SYSTEMS. | 202301309349301545 |
| 2022 | The Blackbaud Giving Fund | Union of Concerned Scientists Cambridge, MA | A | $44,957 | paid | GENERAL SUPPORT | 202312409349300046 |
| 2022 | Raymond James Charitable Endowment Fund | Union of Concerned Scientists Inc Cambridge, MA | A | $41,446 | paid | GENERAL SUPPORT | 202320469349302162 |
| 2022 | Wiancko Charitable Foundation Inc | Union of Concerned Scientists Cambridge, MA | C | $40,000 | paid | UNRESTRICTED | 202343199349102599 |
| 2022 | The Lumpkin Family Foundation C/O Sl Grissom | Union of Concerned Scientists Cambridge, MA | B | $40,000 | paid | CHARITABLE | 202332419349100513 |
| 2022 | Foundation M | Union of Concerned Scientists Cambridge, MA | B | $40,000 | paid | GENERAL PURPOSE | 202331299349104583 |
| 2022 | The Common Sense Fund Inc | Union of Concerned Scientists Cambridge, MA | B | $40,000 | paid | TO SUPPORT THE MISSION OF THE UNION OF CONCERNED SCIENTISTS TO PUT RIGOROUS, INDEPENDENT SCIENCE TO WORK TO SOLVE OUR PLANET'S MOST PRESSING PROBLEMS. JOINING WITH CITIZENS ACROSS THE COUNTRY BY COMBINING TECHNICAL ANALYSIS AND EFFECTIVE ADVOCACY TO CREATE INNOVATIVE, PRACTICAL SOLUTIONS FOR A HEALTHY, SAFE, AND SUSTAINABLE FUTURE. | 202333039349100203 |
| 2022 | Jim Cox Jr Foundation | Union of Concerned Scientists Cambridge, MA | B | $40,000 | paid | UNRESTRICTED GENERAL | 202343009349100119 |
| 2022 | Lenore Hanauer Foundation | Union of Concerned Scientists Cambridge, MA | B | $40,000 | paid | UNRESTRICTED SUPPORT | 202343199349108894 |
| 2022 | T Rowe Price Program for Charitable Giving Inc | Union of Concerned Scientists Inc Cambridge, MA | A | $40,000 | paid | GENERAL OPERATING | 202202019349300005 |
| 2022 | Jewish Community Foundation of San Diego | Union of Concerned Scientists Cambridge, MA | A | $38,000 | paid | GENERAL | 202301309349302830 |
| 2022 | Impactassetsinc | Union of Concerned Scientists Inc Cambridge, MA | A | $37,350 | paid | GENERAL SUPPORT | 202333199349308098 |
| 2022 | Earthshare | Union of Concerned Scientists Cambridge, MA | A | $35,195 | paid | WORKPLACE GIVING | 202301309349305815 |
| 2022 | Morgan Stanley Global Impact Funding Trust Inc | Union of Concerned Scientists Cambridge, MA | A | $33,000 | paid | UNRESTRICTED GENERAL SUPPORT | 202302999349301010 |
| 2022 | The Longhill Charitable Foundation | Union of Concerned Scientists Cambridge, MA | B | $30,000 | paid | CHARITY | 202322509349100602 |
| 2022 | The Ida and Robert Gordon Family Foundation Inc | Union of Concerned Scientists Inc Cambridge, MA | B | $30,000 | paid | prepare climate-focused analysis | 202343199349109119 |
| 2022 | Grace Jones Richardson Testamentary Trust C/O Piedmont Trust Co | Union of Concerned Scientists Cambridge, MA | B | $27,000 | paid | TO ASSIST THE ORGANIZATION IN CARRYING OUT ITS EXEMPT PURPOSE | 202303179349101225 |
| 2022 | North Pond Foundation | Union of Concerned Scientists Cambridge, MA | B | $25,000 | paid | CONSERVATION | 202321329349102447 |
| 2022 | The Cameron and Jane Baird Foundation | Union of Concerned Scientists Cambridge, MA | B | $25,000 | paid | SCIENCE-BASED ADVOCACY FOR A HEALTHY ENVIRONMENT | 202301319349102230 |
| 2022 | Cranaleith Foundation Inc | Union of Concerned Scientists Cambridge, MA | B | $25,000 | paid | SCIENCE ADVOCACY ORGANIZATION | 202331329349103563 |
| 2022 | Frankel Family Foundation | Union of Concerned Scientists Inc Cambridge, MA | B | $25,000 | paid | to support Food & Environment-Farm Bill Legislation | 202312839349100431 |
| 2022 | The Cosman Family Foundation | Union of Concerned Scientists Inc Cambridge, MA | B | $25,000 | paid | UNRESTRICTED GENERAL | 202331319349102273 |
| 2022 | Leo Model Foundation Inc | Union of Concerned Scientists Cambridge, MA | B | $25,000 | paid | TECHNICAL ANALYSIS & ADVOCACY TO SAVE THE PLANET | 202333129349101223 |
| 2022 | The Clayton Fund Inc C/O Jpmorgan Chase Bank Na | Union of Concerned Scientists Cambridge, MA | B | $25,000 | paid | Charitable | 202312869349101001 |
| 2022 | Rockefeller Family Fund Inc | Union of Concerned Scientists Cambridge, MA | A | $25,000 | paid | PROJECT SUPPORT-ENVIRONMENT | 202323179349307667 |
| 2022 | Prospect Hill Foundation Inc | Union of Concerned Scientists Cambridge, MA | C | $25,000 | paid | REDUCING THE ROLE OF NUCLEAR WEAPONS IN US SECURITY POLICY | 202340599349100004 |
| 2022 | Philip J Solondz Family Foundation | Union of Concerned Scientists Cambridge, MA | B | $25,000 | paid | CLIMATE AND ENERGY | 202300899349100000 |
| 2022 | Network for Good | Union of Concerned Scientists Inc Cambridge, MA | A | $24,911 | paid | UNRESTRICTED | 202342939349300849 |
| 2022 | Paypal Charitable Giving Fund | Union of Concerned Scientists Cambridge, MA | A | $24,830 | paid | GENERAL SUPPORT | 202312929349301606 |
| 2022 | Sand County Charitable Trust C/O Tyler Lynch Pc | Union of Concerned Scientists Cambridge, MA | B | $23,000 | paid | SCIENTIFIC | 202341379349100114 |
| 2022 | Dallas & Louise Anderson Foundation | Union of Concerned Scientists Cambridge, MA | B | $22,000 | paid | GENERAL SUPPORT | 202341309349103459 |
| 2022 | Goldman Sachs Philanthropy Fund | Union of Concerned Scientists Inc Cambridge, MA | A | $21,650 | paid | ENVIRONMENT & ANIMAL PROTECTION | 202312859349302266 |
| 2022 | Jewish Community Federation of San Francisco the Peninsula Marin & Sonoma | Union of Concerned Scientists Inc Aka Ucs Cambridge, MA | A | $21,500 | paid | HEALTH | 202341349349301209 |
| 2022 | Jewish Community Foundation of the Jewish Federation Council of Gr la | Union of Concerned Scientists Inc Cambridge, MA | A | $20,900 | paid | general support | 202303179349304990 |
| 2022 | Margaret H & James E Kelley Foundation Inc | Union of Concerned Scientists Cambridge, MA | C | $20,000 | paid | OPERATIONS | 202322579349100707 |
| 2022 | Inmaat Foundation C/O Presti & Naegele | Union of Concerned Scientists Inc Cambridge, MA | B | $20,000 | paid | GENERAL SUPPORT | 202313129349101616 |
| 2022 | The Streisand Foundation | Union of Concerned Scientists Cambridge, MA | B | $20,000 | paid | SUPPORT FOR ORGANIZATION'S OPERATIONS | 202303199349108385 |
| 2022 | The New-Land Foundation Inc | Union of Concerned Scientists Inc Cambridge, MA | B | $20,000 | paid | PEACE & ARMS CONTROL | 202303189349103800 |
| 2022 | The Orchard Foundation C/O Heidi Lehner Breed's Hill Capital | Union of Concerned Scientists Boston, MA | C | $20,000 | paid | TO FUND CHARITABLE MISSION OF CHARITABLE ORGANIZATION - CENTER FOR SCIENCE AND DEMOCRACY | 202312269349100336 |
| 2022 | Jeannette and H Peter Kriendler Char Trust | Union of Concerned Scientists Cambridge, MA | C | $20,000 | paid | ORGANIZATION'S GENERAL | 202331329349101803 |
| 2022 | The Miami Foundation Inc | Union of Concerned Scientists Cambridge, MA | A | $20,000 | paid | PROGRAM SUPPORT | 202332659349301603 |
| 2022 | Stanislaus Community Foundation | Union of Concerned Scientists Cambridge, MA | A | $20,000 | paid | 202322839349300732 | |
| 2022 | Joan & James Shapiro Foundation Inc | Union of Concerned Scientists Cambridge, MA | C | $20,000 | paid | SEE ABOVE | 202303199349104300 |
| 2022 | Marvin & Annette Lee Foundation Inc | Union of Concerned Scientists Cambridge, MA | C | $20,000 | paid | TO SUPPORT CHARITABLE ACTIVITIES | 202311329349103346 |
| 2022 | Helios Foundation C/O Schaper Benz & Wise Inv Cnsl | Union of Concerned Scientists Cambridge, MA | C | $19,000 | paid | GENERAL SUPPORT | 202242869349101014 |
| 2022 | Lockhart Vaughan Foundation | Union of Concerned Scientists Cambridge, MA | B | $18,000 | paid | ENVIRONMENT: CLIMATE CHANGE. | 202330699349100703 |
| 2022 | St Louis Community Foundation Inc | Union of Concerned Scientists Cambridge, MA | A | $18,000 | paid | EDUCATION | 202343189349315254 |
| 2022 | Community Foundation for Greater Buffalo Inc | Union of Concerned Scientists Inc Cambridge, MA | A | $17,000 | paid | UNRESTRICTED USE | 202333199349308553 |
| 2022 | Bear Gulch Foundation | Union of Concerned Scientists Cambridge, MA | B | $15,402 | paid | GENERAL OPERATIONS | 202321329349103322 |
| 2022 | The Clara Weiss Fund | Union of Concerned Scientists Cambridge, MA | B | $15,000 | paid | To support non-profit operations | 202311239349101291 |
| 2022 | Bardeen-Greytak Family Foundation Inc | Union of Concerned Scientists Cambridge, MA | B | $15,000 | paid | TO FURTHER RECIPIENT'S TAX-EXEMPT PURPOSE | 202332289349100908 |
| 2022 | Arizona Community Foundation | Union of Concerned Scientists Cambridge, MA | A | $14,200 | paid | PROGRAM SUPPORT | 202330459349302653 |
| 2022 | New Hampshire Charitable Foundation | Union of Concerned Scientists Cambridge, MA | A | $13,150 | paid | For general support | 202343119349300814 |
| 2022 | Amazonsmile Foundation | Union of Concerned Scientists Inc Cambridge, MA | B | $12,726 | paid | GENERAL SUPPORT | 202313119349100141 |
| 2022 | Earthshare Chapters Inc | Union of Concerned Scientists Cambridge, MA | A | $12,655 | paid | WORKPLACE GIVING | 202301309349306055 |
| 2022 | Public Citizen Foundation Inc | Union of Concerned Scientists Cambridge, MA | A | $12,500 | paid | ASSIST THE COALITION FOR SENSIBLE SAFEGUARDS TO IMPROVE AND PROTECT THE REGULATORY STATE. | 202340729349300124 |
| 2022 | Leaves of Grass Fund | Union of Concerned Scientists Cambridge, MA | B | $12,000 | paid | CHARITABLE | 202343199349107519 |
| 2022 | The James Family Charitable Foundation | Union of Concerned Scientists Cambridge, MA | B | $12,000 | paid | GENERAL | 202313189349105451 |
| 2022 | The Loring Wolcott & Coolidge Charitable Trust-I | Union of Concerned Scientists Cambridge, MA | A | $10,900 | paid | PROGRAM SUPPORT | 202331739349301623 |
| 2022 | S B Foundation C/O Sarah Sisk | Union of Concerned Scientists Cambridge, MA | B | $10,000 | paid | TO SUPPORT ORGANIZATION | 202323189349105727 |
| 2022 | Aspen Community Foundation | Union of Concerned Scientists Cambridge, MA | A | $10,000 | paid | THE PURPOSE OF THIS GRANT IS GENERAL SUPPORT. | 202312699349301741 |
| 2022 | Boger Family Foundation Inc C/O Nutter Mcclennen & Fish Llp | Union of Concerned Scientists Cambridge, MA | B | $10,000 | paid | GENERAL CHARITY | 202310759349100416 |
| 2022 | The Educational Foundation of America C/O Intentional Philanthropy | Union of Concerned Scientists Cambridge, MA | B | $10,000 | paid | SCIENCE FOR A HEALTHY DEMOCRACY | 202323189349100127 |
| 2022 | The Prentice Foundation Inc | Union of Concerned Scientists Inc Cambridge, MA | B | $10,000 | paid | General & Unrestricted | 202323169349100372 |
| 2022 | The Cowles Charitable Trust | Union of Concerned Scientists Cambridge, MA | B | $10,000 | paid | CHARITABLE | 202440169349100769 |
| 2022 | The Sheila Dave & Sherry Gold Foundation Co Jeff Gold | Union of Concerned Scientists Cambridge, MA | B | $10,000 | paid | Support to provide scientific news and information to the public. | 202343189349106559 |
| 2022 | Frankel Family Foundation | Union of Concerned Scientists Inc Cambridge, MA | B | $10,000 | paid | Climate programs | 202312839349100431 |
| 2022 | Arches Foundation | Union of Concerned Scientists Inc Cambridge, MA | C | $10,000 | paid | ORGANIZATION DEDICATED TO PRESERVING NATURAL RESOURCES, PROMOTING ARTS, EDUCATION AND CIVIL RIGHTS. | 202341329349103244 |
| 2022 | Rowland & Sylvia Schaefer Family Foundation Inc | Union of Concerned Scientists Cambridge, MA | B | $10,000 | paid | CHARITABLE | 202310139349100501 |
| 2022 | Ploughshares Fund Inc | Union of Concerned Scientists Cambridge, MA | C | $10,000 | paid | SEE SCH O FOR PURPOSE OF GRANT | 202331219349302313 |
| 2022 | The Merlin Foundation | Union of Concerned Scientists Cambridge, MA | B | $10,000 | paid | GENERAL PURPOSE | 202320969349100707 |
| 2022 | Growing Tree Foundation Inc | Union of Concerned Scientists Cambridge, MA | B | $10,000 | paid | TO FURTHER THE ORGANIZATION'S CHARITABLE GOALS | 202311359349106256 |
| 2022 | The Martha Struthers Farley and Donald C | Union of Concerned Scientists Inc Cambridge, MA | B | $10,000 | paid | GENERAL OPEARTING | 202341309349101964 |
| 2022 | 2005 Tomchin Family Charitable Trust | Union of Concerned Scientists Cambridge, MA | C | $10,000 | paid | ENVIRONMENT - CITIZENS AND SCIENTISTS FOR SOLUTIONS | 202303149349102690 |
| 2022 | Noblelight Foundation | Union of Concerned Scientists Cambridge, MA | B | $10,000 | paid | GENERAL PURPOSE | 202333179349103933 |
| 2022 | The William H Donner Foundation | Union of Concerned Scientists Cambridge, MA | B | $10,000 | paid | General Support | 202342549349100419 |
| 2022 | Barton J Ingraham & Gail G Ingraham Foundation | Union of Concerned Scientists Cambridge, MA | B | $10,000 | paid | ECOLOGICAL EDUCATION | 202311039349100806 |
| 2022 | Bruce Robert Reid Family Foundation | Union of Concerned Scientists Inc Cambridge, MA | B | $9,000 | paid | General & Unrestricted | 202302569349100505 |
| 2022 | Tisbest Philanthropy | Union of Concerned Scientists Cambridge, MA | A | $8,528 | paid | SEE TISBEST MISSION | 202411639349301121 |
| 2022 | Tisbest Philanthropy | Union of Concerned Scientists Cambridge, MA | A | $8,528 | paid | SEE TISBEST MISSION | 202321379349301217 |
| 2022 | The Cloud Family Private Foundation C/O Harrison Llp | Union of Concerned Scientists Cambridge, MA | B | $8,500 | paid | GENERAL PURPOSES | 202311679349100306 |
| 2022 | The Jesse H and Susan R Oppenheimer Foundation | Union of Concerned Scientists Cambridge, MA | B | $8,000 | paid | OPERATING FUND | 202343389349100509 |
| 2022 | Mazar Family Charitable Foundation Trust | Union of Concerned Scientists Cambridge, MA | B | $8,000 | paid | GENERAL | 202303129349101120 |
| 2022 | Danem Foundation C/O Thomas Hahn | Union of Concerned Scientist Cambridge, MA | D | $8,000 | paid | TO END PROVERTY | 202343189349101859 |
| 2022 | Mazar Family Charitable Foundation Trust | Union of Concerned Scientists Cambridge, MA | B | $8,000 | paid | GENERAL | 202443189349101389 |
| 2022 | The Woods and Gil Family Foundation | Union of Concerned Scientists Inc Cambridge, MA | B | $8,000 | paid | GENERAL OPERATING SUPPORT FOR THE ORGANIZATION | 202343199349105604 |
| 2022 | Vivian & Paul Olum Charitable Foundation | Union of Concerned Scientists Cambridge, MA | C | $8,000 | paid | GENERAL | 202321309349101552 |
| 2022 | The Goldman Sachs Charitable Gift Fund | Union of Concerned Scientists Inc Cambridge, MA | A | $7,500 | paid | SUPPORT OF ENVIRONMENTAL PROGRAMS | 202311099349301951 |
| 2022 | The Lawrence Foundation C/O Hertz Herson Cpa Llp | Union of Concerned Scientist Inc Cambridge, MA | C | $7,500 | paid | FOR EDUCATIONAL PURPOSES | 202323109349101222 |
| 2022 | The Donald and Carole Chaiken Foundation | Union of Concerned Scientists Inc Aka Ucs Cambridge, MA | A | $7,500 | paid | GENERAL SUPPORT | 202320959349300102 |
| 2022 | The Independent Charitable Gift Fund | Union of Concerned Scientists Inc Cambridge, MA | A | $7,500 | paid | GENERAL SUPPORT | 202312699349300711 |
| 2022 | The Isidore Stern Foundation | Union for Concerned Scientists Cambridge, MA | C | $7,300 | paid | Union for Concerned Scientists tackles some of the hardest problems facing humanity with the commitment and urgency they require. We work to improve the human condition, help communities build resilience, and support and restore thriving natural ecosystems. We fight back when safeguards are sacrificed for private profit, and we persevere until we achieve our goals. | 202333129349101023 |
| 2022 | Lederer Foundation | Union of Concerned Scientists Cambridge, MA | C | $7,000 | paid | CHARITABLE | 202311289349103376 |
| 2022 | The Plato Malozemoff Foundation | Union of Concerned Scientists Cambridge, MA | B | $7,000 | paid | UNRESTRICTED GIFT | 202313199349100446 |
| 2022 | Pledgeling Foundation | Union of Concerned Scientists Cambridge, MA | A | $6,925 | paid | GENERAL | 202342919349300234 |
| 2022 | Charities Aid Foundation America | Union of Concerned Scientists Inc Cambridge, MA | A | $6,852 | paid | CHARITABLE DONATION | 202320699349300532 |
| 2022 | Princeton Area Community Foundation Inc | Union of Concerned Scientists Cambridge, MA | A | $6,500 | paid | support for nuclear disarmament efforts | 202323199349305167 |
| 2022 | Combined Jewish Philanthropies of Greater Boston Inc | Union of Concerned Scientists Cambridge, MA | A | $5,550 | paid | DAF - Environment | 202321319349304847 |
| 2022 | The Chicago Community Trust | Union of Concerned Scientists Inc Cambridge, MA | A | $5,500 | paid | General operating support | 202432279349301703 |
| 2022 | The Chicago Community Trust | Union of Concerned Scientists Inc Cambridge, MA | A | $5,500 | paid | General operating support | 202312279349301591 |
| 2022 | The Edouard Foundation Inc C/O Tpw | Union of Concerned Scientists Cambridge, MA | B | $5,000 | paid | GENERAL SUPPORT | 202331319349102013 |
| 2022 | The John M and Joan F Thalheimer Family Charitable Foundation | Union of Concerned Scientists Inc Cambridge, MA | C | $5,000 | paid | GENERAL FUND | 202332969349100008 |
| 2022 | Crankstart Foundation | Union of Concerned Scientists Cambridge, MA | B | $5,000 | paid | GENERAL SUPPORT | 202333189349101528 |
| 2022 | The William J J Gordon Family Foundation | Union of Concerned Scientists Inc Cambridge, MA | B | $5,000 | paid | General & Unrestricted | 202323189349106007 |
| 2022 | The Suwinski Family Foundation Inc | Union of Concerned Scientists Cambridge, MA | B | $5,000 | paid | UNRESTRICTED GRANTS | 202321299349104712 |
| 2022 | Ecotrust | Union of Concerned Scientists Woburn, MA | C | $5,000 | paid | Unrestricted general operating support | 202341209349100304 |
| 2022 | Lee Family Foundation | Union of Concerned Scientists Cambridge, MA | B | $5,000 | paid | UNRESTRICTED | 202311289349100411 |
| 2022 | Telemachus Foundation to Empower the Poor and End War | Union of Concerned Scientists Cambridge, MA | B | $5,000 | paid | GENERAL SUPPORT | 202323199349104357 |
| 2022 | The Austin Foundation Inc | Union of Concerned Scientists Inc Cambridge, MA | B | $5,000 | paid | General & Unrestricted | 202321019349102227 |
| 2022 | Ploughshares Foundation | Union of Concerned Scientists Cambridge, MA | B | $5,000 | paid | GENERAL | 202341309349101479 |
| 2022 | Prospect Hill Foundation Inc | Union of Concerned Scientists Cambridge, MA | C | $5,000 | paid | NAVAJO URANIUM MINERS | 202340599349100004 |
| 2022 | Bushong Family Foundation | Union of Concerned Scientists Inc Cambridge, MA | B | $5,000 | paid | General & Unrestricted | 202301319349102235 |
| 2022 | Philip W Riskin Charitable Foundation Inc | Union of Concerned Scientists Cambridge, MA | C | $5,000 | paid | CHARITY | 202343189349105449 |
| 2022 | Lester Poretsky Family Foundation Inc C/O Robert and Debra Ekman | Union of Concerned Scientists Cambridge, MA | B | $5,000 | paid | SUPPORT OF SEC. 501(C)(3) ORGANIZATION | 202321309349103307 |
| 2022 | The Renaissance Foundation | Union of Concerned Scientists Cambridge, MA | B | $5,000 | paid | GENERAL OPERATING PURPOSES | 202333139349101833 |
| 2022 | The Oelman Foundation | Union of Concerned Scientists Cambridge, MA | B | $5,000 | paid | UNRESTRICTED | 202341359349101649 |
| 2022 | Boveri-Trackman Family Foundation Inc | Union of Concerned Scientists Cambridge, MA | C | $5,000 | paid | Educational | 202311309349104236 |
| 2022 | The Pfizer Foundation Inc | Union of Concerned Scientists Inc Cambridge, MA | B | $4,961 | paid | MATCHING GIFTS | 202313079349100411 |
| 2022 | The Hanson Family Foundation Inc | Union of Concerned Scientists Cambridge, MA | B | $4,500 | paid | GENERAL | 202331309349103353 |
| 2022 | The Scudder Family Foundation Inc | Union of Concerned Scientists Woburn, MA | C | $4,000 | paid | TO ADVOCATE AGAINST GLOBAL WARMING AND OTHER ISSUES | 202322839349101002 |
| 2022 | The Fanwood Foundation C/O Bessemer Trust | Union of Concerned Scientists Cambridge, MA | B | $4,000 | paid | GENERAL PURPOSE | 202313059349100331 |
| 2022 | Stronge Family Foundation | Union of Concerned Scientists Cambridge, MA | B | $4,000 | paid | Social Services | 202301539349100305 |
| 2022 | Lawrence & Alice Valenstein Family Fund Inc | Union of Concerned Scientists Cambridge, MA | C | $4,000 | paid | GENERAL SUPPORT | 202331289349102778 |
| 2022 | Robert and Virginia Shiller Foundation | Union of Concerned Scientists Cambridge, MA | B | $4,000 | paid | TO ASSIST THE RECIPIENT IN CARRYING OUT ITS CHARITABLE PURPOSE. | 202301329349100225 |
| 2022 | The Rockefeller Foundation | Union of Concerned Scientists Inc Cambridge, MA | B | $3,750 | paid | MATCHING GIFT PROGRAM - FOR GENERAL SUPPORT OF ITS MISSION | 202313189349101641 |
| 2022 | Csp Charitable Foundation | Union of Concerned Scientists Cambridge, MA | B | $3,000 | paid | CHARITABLE | 202310439349100501 |
| 2022 | The Kalan Foundation | Union of Concerned Scientists Cambridge, MA | C | $3,000 | paid | CHARITABLE | 202341509349100619 |
| 2022 | Benjamin J Rosenthal Foundation | Union of the Concerned Scientists Cambridge, MA | D | $3,000 | paid | GENERAL SUPPORT | 202331329349104168 |
| 2022 | Martin F Hatch Fund for Religious & Charitable Uses | Union of Concerned Scientists Cambridge, MA | C | $3,000 | paid | GENERAL CHARITABLE PURPOSES | 202302159349100015 |
| 2022 | The Cream Hill Foundation C/O Rider Kenley LLC | Union of Concerned Scientists Cambridge, MA | B | $3,000 | paid | CHARITABLE | 202321289349101742 |
| 2022 | Meyer and Esther Mazor Foundation Inc | Union of Concerned Scientists Cambridge, MA | B | $3,000 | paid | GENERAL FUND CONTRIBUTION | 202320629349100417 |
| 2022 | Jewell Foundation Limited | Union of Concerned Scientists Cambridge, MA | B | $3,000 | paid | CHARITABLE | 202302619349100900 |
| 2022 | S & C Harvest Foundation Inc | Union of Concerned Scientist Cambridge, MA | D | $3,000 | paid | OPERATIONS | 202341329349103559 |
| 2022 | O'callaghan Family Foundation | Union of Concerned Scientists Cambridge, MA | B | $2,927 | paid | GENERAL SUPPORT | 202341289349102829 |
| 2022 | Abrahamson Family Foundation | Union of Concerned Scientists Cambridge, MA | B | $2,500 | paid | GENERAL FUND | 202313189349102771 |
| 2022 | The Menaged Foundation | Union of Concerned Scientists Cambridge, MA | B | $2,500 | paid | CHARITABLE DONATION | 202301679349100110 |
| 2022 | Nathalie and James Andrews Foundation | Union of Concerned Scientists Cambridge, MA | B | $2,500 | paid | OPERATING EXPENSES | 202310619349100721 |
| 2022 | David F & Sara K Weston Fund | Union of Concerned Scientists Cambridge, MA | B | $2,500 | paid | GENERAL PURPOSES | 202323119349102287 |
| 2022 | Francis and Christine Martin Family Foundation | Union of Concerned Scientists Inc Cambridge, MA | B | $2,500 | paid | General & Unrestricted | 202311159349101066 |
| 2022 | Malcolm Gibbs Foundation Inc | Union of Concerned Scientists Cambridge, MA | B | $2,500 | paid | GENERAL | 202221529349101002 |
| 2022 | The Clarence Wallace & Dolores Lynch Wallace Family Foundation | Union of Concerned Schientists Cambridge, MA | C | $2,500 | paid | GENERAL SUPPORT | 202302689349100315 |
| 2022 | Seattle Foundation | Union of Concerned Scientists Cambridge, MA | A | $2,500 | paid | TO SUPPORT RURAL, ENVIRONMENTAL AND FOOD JUSTICE WORK | 202323149349304782 |
| 2022 | Fleischmann Foundation | Union of Concerned Scientists Cambridge, MA | B | $2,500 | paid | GENERAL CHARITABLE PURPOSES | 202312989349100911 |
| 2022 | The Jerry & Marilyn Handler Foundation C/O Dawn Handler Harbart | Union of Concerned Scientists Cambridge, MA | B | $2,500 | paid | TO PROVIDE FUNDS FOR CHARITABLE & EDUCATIONAL PURPOSES. | 202301239349101865 |
| 2022 | Rubens Family Foundation | Union of Concerned Scientists Cambridge, MA | B | $2,500 | paid | GENERAL | 202321259349100702 |
| 2022 | Goff Family Foundation | Union for Concerned Scientists Cambridge, MA | C | $2,400 | paid | PROGRAM SUPPORT | 202341219349102899 |
| 2022 | Ruth Brown Foundation | Union of Concerned Scientists Cambridge, MA | B | $2,000 | paid | ENVIRONMENTAL | 202321299349103987 |
| 2022 | Aaron and Patricia Blumberg Foundation | Union of Concerned Scientists Inc Cambridge, MA | B | $2,000 | paid | General & Unrestricted | 202341229349100734 |
| 2022 | Alexander Host Foundation | Union of Concerned Scientists Cambridge, MA | C | $2,000 | paid | FURTHER ENVIRONMENT | 202341319349103734 |
| 2022 | Stanley Shalom Zielony Foundation | Union of Concerned Scientists Cambridge, MA | B | $2,000 | paid | general support grant | 202340529349100214 |
| 2022 | Stephen and Rosamund Forrest Family Foundation | Union of Concerned Scientists Inc Cambridge, MA | B | $2,000 | paid | General & Unrestricted | 202313049349100641 |
| 2022 | Rubblestone Foundation | Union of Concerned Scientists Cambridge, MA | B | $2,000 | paid | CHARITABLE | 202310269349100101 |
| 2022 | The Branscomb Family Foundation | Union of Concerned Scientist Cambridge, MA | D | $2,000 | paid | CHARITABLE | 202311399349100216 |
| 2022 | Kane Family Foundation | Union of Concerned Scientists Cambridge, MA | C | $2,000 | paid | GENERAL SUPPORT | 202321319349102447 |
| 2022 | Wk Kellogg Foundation | Union of Concerned Scientists Cambridge, MA | B | $2,000 | paid | matching grant | 202321719349100307 |
| 2022 | The Osherenko-Young Foundation | Union of Concerned Scientists Cambridge, MA | B | $2,000 | paid | GENERAL | 202341229349102554 |
| 2022 | S S Family Foundation Inc | Union of Concerned Scientists Cambridge, MA | B | $2,000 | paid | FUND INNOVATIVE SOLUTIONS FOR A HEALTHY, SAFE, AND SUSTAINABLE FUTURE | 202343179349100524 |
| 2022 | The Simsmaes Foundation Inc | Union of Concerned Scientists Cambridge, MA | B | $2,000 | paid | GENERAL PURPOSES | 202320799349100012 |
| 2022 | Seattle Foundation | Union of Concerned Scientists Cambridge, MA | A | $2,000 | paid | TO SUPPORT CENTER FOR SCIENCE AND DEMOCRACY | 202323149349304782 |
| 2022 | The William & Flora Hewlett Foundation | Union of Concerned Scientists Inc Cambridge, MA | B | $2,000 | paid | MATCHING GIFT OF STAFF AND BOARD MEMBERS | 202343179349104459 |
| 2022 | May Foundation Trust | Union of Concerned Scientists Cambridge, MA | B | $1,522 | paid | SUPPORTS THE FIGHT FOR A SAFER AND HEALTHIER WORLD THROUGH SCIENTIFIC RESEARCH | 202321219349101547 |
| 2022 | Living Springs Foundation | Union of Concerned Scientists Inc Cambridge, MA | B | $1,500 | paid | GENERAL SUPPORT | 202301329349102055 |
| 2022 | Pine River Foundation C/O We Trust Company | Union of Concerned Scientists Cambridge, MA | B | $1,500 | paid | TO PROVIDE SUPPORT TO EXEMPT ORG | 202342409349100224 |
| 2022 | The Thelma S Rodbell Charitable Foundati C/O Paster & Harpootian Ltd | Union of Concerned Scientists Cambridge, MA | B | $1,500 | paid | GENERAL OPERATING BUDGET | 202312419349100116 |
| 2022 | Frank Pace Jr Foundation Inc | The Union of Concerned Scientists Cambridge, MA | B | $1,500 | paid | ENVIROMENTAL SERVICES | 202302059349100110 |
| 2022 | Conrad N Hilton Foundation | Union of Concerned Scientists Inc Cambridge, MA | B | $1,500 | paid | FOR GENERAL OPERATING SUPPORT | 202343199349103139 |
| 2022 | Melvin and Sylvia Kafka Foundation Co Sara Suchman | Union of Concerned Scientists Cambridge, MA | B | $1,500 | paid | FinancialSupport | 202331309349102718 |
| 2022 | The Dickey Fund | Union of Concerned Scientists Cambridge, MA | B | $1,500 | paid | EDUCATION | 202302789349100325 |
| 2022 | Cleveland H Dodge Foundation Inc | Union of Concerned Scientists Inc Cambridge, MA | B | $1,500 | paid | GENERAL SUPPORT | 202303179349101710 |
| 2022 | Jane M Gitschier Foundation | Union of Concerned Scientists Woburn, MA | C | $1,400 | paid | GENERAL FUND | 202311329349103446 |
| 2022 | Schumann Robert F Fdn-Main | Union of Concerned Scientists Inc Cambridge, MA | B | $1,200 | paid | GENERAL OPERATING | 202343129349102049 |
| 2022 | Beightler Squires Charitable Trust | Union of Concerned Scientists Cambridge, MA | B | $1,100 | paid | SCIENTIFIC EDICATIONAL | 202341339349100854 |
| 2022 | The Turpin Family Foundation | Union of Concerned Scientists Cambridge, MA | B | $1,000 | paid | TO WORK TO SOLVE OUR PLANET'S MOST PRESSING PROBLEMS | 202341359349103559 |
| 2022 | Gorlitz Foundation Ltd | Union of Concerned Scientists Cambridge, MA | B | $1,000 | paid | TO USE RIGOROUS, INDEPENDENT SCIENCE TO SOLVE OUR PLANET'S MOST PRESSING PROBLEMS. | 202333179349104033 |
| 2022 | Elno Family Foundation Inc | Union of Concerned Scientists Cambridge, MA | B | $1,000 | paid | ADVOCACY | 202331299349103118 |
| 2022 | The Hodder Family Foundation C/O Abbot Downing Mac N9305-530 | Union of Concerned Scientists Cambridge, MA | B | $1,000 | paid | GENERAL SUPPORT | 202301219349101015 |
| 2022 | The Irving and Geraldine Schaffer Foundation Inc | Union of Concerned Scientists Cambridge, MA | B | $1,000 | paid | GENERAL USE | 202300829349101155 |
| 2022 | The John a Rodger Jr Foundation Inc | Union of Concerned Scientists Cambridge, MA | B | $1,000 | paid | AID DONEE ORGANIZATION TO CARRY OUT FUNCTIONS | 202301319349102660 |
| 2022 | Crowell Family Foundation 7522-Xxxxxx00058 | Union of Concerned Scientists Cambridge, MA | C | $1,000 | paid | GENERAL FUND | 202301319349101835 |
| 2022 | A William & Eileen Pratt Foundation | Union of Concerned Scientists Cambridge, MA | B | $1,000 | paid | Charitable | 202321269349101112 |
| 2022 | The Anne & Gerald Freedman Charitable Foundation Inc | Union of Concerned Scientists Cambridge, MA | B | $1,000 | paid | GENERAL DONATION TO SUPPORT ORGANIZATION'S ACTIVITIES. | 202232159349100718 |
| 2022 | The Double E-Foundation C/O Lynda Palevsky | Union of Concerned Scientists Cambridge, MA | B | $1,000 | paid | GENERAL OPERATING BUDGET | 202342689349100134 |
| 2022 | Middlecott Foundation | Union of Concerned Scientists Cambridge, MA | B | $1,000 | paid | GENERAL SUPPORT | 202323189349105442 |
| 2022 | Modestus Bauer Foundation | Union of Concerned Scientists Inc Cambridge, MA | B | $1,000 | paid | GENERAL CHARITABLE USE | 202341359349100519 |
| 2022 | Ullman Family Charitable Foundation | Union of Concerned Scientis Cambridge, MA | C | $1,000 | paid | GENERAL OPERATING FUNDS | 202300209349100600 |
| 2022 | Harken Foundation | Union of Concerned Scientists Cambridge, MA | B | $1,000 | paid | GENERAL | 202340239349100509 |
| 2022 | Stifler Family Foundation | Union of Concerned Scientists Cambridge, MA | B | $1,000 | paid | EDUCATIONAL | 202430469349101038 |
| 2022 | Marcia & Philip Rothblum Foundation | Union of Concerned Scientists Cambridge, MA | B | $1,000 | paid | GENERAL SUPPORT | 202312199349100401 |
| 2022 | The Martin Family Charitable Foundation Inc | Union of Concerned Scientists Inc Cambridge, MA | B | $1,000 | paid | General & Unrestricted | 202311999349100511 |
| 2022 | Silver Mountain Foundation for the Arts | Union of Concerned Scientists Cambridge, MA | C | $1,000 | paid | GENERAL PURPOSES - Environmental | 202313189349104416 |
| 2022 | The Salon Family Foundation Inc | Union of Concerned Scientists Woburn, MA | C | $1,000 | paid | CHARITABLE | 202301109349100315 |
| 2022 | The Susan and Ford Schumann Foundation C/O Baker Tilly US Llp | Union of Concerned Scientists Cambridge, MA | B | $1,000 | paid | GENERAL FUNDS | 202301299349104445 |
| 2022 | The Goodwin Foundation | Union of Concerned Scientists Woburn, MA | C | $1,000 | paid | ENTITY SUPPORT | 202333139349101213 |
| 2022 | Powers-Wolfe Charitable Trust | Union of Concerned Scientists Cambridge, MA | B | $1,000 | paid | GENERAL PURPOSE | 202343189349100844 |
| 2022 | Stiefel Freethought Foundation | Union of Concerned Scientists Inc Cambridge, MA | B | $1,000 | paid | General & Unrestricted | 202312839349100636 |
| 2022 | Oedel Foundation | Union of Concerned Scientists Cambridge, MA | B | $1,000 | paid | COMMUNITY & CHARITABLE | 202331799349100308 |
| 2022 | Berlin Family Fund C/O Arnold M Berlin | Union of Concerned Scientists Cambridge, MA | B | $1,000 | paid | UNRESTRICTED | 202301609349100300 |
| 2022 | Kramer Foundation | Union of Concerned Scientists Cambridge, MA | B | $1,000 | paid | Unrestricted Contribution | 202311789349100511 |
| 2022 | Bdh Foundation | Union of Concerned Scientists Cambridge, MA | B | $1,000 | paid | OPERATIONS | 202311299349104506 |
| 2022 | Seymour and Sylvia Rothchild Family 2004 Charitable Foundation | Union of Concerned Scientists Inc Cambridge, MA | B | $1,000 | paid | climate change program | 202341959349100604 |
| 2022 | Seattle Foundation | Union of Concerned Scientists Cambridge, MA | A | $1,000 | paid | TO PROVIDE GENERAL SUPPORT | 202323149349304782 |
| 2022 | The Neubauer Family Foundation | Union of Concerned Scientists Cambridge, MA | B | $1,000 | paid | PROGRAM SUPPORT | 202312879349100416 |
| 2022 | Gordon E and Betty I Moore Foundation | Union of Concerned Scientists Inc Cambridge, MA | B | $1,000 | paid | IN SUPPORT OF GENERAL OPERATIONS. | 202323189349106572 |
| 2022 | Harken Foundation | Union of Concerned Scientists Cambridge, MA | B | $1,000 | paid | GENERAL | 202411419349100131 |
| 2022 | Henry J Fox Fund C/O Rubino & Company | Union of Concerned Scient Cambridge, MA | D | $1,000 | paid | CHARITY | 202300619349100905 |
| 2022 | Strausman Family Fund Inc | Union of Concerned Scientists Cambridge, MA | B | $1,000 | paid | TO FURTHER DONEE'S EXEMPT PURPOSE | 202330689349100408 |
| 2022 | The Bank of America Charitable Foundation Inc | Union of Concerned Scientists Inc Cambridge, MA | B | $750 | paid | PROGRAM/OPERATING SUPPORT | 202301309349101020 |
| 2022 | Sad Foundation Inc | Union of Concerned Scientists Cambridge, MA | B | $750 | paid | UNRESTRICTED | 202320769349100512 |
| 2022 | Texas Instruments Foundation | Union of Concerned Scientists Inc Cambridge, MA | B | $750 | paid | DONATIONS TO COLLEGES, UNIVERSITIES AND OTHER ORGANIZATIONS UNDER "MATCHING GIFTS PROGRAM." | 202322579349100702 |
| 2022 | The Baltimore Family Fund | Union of Concerned Scientists Inc Cambridge, MA | B | $750 | paid | General & Unrestricted | 202322699349100702 |
| 2022 | Charles V W Brooks Charitable Trust | Union of Concerned Scientists Cambridge, MA | C | $718 | paid | FURTHER CHARITABLEPURPOSE OFEXEMPT ORG. | 202333079349101533 |
| 2022 | Shell USA Company Foundation (fka Shell Oil Company Foundation) | Union of Concerned Scientists Inc Cambridge, MA | B | $650 | paid | MEF | 202443199349102539 |
| 2022 | Shell USA Company Foundation | Union of Concerned Scientists Inc Cambridge, MA | B | $650 | paid | MEF | 202323139349100302 |
| 2022 | Dor Family Foundation | The Union of Concerned Scientists Inc Cambridge, MA | C | $600 | paid | GENERAL OPERATIONS | 202303189349100525 |
| 2022 | Nihla & Bob Lapidus Foundation Inc | Union of Concerned Scientists Cambridge, MA | B | $529 | paid | GENERAL FUNDGENERAL FUND | 202341329349102184 |
| 2022 | Seattle Foundation | Union of Concerned Scientists Cambridge, MA | A | $500 | paid | TO PROVIDE GENERAL SUPPORT | 202323149349304782 |
| 2022 | American Tower Charitable Foundation Inc | Union of Concerned Scientists Inc Cambridge, MA | B | $500 | approved, future | GENERAL PURPOSE | 202302829349100910 |
| 2022 | Marianne and George Markham Foundation | Union of Concerned Scientists Cambridge, MA | B | $500 | paid | GENERAL | 202331329349102483 |
| 2022 | Hixon Family Foundation | Union of Concerned Scientists Cambridge, MA | B | $500 | paid | CHARITY | 202301239349100610 |
| 2022 | Seattle Foundation | Union of Concerned Scientists Cambridge, MA | A | $500 | paid | TO PROVIDE GENERAL SUPPORT | 202323149349304782 |
| 2022 | The Joseph and Anna Gartner Foundation | Union of Concerned Scientists Woburn, MA | C | $500 | paid | OPERATION/SPEC. PROJ/ENDOWMENTS | 202231369349100118 |
| 2022 | The Double-R Foundation | Union of Concerned Scientists Cambridge, MA | B | $500 | paid | COMMUNITY SUPPORT | 202310139349100811 |
| 2022 | Seattle Foundation | Union of Concerned Scientists Cambridge, MA | A | $500 | paid | TO PROVIDE GENERAL SUPPORT | 202323149349304782 |
| 2022 | The Draper Foundation | Union of Concerned Scientists Cambridge, MA | B | $500 | paid | ENVIRONMENTAL REFORM | 202333199349103583 |
| 2022 | The Steelberg Family Foundation | Union of Concerned Scientists Inc Cambridge, MA | B | $500 | paid | General & Unrestricted | 202321159349100337 |
| 2022 | James G Hart Foundation | Union of Concerned Scientists Cambridge, MA | B | $500 | paid | GENERAL FUND | 202311219349103136 |
| 2022 | The Clements Family Charitable Trust C/O Thomas Clements III | Union of Concerned Scientists Cambridge, MA | C | $500 | paid | GENERAL FUNDING | 202333139349101503 |
| 2022 | The Jeanne Myerson and John Cate Family | Union of Concerned Scientists Cambridge, MA | B | $500 | paid | UNRESTRICTED GIFT | 202301319349100400 |
| 2022 | Seattle Foundation | Union of Concerned Scientists Cambridge, MA | A | $500 | paid | TO PROVIDE GENERAL SUPPORT | 202323149349304782 |
| 2022 | Yang Foundation | Union of Concerned Scientists Cambridge, MA | B | $500 | paid | DIRECT AID TO NEEDY | 202301319349100715 |
| 2022 | David and Lucille Gildin Family Foundation Inc | Union of Concerned Scientists Cambridge, MA | B | $500 | paid | GENL CHARITABLE PURPOSES | 202333179349103393 |
| 2022 | Maple Grove Foundation | Union of Concerned Scientists Cambridge, MA | B | $500 | paid | PROGRAM SERVICES | 202321309349100647 |
| 2022 | Franklin Cole Foundation | Union of Concerned Scientists Cambridge, MA | B | $500 | paid | SUPPORT ENVIRONMENTAL ADVOCACY | 202341599349100514 |
| 2022 | The Bank of America Charitable Foundation Inc | Union of Concerned Scientists Inc Cambridge, MA | B | $500 | paid | PROGRAM/OPERATING SUPPORT | 202301309349101020 |
| 2022 | Caplin Foundation | Union of Concerned Scientists Inc Cambridge, MA | B | $500 | paid | General & Unrestricted | 202311319349102461 |
| 2022 | Ge Foundation | Union of Concerned Scientists Inc Cambridge, MA | C | $475 | paid | MATCHING GIFTS | 202333189349102018 |
| 2022 | Amica Companies Foundation | Union of Concerned Scientists Inc Cambridge, MA | B | $438 | paid | GENERAL PURPOSE | 202343199349108344 |
| 2022 | Douglas and Maria Bayer Foundation | Union of Concerned Scientists Cambridge, MA | B | $400 | paid | GENERAL OPERATING FUNDS | 202341949349100804 |
| 2022 | Verizon Foundation | Union of Concerned Scientists Inc Cambridge, MA | B | $350 | paid | MIP PAYOUT FOR 01/27/2022 | 202303189349106350 |
| 2022 | Arthur J Gallagher Foundation | Union of Concerned Scientists Inc Cambridge, MA | B | $300 | paid | GENERAL EXEMPT PURPOSE | 202303129349101715 |
| 2022 | The Ford Foundation | Union of Concerned Scientists Inc Cambridge, MA | B | $300 | paid | MATCHING GIFT | 202343199349104934 |
| 2022 | Leichtag Foundation | Union of Concerned Scientists Cambridge, MA | B | $250 | paid | PROJECT WARMTH PROGRAM | 202312239349101106 |
| 2022 | The Stewart & Constance Greenfield Foundation | Union of Concerned Scientists Cambridge, MA | B | $250 | paid | SUPPORT | 202343189349101439 |
| 2022 | Alchemy Foundation | Union of Concerned Scientists (ucs) Cambridge, MA | C | $250 | paid | General Support | 202340869349100179 |
| 2022 | Rudolph Joseph Foundation | Union of Concerned Scientists Cambridge, MA | B | $250 | paid | Charitable | 202331889349100108 |
| 2022 | Jpmorgan Chase Foundation | Union of Concerned Scientists Cambridge, MA | B | $225 | paid | GENERAL OPERATING SUPPORT | 202322839349100212 |
| 2022 | Maturi Rammohan Foundation Inc | Union of Concerned Scientists Cambridge, MA | B | $200 | paid | ENVIRONMENTAL RESEARCH | 202313169349100606 |
| 2022 | Jane R Newman Charitable Trust | Union of Concerned Scientists Cambridge, MA | B | $200 | paid | SOCIAL SERVICES, HUMAN RIGHTS & HEALTH | 202313009349100701 |
| 2022 | The Manchester Family Pfdn | Union of Concerned Scientists Inc Cambridge, MA | B | $200 | paid | GENERAL OPERATING | 202311289349102116 |
| 2022 | Arkes Family Foundation | Union of Concerned Scientists Inc Cambridge, MA | B | $200 | paid | EXEMPT PURPOSE OF ORGANIZATION | 202333199349100043 |
| 2022 | The Pfizer Foundation Inc | Union of Concerned Scientists Inc Cambridge, MA | B | $174 | paid | VOLUNTEER PROGRAM | 202313079349100411 |
| 2022 | Lamb Weston Charitable Foundation | Union of Concerned Scientists Inc Cambridge, MA | B | $165 | paid | COMMUNITY SUPPORT | 202303179349101550 |
| 2022 | The Bank of America Charitable Foundation Inc | Union of Concerned Scientists Inc Cambridge, MA | B | $150 | paid | PROGRAM/OPERATING SUPPORT | 202301309349101020 |
| 2022 | The Morris & Sylvia Trachten Family Foundation | Union of Concerned Scientists Inc Cambridge, MA | B | $150 | paid | General & Unrestricted | 202333149349102253 |
| 2022 | Partan Foundation C/O Andrew Stewart Partan Trustee | Union Concerned Scientists Cambridge, MA | C | $150 | paid | General Support | 202343139349101574 |
| 2022 | Ge Foundation | Union of Concerned Scientists Inc Cambridge, MA | C | $150 | paid | MATCHING GIFTS | 202333189349102018 |
| 2022 | Ge Foundation | Union of Concerned Scientists Inc Cambridge, MA | C | $150 | paid | MATCHING GIFTS | 202333189349102018 |
| 2022 | Gary and Evelyn Trachten Family Foundation Inc | The Union of Concerned Scientists Inc Cambridge, MA | B | $150 | paid | SUPPORTS INDEPENDENT SCIENCE TO WORK TO SOLVE OUR PLANET'S MOST PRESSING PROBLEMS | 202333199349104153 |
| 2022 | The Richard R Howe Foundation | Union of Concerned Scientists Cambridge, MA | B | $150 | paid | UNRESTRICTED USE IN CHARITABLE ENDEAVOR | 202301359349101290 |
| 2022 | The Danica Foundation | Union of Concerned Scientists Cambridge, MA | B | $111 | paid | ECONOMIC POLICY | 202303189349102060 |
| 2022 | Baker Hughes Foundation | Union of Concerned Scientists Inc Cambridge, MA | B | $100 | paid | GENERAL SUPPORT | 202321309349103947 |
| 2022 | The Shatz Family Foundation Inc | Union Cncrnd Scientists Cambridge, MA | D | $100 | paid | EXEMPT PURPOSE | 202341359349102779 |
| 2022 | Donald W Collier Charitable Trust II | Union of Concerned Scientists Cambridge, MA | B | $100 | paid | Unrestricted | 202321239349101737 |
| 2022 | Wynn and Ginnette Kearney Foundation | Union of Concerned Scienctists Cambridge, MA | D | $100 | paid | RESEARCH / GENERAL OPERATIONS | 202310689349100121 |
| 2022 | Freeman-Woollam Foundation | Union of Concerned Scientists Cambridge, MA | B | $100 | paid | SUPPORT EDUCATIONAL PROGRAMS | 202311749349100816 |
| 2022 | Corduroy Charitable Trust | Union of Concerned Scientists Cambridge, MA | B | $100 | paid | GENERAL OPERATIONS | 202301229349100040 |
| 2022 | Wayne Goldstein Memorial Foundation | Union of Concerned Scientists Cambridge, MA | B | $100 | paid | GENERAL FUNDING | 202333199349105473 |
| 2022 | Stanley F Goldfein Foundation Inc | Union of Concerned Scientists Cambridge, MA | B | $100 | paid | CHARITABLE | 202401219349101575 |
| 2022 | Contempo Communications for the Arts Inc | Union of Concerned Scientiists Cambridge, MA | C | $100 | paid | Charitable | 202300249349100710 |
| 2022 | Davidson Foundation for Music Dance and Dramatic Arts | Union of Concerned Scientists (ucs) Cambridge, MA | C | $100 | paid | ASSISTANCE WITH 501(C)(3) PURPOSE | 202323209349101717 |
| 2022 | Tabachnick Family Foundation | Union of Concerned Scientists Cambridge, MA | B | $100 | paid | SOVLE OUR PLANET'S PRESSING PROBLEMS | 202301569349101105 |
| 2022 | Jean and Albert Nerken Foundation | Union of Concerned Scientist Cambridger, MA | C | $100 | paid | CHARITABLE | 202341299349104149 |
| 2022 | Mutual of America Foundation | Union of Concerned Scientists Inc Cambridge, MA | B | $100 | paid | GENERAL OPERATING PURPOSE | 202323189349103302 |
| 2022 | Lamb Weston Charitable Foundation | Union of Concerned Scientists Inc Cambridge, MA | B | $80 | approved, future | COMMUNITY SUPPORT | 202303179349101550 |
| 2022 | Verizon Foundation | Union of Concerned Scientists Inc Cambridge, MA | B | $76 | paid | MIP PAYOUT FOR 02/07/2022 | 202303189349106350 |
| 2022 | Ge Foundation | Union of Concerned Scientists Inc Cambridge, MA | C | $75 | paid | MATCHING GIFTS | 202333189349102018 |
| 2022 | The William Penn Foundation | Union of Concerned Scientists Inc Cambridge, MA | B | $70 | paid | GENERAL SUPPORT | 202323199349105797 |
| 2022 | The William Penn Foundation | Union of Concerned Scientists Inc Cambridge, MA | B | $70 | paid | GENERAL SUPPORT | 202523459349100402 |
| 2022 | Arison Family Foundation | Union of Concerned Scientist Combridge, MA | C | $55 | paid | GENERAL CONTRIBUTION | 202320939349100112 |
| 2022 | Beard Family Charitable Trust John E Beard Trustee | Union of Concerned Scientists Cambridge, MA | B | $50 | paid | GENERAL PURPOSE | 202343179349102654 |
| 2022 | Noonmark Foundation | Union of Concerned Scientists Cambridge, MA | B | $50 | paid | ENVIRONMENT | 202343199349108079 |
| 2022 | The Zeelander Foundation | Union of Concerned Scientists Cambridge, MA | B | $50 | paid | ORGANIZATIONSCHARITABLE PURPOSE | 202333189349104158 |
| 2022 | Carverdelaney Families Foundation Inc | Union of Concerned Scientists Inc Cambridge, MA | B | $50 | paid | UNRESTRICTED | 202311329349100221 |
| 2022 | Barsky Family Foundation | Union of Concerned Scientists Cambridge, MA | B | $40 | paid | CHARITABLE | 202341229349100429 |
| 2022 | Ada Brandon Charitable Foundation Inc | Union of Concerned Scientists Cambridge, MA | B | $25 | paid | General Donation | 202343149349101214 |
| 2022 | Ge Foundation | Union of Concerned Scientists Inc Cambridge, MA | C | $25 | paid | MATCHING GIFTS | 202333189349102018 |
| 2022 | The Yelp Foundation | Union of Concerned Scientists Inc Cambridge, MA | B | $20 | paid | MATCHING CONTRIBUTION MADE BY EMPLOYEE OF YELP, INC. | 202441289349103684 |
| 2022 | The Graco Foundation | Union of Concerned Scientists Inc Cambridge, MA | B | $20 | paid | GIFT MATCHING | 202341359349101884 |
| 2021 | Fidelity Investments Charitable Gift Fund | Union of Concerned Scientists Inc Cambridge, MA | A | $1,454,043 | paid | For grant recipient's exempt purposes | 202221339349302787 |
| 2021 | Vanguard Charitable Endowment Program | Union of Concerned Scientists Inc Cambridge, MA | A | $1,013,683 | paid | FOR RECIPIENT'S EXEMPT PURPOSE | 202211339349310116 |
| 2021 | Schwab Charitable Fund | Union of Concerned Scientists Inc Cambridge, MA | A | $607,205 | paid | INTERNATIONAL, FOREIGN AFFAIRS | 202230499349301028 |
| 2021 | John D and Catherine T Macarthur Foundation (consolidated) | Union of Concerned Scientists Inc Cambridge, MA | C | $500,000 | paid | in support of its work to ensure that the United States remains on track to decarbonize its economy | 202340929349100004 |
| 2021 | John D and Catherine T Macarthur Foundation (consolidated) | Union of Concerned Scientists Inc Cambridge, MA | C | $500,000 | approved, future | in support of its work to ensure that the United States remains on track to decarbonize its economy. | 202340929349100004 |
| 2021 | American Online Giving Foundation Inc | Union of Concerned Scientists Inc Cambridge, MA | A | $471,692 | paid | GENERAL SUPPORT | 202240469349301419 |
| 2021 | Wk Kellogg Foundation | Union of Concerned Scientists Cambridge, MA | B | $450,000 | approved, future | advance policies that enable and incentivize local and regional food systems that provide good food for all by strengthening capacity of local groups to advocate for their communities, provide analysis of both key issues and proposed solutions as well as inform key policymakers | 202241679349100104 |
| 2021 | Wk Kellogg Foundation | Union of Concerned Scientists Cambridge, MA | B | $225,000 | paid | advance policies that enable and incentivize local and regional food systems that provide good food for all by strengthening capacity of local groups to advocate for their communities, provide analysis of both key issues and proposed solutions as well as inform key policymakers | 202241679349100104 |
| 2021 | John D and Catherine T Macarthur Foundation (consolidated) | Union of Concerned Scientists Inc Cambridge, MA | C | $200,000 | paid | for flexible support of the Nuclear Power Safety program | 202340929349100004 |
| 2021 | Jewish Communal Fund | Union of Concerned Scientists Inc Cambridge, MA | A | $162,677 | paid | General support | 202240409349300049 |
| 2021 | The Martin Foundation Inc | Union of Concerned Scientists Cambridge, MA | B | $150,000 | paid | UNION OF CONCERNED SCIENTISTS - CLIMATE IMPACT (2 OF 3) | 202133229349101003 |
| 2021 | The Ginkgo Fund | Union of Concerned Scientists Cambridge, MA | B | $150,000 | paid | TO BE USED WITHIN EXEMPT FUNCTION | 202143139349101764 |
| 2021 | National Philanthropic Trust | Union of Concerned Scientists Inc Cambridge, MA | A | $114,050 | paid | PUBLIC, SOCIETAL BENEFIT | 202231339349309863 |
| 2021 | Give Lively Foundation Inc | Union of Concerned Scientists Inc Cambridge, MA | A | $113,845 | paid | GENERAL SUPPORT | 202231339349303238 |
| 2021 | Ploughshares Fund Inc | Union of Concerned Scientists Cambridge, MA | C | $100,000 | paid | SEE SCH O FOR PURPOSE OF GRANT | 202241239349301024 |
| 2021 | Network for Good | Union of Concerned Scientists Inc Cambridge, MA | A | $98,209 | paid | UNRESTRICTED | 202212289349300736 |
| 2021 | Earthshare | Union of Concerned Scientists Cambridge, MA | A | $76,310 | paid | WORKPLACE GIVING | 202240859349300109 |
| 2021 | The Mcknight Foundation | Union of Concerned Scientists Inc Cambridge, MA | B | $75,000 | paid | to support analysis and stakeholder engagement around clean fuels and other clean transportation policies in Minnesota and the Midwest | 202330779349100203 |
| 2021 | The Mcknight Foundation | Union of Concerned Scientists Inc Cambridge, MA | B | $75,000 | paid | to support analysis and stakeholder engagement around clean fuels and other clean transportation policies in Minnesota and the Midwest | 202430809349100613 |
| 2021 | Gary Saltz Foundation Inc | The Union of Concerned Scientists Cambridge, MA | B | $70,000 | paid | GENERAL CONTRIBUTION | 202230629349101103 |
| 2021 | The Shifting Foundation | Union of Concerned Scientists Cambridge, MA | B | $60,000 | paid | To support the overall mission of the organization organization | 202123439349100617 |
| 2021 | The San Francisco Foundation | Union of Concerned Scientists Cambridge, MA | A | $50,000 | paid | ADVISED - IS RESTRICTED TO SUPPORT FOR THE SCIENCE IN THE PUBLIC GOOD FUND. ADVISED - FOR GENERAL OPERATING SUPPORT. | 202201319349304190 |
| 2021 | Timken Matthews Family Foundation | Union of Concerned Scientists Cambridge, MA | B | $50,000 | paid | Unrestricted Grant 2021 | 202200329349100505 |
| 2021 | Ayudar Foundation | Union of Concerned Scientists Cambridge, MA | B | $45,000 | paid | TO WORK/SOLVE PLANETS PRESSING ISSUE | 202211929349100521 |
| 2021 | Lenore Hanauer Foundation | Union of Concerned Scientists Cambridge, MA | B | $40,000 | paid | UNRESTRICTED SUPPORT | 202212499349101056 |
| 2021 | Foundation M | Union of Concerned Scientists Cambridge, MA | B | $40,000 | paid | GENERAL PURPOSE | 202211329349102081 |
| 2021 | Clayton Baker Trust | Union of Concerned Scientists Cambridge, MA | B | $40,000 | paid | ENVIRONMENT | 202431279349103208 |
| 2021 | American University | Union of Concerned Scientists Cambridge, MA | A | $32,500 | paid | SUB-AWARD | 202221349349301517 |
| 2021 | Boston Foundation Inc | Union of Concerned Scientists Inc Cambridge, MA | A | $32,050 | paid | Operating Support/Annual Fund | 202231309349304053 |
| 2021 | David Greenewalt Charitable Trust Geoffrey M Mason Trustee | Union of Concerned Scientists Cambridge, MA | B | $30,000 | paid | GENERAL | 202222769349100122 |
| 2021 | The Lumpkin Family Foundation C/O Sl Grissom | Union of Concerned Scientists Cambridge, MA | B | $30,000 | paid | CHARITABLE | 202212379349100406 |
| 2021 | The John M and Joan F Thalheimer Family Charitable Foundation | Union of Concerned Scientists Inc Cambridge, MA | C | $30,000 | paid | GENERAL FUND | 202221259349101117 |
| 2021 | Philip J Solondz Family Foundation | Union of Concerned Scientists Cambridge, MA | B | $25,000 | paid | UNRESTRICTED GRANT TO SUPPORT ORGANIZATOINS CHARITABLE PURPOSE | 202240989349100414 |
| 2021 | Cranaleith Foundation Inc | Union of Concerned Scientists Cambridge, MA | B | $25,000 | paid | SCIENCE ADVOCACY ORGANIZATION | 202211349349100041 |
| 2021 | Frankel Family Foundation | Union of Concerned Scientists Inc Cambridge, MA | B | $25,000 | paid | GENERAL OPERATING | 202221369349105862 |
| 2021 | Marvin & Annette Lee Foundation Inc | Union of Concerned Scientists Cambridge, MA | C | $23,000 | paid | TO SUPPORT CHARITABLE ACTIVITIES | 202211329349103631 |
| 2021 | Paypal Charitable Giving Fund | Union of Concerned Scientists Cambridge, MA | A | $20,706 | paid | General Support | 202232669349300528 |
| 2021 | The Cosman Family Foundation | Union of Concerned Scientists Inc Cambridge, MA | B | $20,000 | paid | UNRESTRICTED GENERAL | 202231189349100113 |
| 2021 | Lockhart Vaughan Foundation | Union of Concerned Scientists Cambridge, MA | B | $20,000 | paid | ENVIRONMENT: CLEAN TRANSPORTATION INITIATIVE. | 202241199349101139 |
| 2021 | Fiduciary Charitable Foundation DBA Fiduciary Trust Charitable | Union of Concerned Scientists Inc Cambridge, MA | A | $20,000 | paid | DONATIONS | 202222719349300627 |
| 2021 | Dallas & Louise Anderson Foundation | Union of Concerned Scientists Cambridge, MA | B | $20,000 | paid | GENERAL SUPPORT | 202240689349100419 |
| 2021 | The Cameron and Jane Baird Foundation | Union of Concerned Scientists Cambridge, MA | B | $20,000 | paid | SCIENCE-BASED ADVOCACY FOR A HEALTHY ENVIRONMENT | 202201329349103205 |
| 2021 | Margaret H & James E Kelley Foundation Inc | Union of Concerned Scientists Cambridge, MA | C | $20,000 | paid | OPERATIONS | 202210459349100116 |
| 2021 | Raymond James Charitable Endowment Fund | Union of Concerned Scientists Inc Cambridge, MA | A | $19,250 | paid | GENERAL USE AND/OR SPECIAL FUND/PROJECT | 202240359349300124 |
| 2021 | The Cowles Charitable Trust | Union of Concerned Scientists Cambridge, MA | B | $17,500 | paid | CHARITABLE | 202410169349100366 |
| 2021 | Arizona Community Foundation | Union of Concerned Scientists Cambridge, MA | A | $16,000 | paid | PROGRAM SUPPORT | 202240429349300334 |
| 2021 | Bardeen-Greytak Family Foundation Inc | Union of Concerned Scientists Cambridge, MA | B | $15,000 | paid | TO FURTHER RECIPIENT'S TAX-EXEMPT PURPOSE | 202221369349101517 |
| 2021 | The Clara Weiss Fund | Union of Concerned Scientists Cambridge, MA | B | $15,000 | paid | To support non-profit operations | 202221089349100317 |
| 2021 | North Pond Foundation | Union of Concerned Scientists Cambridge, MA | B | $15,000 | paid | CONSERVATION | 202211309349101771 |
| 2021 | Tiaa Charitable Inc | Union of Concerned Scientists Inc Cambridge, MA | A | $14,900 | paid | ANNUAL SUPPORT | 202111979349301206 |
| 2021 | Saint Paul & Minnesota Foundation | Union of Concerned Scientists Inc Cambridge, MA | A | $14,300 | paid | MULTIPLE GRANTS FOR MULTIPLE PURPOSES | 202242229349301414 |
| 2021 | Jewish Community Federation of San Francisco the Peninsula Marin & Sonoma | Union of Concerned Scientists Inc Aka Ucs Cambridge, MA | A | $13,550 | paid | HEALTH | 202241369349307274 |
| 2021 | Arches Foundation | Union of Concerned Scientists Inc Cambridge, MA | C | $13,000 | paid | ORGANIZATION DEDICATED TO PRESERVING NATURAL RESOURCES, PROMOTING ARTS, EDUCATION AND CIVIL RIGHTS. | 202201239349100635 |
| 2021 | Helios Foundation C/O Schaper Benz & Wise Inv Cnsl | Union of Concerned Scientists Cambridge, MA | B | $12,000 | paid | GENERAL SUPPORT | 202200749349100810 |
| 2021 | Vivian & Paul Olum Charitable Foundation | Union of Concerned Scientists Cambridge, MA | C | $11,000 | paid | GENERAL | 202201319349104360 |
| 2021 | Bear Gulch Foundation | Union of Concerned Scientists Cambridge, MA | B | $10,256 | paid | GENERAL OPERATIONS | 202231349349100243 |
| 2021 | The Chicago Community Trust | Union of Concerned Scientists Inc Cambridge, MA | A | $10,250 | paid | GENERAL OPERATING SUPPORT | 202222249349300837 |
| 2021 | The Minneapolis Foundation | Union of Concerned Scientists Cambridge, MA | A | $10,250 | paid | GENERAL OPERATING SUPPORT | 202200109349300710 |
| 2021 | The Loring Wolcott & Coolidge Charitable Trust-I | Union of Concerned Scientists Cambridge, MA | A | $10,250 | paid | PROGRAM SUPPORT | 202210139349301201 |
| 2021 | The Jesse H and Susan R Oppenheimer Foundation | Union of Concerned Scientists Cambridge, MA | B | $10,000 | paid | OPERATING FUND | 202202809349100320 |
| 2021 | Nathalie and James Andrews Foundation | Union of Concerned Scientists Cambridge, MA | B | $10,000 | paid | OPERATING EXPENSES | 202201309349102825 |
| 2021 | Growing Tree Foundation Inc | Union of Concerned Scientists Cambridge, MA | B | $10,000 | paid | TO FURTHER THE ORGANIZATION'S CHARITABLE GOALS | 202201369349102580 |
| 2021 | The Charles Spear Charitable Foundation | Union of Concerned Scientists Cambridge, MA | C | $10,000 | paid | CHARITABLE | 202242859349100509 |
| 2021 | The Miami Foundation Inc | Union of Concerned Scientists Cambridge, MA | A | $10,000 | paid | PROGRAM SUPPORT | 202211579349300011 |
| 2021 | The Martha Struthers Farley and Donald C | Union of Concerned Scientists Inc Cambridge, MA | B | $10,000 | paid | GENERAL OPEARTING | 202221319349103977 |
| 2021 | The Porphyry Road Foundation | Union of Concerned Scientists Cambridge, MA | B | $10,000 | paid | GENERAL SUPPORT FOR Union of Concerned Scientists | 202231369349105618 |
| 2021 | Rowland & Sylvia Schaefer Family Foundation Inc | Union of Concerned Scientists Cambridge, MA | B | $10,000 | paid | CHARITABLE | 202240179349100364 |
| 2021 | Frankel Family Foundation | Union of Concerned Scientists Inc Cambridge, MA | B | $10,000 | paid | GENERAL OPERATING | 202221369349105862 |
| 2021 | Sauerland Foundation | Union of Concerned Scientists Cambridge, MA | B | $10,000 | paid | DONATION | 202221449349100102 |
| 2021 | Gardner Grout Foundation | Union of Concerned Scientists Cambridge, MA | B | $10,000 | paid | GENERAL SUPPORT | 202202699349100215 |
| 2021 | Sand County Charitable Trust C/O Tyler Lynch Pc | Union of Concerned Scientists Cambridge, MA | B | $10,000 | paid | SCIENTIFIC | 202211389349100306 |
| 2021 | Laughlin-Beers Foundation | Union of Concerned Scientists Cambridge, MA | B | $9,000 | paid | GENERAL OPERATING | 202230819349101463 |
| 2021 | Mazar Family Charitable Foundation Trust | Union of Concerned Scientists Cambridge, MA | B | $8,000 | paid | GENERAL | 202413189349101481 |
| 2021 | Jewish Community Foundation of San Diego | Union of Concerned Scientists Cambridge, MA | A | $7,500 | paid | GENERAL | 202221369349306982 |
| 2021 | The Cloud Family Private Foundation C/O Harrison & Held Llp | Union of Concerned Scientists Cambridge, MA | B | $7,500 | paid | GENERAL PURPOSES | 202231789349100308 |
| 2021 | The Orchard Foundation C/O Heidi Lehner Breed's Hill Capital | Union of Concerned Scientists Boston, MA | C | $7,000 | paid | TO FUND CHARITABLE MISSION OF CHARITABLE ORGANIZATION - CENTER FOR SCIENCE AND DEMOCRACY | 202241309349102739 |
| 2021 | Lederer Foundation | Union of Concerned Scientists Cambridge, MA | C | $7,000 | paid | CHARITABLE | 202241339349100934 |
| 2021 | Bny Mellon Charitable Gift Fund C/O Bny Mellon Na | Union of Concerned Scientists Inc Cambridge, MA | A | $6,750 | paid | TO FURTHER THE ORGANIZATION'S EXEMPT PURPOSE | 202231929349301108 |
| 2021 | The Edouard Foundation Inc C/O Tpw | Union of Concerned Scientists Cambridge, MA | B | $6,000 | paid | GENERAL SUPPORT | 202241169349102004 |
| 2021 | Combined Jewish Philanthropies of Greater Boston Inc | Union of Concerned Scientists Cambridge, MA | A | $5,050 | paid | DAF - Environment | 202221239349301132 |
| 2021 | The Gwladys and John Zurlo Charitable Foundation | Union of Concerned Scientists Cambridge, MA | B | $5,000 | paid | COMMUNITY SUPPORT | 202220709349100812 |
| 2021 | Lester Poretsky Family Foundation Inc C/O Robert and Debra Ekman | Union of Concerned Scientists Cambridge, MA | B | $5,000 | paid | SUPPORT OF SEC. 501(C)(3) ORGANIZATION | 202241369349103179 |
| 2021 | Dr Robert C & Tina Sohn Foundation | Union of Concerned Scientists Cambridge, MA | B | $5,000 | paid | GENERAL SUPPORT | 202231299349102058 |
| 2021 | Boveri-Trackman Family Foundation Inc | Union of Concerned Scientists Cambridge, MA | C | $5,000 | paid | Educational | 202201259349100720 |
| 2021 | The Murray Family Foundation | Union of Concerned Scientists Inc Cambridge, MA | B | $5,000 | paid | General & Unrestricted | 202221239349102457 |
| 2021 | The Oelman Foundation | Union of Concerned Scientists Cambridge, MA | B | $5,000 | paid | UNRESTRICTED | 202241319349102839 |
| 2021 | Brooklyn Community Foundation | Union of Concerned Scientists Cambridge, MA | A | $5,000 | paid | DAF | 202201369349307660 |
| 2021 | The Clara Weiss Fund | Union of Concerned Scientists Cambridge, MA | B | $5,000 | paid | To support non-profit operations | 202221089349100317 |
| 2021 | Idm Foundation | Union of Concerned Scientists Inc Cambridge, MA | B | $5,000 | paid | OPERATING SUPPORT | 202241269349101479 |
| 2021 | Ecotrust | Union of Concerned Scientists Woburn, MA | C | $5,000 | paid | Unrestricted general operating support | 202201229349100805 |
| 2021 | Boger Family Foundation Inc C/O Nutter Mcclennen & Fish Llp | Union of Concerned Scientists Cambridge, MA | B | $5,000 | paid | GENERAL CHARITY | 202210689349100706 |
| 2021 | Ploughshares Foundation | Union of Concerned Scientists Cambridge, MA | B | $5,000 | paid | GENERAL | 202201329349102250 |
| 2021 | The Suwinski Family Foundation Inc | Union of Concerned Scientists Cambridge, MA | B | $5,000 | paid | UNRESTRICTED GRANTS | 202231369349101703 |
| 2021 | Lee Family Foundation | Union of Concerned Scientists Cambridge, MA | B | $5,000 | paid | UNRESTRICTED | 202221239349101907 |
| 2021 | David F & Sara K Weston Fund | Union of Concerned Scientists Cambridge, MA | B | $5,000 | paid | GENERAL PURPOSE | 202222649349100302 |
| 2021 | The Hanson Family Foundation Inc | Union of Concerned Scientists Cambridge, MA | B | $4,500 | paid | GENERAL | 202211299349101881 |
| 2021 | Robert and Virginia Shiller Foundation | Union of Concerned Scientists Cambridge, MA | C | $4,000 | paid | GENERAL SUPPORT | 202201339349103895 |
| 2021 | Fleischmann Foundation | Union of Concerned Scientists Cambridge, MA | B | $4,000 | paid | GENERAL CHARITABLE PURPOSES | 202232079349100128 |
| 2021 | Csp Charitable Foundation | Union of Concerned Scientists Cambridge, MA | B | $3,000 | paid | CHARITABLE | 202200629349101005 |
| 2021 | Stanley Shalom Zielony Foundation | Union of Concerned Scientists Cambridge, MA | B | $3,000 | paid | general support grant | 202241949349100704 |
| 2021 | Benjamin J Rosenthal Foundation | Union of the Concerned Scientists Cambridge, MA | D | $3,000 | paid | GENERAL SUPPORT | 202201369349101465 |
| 2021 | The Kalan Foundation | Union of Concerned Scientists Cambridge, MA | C | $3,000 | paid | CHARITABLE | 202201319349101510 |
| 2021 | S & C Harvest Foundation Inc | Union of Concerned Scientis Cambridge, MA | D | $3,000 | paid | OPERATIONS | 202231369349102638 |
| 2021 | Douglass Family Foundation | Union of Concerned Scientists Cambridge, MA | B | $2,700 | paid | ENVIROMENTAL | 202221369349103732 |
| 2021 | Malcolm Gibbs Foundation Inc | Union of Concerned Scientists Cambridge, MA | B | $2,500 | paid | GENERAL | 202111539349100106 |
| 2021 | Francis and Christine Martin Family Foundation | Union of Concerned Scientists Inc Cambridge, MA | B | $2,500 | paid | General & Unrestricted | 202211239349101731 |
| 2021 | The Jerry & Marilyn Handler Foundation C/O Dawn Handler Harbart | Union of Concerned Scientists Cambridge, MA | B | $2,500 | paid | TO PROVIDE FUNDS FOR CHARITABLE & EDUCATIONAL PURPOSES. | 202211309349101726 |
| 2021 | The Statue Foundation Inc | Union of Concerned Scientists Cambridge, MA | B | $2,500 | paid | FOR OPERATIONS | 202241739349100704 |
| 2021 | The Mark Roberts Foundation | Union of Concerned Scientists Cambridge, MA | B | $2,500 | paid | GENERAL OPERATIONS | 202231299349103603 |
| 2021 | Melvin and Sylvia Kafka Foundation Co Sara Suchman | Union of Concerned Scientists Cambridge, MA | B | $2,500 | paid | FinancialSupport | 202231319349104408 |
| 2021 | Robert and Gladys Miller Foundation | Union of Concerned Citizens Cambridge, MA | C | $2,500 | paid | GENERAL | 202220499349100307 |
| 2021 | Goff Family Foundation | Union for Concerned Scientists Cambridge, MA | C | $2,400 | paid | PROGRAM SUPPORT | 202211239349100726 |
| 2021 | Fuller Family Charitable Trust | Union of Concerned Scientists Cambridge, MA | B | $2,000 | paid | Operations | 202142989349100669 |
| 2021 | The Simsmaes Foundation Inc | Union of Concerned Scientists Cambridge, MA | B | $2,000 | paid | GENERAL PURPOSES | 202220829349100712 |
| 2021 | Alexander Host Foundation | Union of Concerned Scientists Cambridge, MA | C | $2,000 | paid | FURTHER ENVIRONMENT | 202221299349100302 |
| 2021 | Philip W Riskin Charitable Foundation Inc | Union of Concerned Scientists Cambridge, MA | C | $2,000 | paid | CHARITY | 202232729349100518 |
| 2021 | The Susan and Ford Schumann Foundation C/O Henry & Horne Llp | Union of Concerned Scientists Cambridge, MA | B | $2,000 | paid | GENERAL FUNDS | 202221249349101737 |
| 2021 | The Branscomb Family Foundation | Union of Concerned Scientist Cambridge, MA | D | $2,000 | paid | CHARITABLE | 202241399349100909 |
| 2021 | Modestus Bauer Foundation | Union of Concerned Scientists Inc Cambridge, MA | B | $2,000 | paid | GENERAL CHARITABLE USE | 202231249349102063 |
| 2021 | The Kappler Marrack Foundation | Union of Concerned Scientists Inc Cambridge, MA | B | $2,000 | paid | General & Unrestricted | 202212799349101221 |
| 2021 | The Cream Hill Foundation C/O Rider Kenley & Associates | Union of Concerned Scientists Cambridge, MA | B | $2,000 | paid | CHARITABLE | 202221819349100407 |
| 2021 | Liberty Hill Foundation | Union of Concerned Scientists Cambridge, MA | A | $2,000 | paid | GENERAL SUPPORT | 202212279349304241 |
| 2021 | Caithness Foundation C/O Daniel H Webb | Union of Concerned Scientists Cambridge, MA | B | $2,000 | paid | RESEARCH & HIGHER EDUCATION | 202103129349100005 |
| 2021 | Eternal Star Foundation | Union of Concerned Scientists Cambridge, MA | B | $2,000 | paid | GIFT | 202222029349100002 |
| 2021 | The Rmf Foundation Inc C/O Richard Friedberg | Union of Concerned Scientists Cambridge, MA | B | $1,600 | paid | TO FURTHER DONEE'S EXEMPT PURPOSE | 202112849349100406 |
| 2021 | The Salon Family Foundation Inc | Union of Concerned Scientists Woburn, MA | C | $1,600 | paid | CHARITABLE | 202231049349100718 |
| 2021 | Harken Foundation | Union of Concerned Scientists Cambridge, MA | B | $1,500 | paid | GENERAL | 202201999349100805 |
| 2021 | Living Springs Foundation | Union of Concerned Scientists Inc Cambridge, MA | B | $1,500 | paid | GENERAL SUPPORT | 202221299349102072 |
| 2021 | Albert & Pamela Bendich Charitable Trust | Union of Concerned Scientists Woburn, MA | C | $1,500 | paid | PROMOTE CLEAN AIR | 202241369349104149 |
| 2021 | The Martin Family Charitable Foundation Inc | Union of Concerned Scientists Inc Cambridge, MA | B | $1,500 | paid | General & Unrestricted | 202232029349100703 |
| 2021 | C B Laub Family Foundation | Union of Concerned Scientists Cambridge, MA | B | $1,500 | paid | SCIENCE FOR ENVIRONMENTAL PROTECTION | 202230749349100918 |
| 2021 | Irving & Marilyn L Naiditch Family Foundation | Union Concerned Scientists Cambridge, MA | C | $1,500 | paid | TO AID ORGANIZATION | 202242799349100204 |
| 2021 | The Franklin H & Nancy S Moore Foundation | Union of Concerned Scientists Cambridge, MA | B | $1,500 | paid | PROGRAM SUPPORT | 202230809349100123 |
| 2021 | Jane M Gitschier Foundation | Union of Concerned Scientists Woburn, MA | C | $1,400 | paid | GENERAL FUND | 202201329349100000 |
| 2021 | Carr Family Foundation | Union of Concerned Scientists Cambridge, MA | B | $1,296 | paid | GENERAL | 202201339349100700 |
| 2021 | Bdh Foundation | Union of Concerned Scientists Cambridge, MA | B | $1,200 | paid | OPERATIONS | 202241329349102639 |
| 2021 | Jpmorgan Chase Foundation | Union of Concerned Scientists Inc Cambridge, MA | B | $1,090 | paid | GENERAL OPERATING SUPPORT | 202232809349100618 |
| 2021 | Carr Family Foundation | Union of Concerned Scientists Cambridge, MA | B | $1,080 | paid | GENERAL | 202201339349100700 |
| 2021 | Rencourt Foundation Inc C/O Wilmington Trust Company | Union of Concerned Scientists Cambridge, MA | B | $1,000 | paid | RELIGIOUS, CHARITABLE, SCIENTIFIC, LITERARY OR EDUCATION | 202241269349101704 |
| 2021 | Pazala | Union of Concerned Scientists Cambridge, MA | B | $1,000 | paid | ENVIRONMENTAL PROTECTION | 202201339349104030 |
| 2021 | David & Sylvia Weisz Foundation | Union of Concerned Scientists Cambridge, MA | B | $1,000 | paid | SUPPORT OF ORGANIZATION'S MISSION | 202201329349101995 |
| 2021 | Rubens Family Foundation | Union of Concerned Scientists Cambridge, MA | B | $1,000 | paid | GENERAL | 202211319349103466 |
| 2021 | The Ted & Rita Williams Foundation | Union of Concerned Scientists Cambridge, MA | B | $1,000 | paid | PEACE & FREEDOM | 202220339349100312 |
| 2021 | The Blum Merians Foundation | Union of Concerned Scientists Cambridge, MA | B | $1,000 | paid | TO HELP FUND THEIR CHARITABLE PURPOSES | 202202599349100105 |
| 2021 | The Goodwin Foundation | Union of Concerned Scientists Woburn, MA | C | $1,000 | paid | ENTITY SUPPORT | 202200909349100900 |
| 2021 | Aaron and Patricia Blumberg Foundation | Union of Concerned Scientists Inc Cambridge, MA | B | $1,000 | paid | General & Unrestricted | 202231099349101318 |
| 2021 | Ullman Family Charitable Foundation | Union of Concerned Scientists Cambridge, MA | B | $1,000 | paid | GENERAL OPERATIONS | 202240399349100509 |
| 2021 | The Gelfond Family Foundation | Union of Concerned Scientists Cambridge, MA | B | $1,000 | paid | TO SOLVE OUR PLANET'S MOST PRESSING PROBLEMS BY COMBINING TECHNICAL ANALYSIS AND EFFECTIVE ADVOCACY TO CREATE INNOVATIVE, PRACTICAL SOLUTIONS FOR A HEALTHY, SAFE, AND SUSTAINABLE FUTURE. | 202112579349100726 |
| 2021 | Martha & Irv Kaplan Foundation | Union of Concerned Scientists Inc Cambridge, MA | B | $1,000 | paid | UNRESTRICTED GENERAL | 202241269349100539 |
| 2021 | The Turpin Family Foundation | Union of Concerned Scientists Cambridge, MA | B | $1,000 | paid | GENERAL SUPPORT | 202241369349103169 |
| 2021 | Stiefel Freethought Foundation | Union of Concerned Scientists Inc Cambridge, MA | B | $1,000 | paid | General & Unrestricted | 202241889349101254 |
| 2021 | Seymour and Sylvia Rothchild Family 2004 Charitable Foundation | Union of Concerned Scientists Inc Cambridge, MA | B | $1,000 | paid | raising awareness of problems of climate change | 202231589349100023 |
| 2021 | Cloudsplitter Foundation | Union of Concerned Scientists Cambridge, MA | B | $1,000 | paid | General Charitable | 202241619349101304 |
| 2021 | Kane Family Foundation | Union of Concerned Scientists Cambridge, MA | C | $1,000 | paid | GENERAL SUPPORT | 202201589349101015 |
| 2021 | Elno Family Foundation Inc | Union of Concerned Scientists Cambridge, MA | B | $1,000 | paid | ADVOCACY | 202231309349100213 |
| 2021 | Henry J Fox Fund C/O Rubino & Company | Union of Concerned Scient Cambridge, MA | D | $1,000 | paid | CHARITY | 202201159349101035 |
| 2021 | The Tudor Family Foundation C/O Thomas G Tudor | Union of Concerned Scientists Cambridge, MA | B | $1,000 | paid | UNRESTRICTED USE | 202102429349101005 |
| 2021 | The Irving and Geraldine Schaffer Foundation Inc | Union of Concerned Scientists Cambridge, MA | B | $1,000 | paid | GENERAL USE | 202241309349103739 |
| 2021 | Strausman Family Fund Inc | Union of Concerned Scientists Cambridge, MA | B | $1,000 | paid | TO FURTHER DONEE'S EXEMPT PURPOSE | 202240889349100614 |
| 2021 | Oedel Foundation | Union of Concerned Scientists Cambridge, MA | B | $1,000 | paid | COMMUNITY & CHARITABLE | 202221439349100417 |
| 2021 | Crowell Family Foundation 7522-Xxxxxx00058 | Union of Concerned Scientists Cambridge, MA | C | $1,000 | paid | GENERAL FUND | 202211339349103361 |
| 2021 | The Baltimore Family Fund | Union of Concerned Scientists Inc Cambridge, MA | B | $750 | paid | General & Unrestricted | 202202029349101400 |
| 2021 | Sad Foundation Inc | Union of Concerned Scientists Cambridge, MA | B | $750 | paid | UNRESTRICTED | 202220319349100007 |
| 2021 | Texas Instruments Foundation | Union of Concerned Scientists Inc Cambridge, MA | B | $599 | paid | DONATIONS TO COLLEGES, UNIVERSITIES AND OTHER ORGANIZATIONS UNDER "MATCHING GIFTS PROGRAM." | 202242559349100709 |
| 2021 | Franklin Cole Foundation | Union of Concerned Scientists Cambridge, MA | B | $500 | paid | SUPPORT ENVIRONMENTAL ADVOCACY | 202222319349100607 |
| 2021 | Marianne and George Markham Foundation | Union of Concerned Scientists Cambridge, MA | B | $500 | paid | GENERAL | 202241309349103529 |
| 2021 | The Steelberg Family Foundation | Union of Concerned Scientists Inc Cambridge, MA | B | $500 | paid | General & Unrestricted | 202201099349101325 |
| 2021 | Phyllis & Donald Kahn Foundation Inc | Union of Concerned Scientists Cambridge, MA | B | $500 | paid | GENERAL CHARITABLE PURPOSES | 202142289349100204 |
| 2021 | The Jeanne Myerson and John Cate Family | Union of Concerned Scientists Cambridge, MA | B | $500 | paid | UNRESTRICTED GIFT | 202201309349100740 |
| 2021 | David and Lucille Gildin Family Foundation Inc | Union of Concerned Scientists Cambridge, MA | B | $500 | paid | GENL CHARITABLE PURPOSES | 202222709349100322 |
| 2021 | Rudolph Joseph Foundation | Union of Concerned Scientists Cambridge, MA | B | $500 | paid | Charitable | 202241529349100514 |
| 2021 | Ucat Foundation Inc | Union of Concerned Scientist Cambridge, MA | C | $500 | paid | ANNUAL FUND | 202221259349100432 |
| 2021 | Hixon Family Foundation | Union of Concerned Scientists Cambridge, MA | B | $500 | paid | CHARITABLE | 202241339349103499 |
| 2021 | The Joseph and Anna Gartner Foundation | Union of Concerned Scientists Cambridge, MA | B | $500 | paid | OPERATION/SPEC. PROJ/ENDOWMENTS | 202101249349101620 |
| 2021 | Edyne and Allen Gordon Foundation Inc | Union of Concerned Scientists Cambridge, MA | B | $500 | paid | SCIENCE AND ACTION | 202230879349100408 |
| 2021 | The Clements Family Charitable Trust C/O Thomas Clements III | Union of Concerned Scientists Cambridge, MA | C | $500 | paid | GENERAL FUNDING | 202201549349101300 |
| 2021 | The Anne & Gerald Freedman Charitable Foundation Inc | Union of Concerned Scientists Woburn, MA | C | $500 | paid | GENERAL DONATION TO SUPPORT ORGANIZATION'S ACTIVITIES. | 202132109349100008 |
| 2021 | The Bank of America Charitable Foundation Inc | Union of Concerned Scientists Inc Cambridge, MA | B | $500 | paid | OPERATIONAL SUPPORT | 202221309349101737 |
| 2021 | The Bank of America Charitable Foundation Inc | Union of Concerned Scientists Inc Cambridge, MA | B | $425 | paid | OPERATIONAL SUPPORT | 202221309349101737 |
| 2021 | Douglas and Maria Bayer Foundation | Union of Concerned Scientists Cambridge, MA | B | $400 | paid | CONTRIBUTION TO BE USED FOR CHARITABLE PURPOSES | 202231199349100513 |
| 2021 | The Manchester Family Pfdn | Union of Concerned Scientists Inc Cambridge, MA | C | $300 | paid | GENERAL OPERATING | 202221169349100137 |
| 2021 | Alchemy Foundation | Union of Concerned Scientists (ucs) Cambridge, MA | C | $250 | paid | General Support | 202231189349101138 |
| 2021 | Shell USA Company Foundation (fka Shell Oil Company Foundation) | Union of Concerned Scientists Inc Cambridge, MA | B | $250 | paid | MG | 202443199349100424 |
| 2021 | The Bank of America Charitable Foundation Inc | Union of Concerned Scientists Inc Cambridge, MA | B | $250 | paid | OPERATIONAL SUPPORT | 202221309349101737 |
| 2021 | Wintman Family Charitable Trust B C/O Bruce I Wintman | Union of Concerned Scientists Cambridge, MA | B | $250 | paid | PUBLIC WELFARE | 202221309349101412 |
| 2021 | Rudolph Joseph Foundation | Union of Concerned Scientists Cambridge, MA | B | $250 | paid | Charitable | 202241529349100514 |
| 2021 | The Stewart & Constance Greenfield Foundation | Union of Concerned Scientists Cambridge, MA | B | $250 | paid | SUPPORT | 202212839349100116 |
| 2021 | Mock Foundation | Union of Concerned Scientists Cambridge, MA | B | $250 | paid | GENERAL | 202231239349101873 |
| 2021 | Myers L & Marilyn R Girsh Foundation Inc | Union of Concerned Scientists Cambridge, MA | B | $200 | paid | CONTRIBUTION TO 501(C)(3) ORGANIZAT | 202241649349100429 |
| 2021 | American Tower Charitable Foundation Inc | Union of Concerned Scientists Inc Cambridge, MA | B | $175 | paid | GENERAL PURPOSE | 202222869349100862 |
| 2021 | The Richard R Howe Foundation | Union of Concerned Scientists Cambridge, MA | B | $150 | paid | UNRESTRICTED USE IN CHARITABLE ENDEAVOR | 202221809349101207 |
| 2021 | Joseph Perlman Family Foundation | Union of Concerned Scientists Cambridge, MA | B | $150 | paid | CHARITABLE | 202241309349101864 |
| 2021 | Gary and Evelyn Trachten Family Foundation Inc | The Union of Concerned Scientists Inc Cambridge, MA | B | $150 | paid | SUPPORTS INDEPENDENT SCIENCE TO WORK TO SOLVE OUR PLANET'S MOST PRESSING PROBLEMS | 202231369349103448 |
| 2021 | Tabachnick Family Foundation | Union of Concerned Scientists Cambridge, MA | B | $100 | paid | SOVLE OUR PLANET'S PRESSING PROBLEMS | 202211749349100311 |
| 2021 | The Bank of America Charitable Foundation Inc | Union of Concerned Scientists Inc Cambridge, MA | B | $100 | paid | OPERATIONAL SUPPORT | 202221309349101737 |
| 2021 | Donald W Collier Charitable Trust II | Union of Concerned Scientists Cambridge, MA | B | $100 | paid | Unrestricted | 202201589349101110 |
| 2021 | The Double-R Foundation | Union of Concerned Scientists Cambridge, MA | B | $100 | paid | COMMUNITY SUPPORT | 202133509349100603 |
| 2021 | Jean and Albert Nerken Foundation | Union of Concerned Scientist Cambridger, MA | C | $100 | paid | CHARITABLE | 202231149349100003 |
| 2021 | The Martin & Sylvia Kreithen Foundation | Union of Concerned Scientists Cambridge, MA | B | $100 | paid | CHARITABLE | 202242159349101014 |
| 2021 | Corduroy Charitable Trust | Union of Concerned Scientists Cambridge, MA | B | $100 | paid | GENERAL OPERATIONS | 202211259349101416 |
| 2021 | Eugene M Lang Foundation | Union of Concerned Scientists Cambridge, MA | B | $100 | paid | GENERAL | 202221339349103647 |
| 2021 | The Shatz Family Foundation Inc | Union Cncrnd Scientists Cambridge, MA | D | $100 | paid | EXEMPT PURPOSE | 202212169349100726 |
| 2021 | Ada Brandon Charitable Foundation Inc | Union of Concerned Scientists Cambridge, MA | B | $85 | paid | General Donation | 202241329349102309 |
| 2021 | Arison Family Foundation | Union of Concerned Scientist Combridge, MA | C | $55 | paid | GENERAL CONTRIBUTION | 202210569349100311 |
| 2021 | Maturi Rammohan Foundation Inc | Union of Concerned Scientists Cambridge, MA | B | $50 | paid | SCIENTIFIC ADVOCACY TO SOLVE PROBLEM | 202212719349100816 |
| 2021 | The Bank of America Charitable Foundation Inc | Union of Concerned Scientists Inc Cambridge, MA | B | $25 | paid | OPERATIONAL SUPPORT | 202221309349101737 |
| 2021 | The Bank of America Charitable Foundation Inc | Union of Concerned Scientists Inc Cambridge, MA | B | $20 | paid | OPERATIONAL SUPPORT | 202221309349101737 |
| 2021 | The Bank of America Charitable Foundation Inc | Union of Concerned Scientists Inc Cambridge, MA | B | $10 | paid | OPERATIONAL SUPPORT | 202221309349101737 |
| 2020 | Foundation for the Carolinas | Union of Concerned Scientists Inc Cambridge, MA | A | $1,500,000 | paid | CHARITABLE GIFT | 202123199349322547 |
| 2020 | Fidelity Investments Charitable Gift Fund | Union of Concerned Scientists Inc Cambridge, MA | A | $1,445,327 | paid | For grant recipient's exempt purposes | 202121359349300427 |
| 2020 | John D and Catherine T Macarthur Foundation (consolidated) | Union of Concerned Scientists Inc Cambridge, MA | C | $1,000,000 | paid | to help ensure that the United States remains on track to decarbonize its economy. | 202133169349104553 |
| 2020 | Grantham Foundation for the Protection of the Environment | Union of Concerned Scientists Inc Cambridge, MA | B | $800,000 | paid | CLIMATE & ENERGY OUTREACH | 202123199349107482 |
| 2020 | Schwab Charitable Fund | Union of Concerned Scientists Inc Cambridge, MA | A | $744,953 | paid | INTERNATIONAL, FOREIGN AFFAIRS | 202140489349301804 |
| 2020 | The Heising-Simons Foundation | Union of Concerned Scientists Cambridge, MA | B | $700,000 | paid | FOR CRISIS RESPONSE AND TO ADVANCE TRANSPORTATION ELECTRIFICATION AND POWER SYSTEM RELIABILITY | 202133199349105318 |
| 2020 | United States Energy Foundation | Union of Concerned Scientists Cambridge, MA | A | $700,000 | paid | TO SUPPORT EDUCATION AND OUTREACH TO BUILD A CLEAN ENERGY FUTURE. | 202133149349306568 |
| 2020 | Tides Foundation | Union of Concerned Scientists Inc Cambridge, MA | A | $602,500 | paid | HEALTHY INDIVIDUALS AND COMMUNITIES | 202133149349300708 |
| 2020 | John D and Catherine T Macarthur Foundation (consolidated) | Union of Concerned Scientists Inc Cambridge, MA | C | $500,000 | paid | in support of a project to reduce risks posed by weapons-useable material in the United States. | 202133169349104553 |
| 2020 | American Online Giving Foundation Inc | Union of Concerned Scientists Inc Cambridge, MA | A | $467,681 | paid | GENERAL SUPPORT | 202120469349300002 |
| 2020 | The David and Lucile Packard Foundation | Union of Concerned Scientists Inc Cambridge, MA | B | $397,500 | paid | CONSERVATION AND SCIENCE | 202113199349106626 |
| 2020 | Wk Kellogg Foundation | Union of Concerned Scientists Cambridge, MA | B | $275,000 | paid | elevate community voices to inform national food and agriculture policy that supports equitable food systems and healthful food that is available to all | 202101549349100405 |
| 2020 | The Zegar Family Foundation | The Union of Concerned Scientists Inc Cambridge, MA | B | $200,000 | paid | GENERAL PURPOSE CONTRIBUTION | 202103579349100205 |
| 2020 | Donald a Pels Charitable Trust Utd 8/18/92 C/O Pkf O'connor Davies Llp | Union of Concerned Scientists Cambridge, MA | B | $200,000 | paid | GENERAL OPERATING SUPPORT | 202133089349101713 |
| 2020 | Jewish Communal Fund | Union of Concerned Scientists Inc Cambridge, MA | A | $170,166 | paid | General support | 202110399349300631 |
| 2020 | The Marisla Foundation | Union of Concerned Scientists Cambridge, MA | B | $160,000 | paid | DEFENDING SCIENCE-BASED POLICIES THAT KEEP OUR COMMUNITIES SAFE | 202143199349109564 |
| 2020 | Doris Duke Charitable Foundation Inc | Union of Concerned Scientists Cambridge, MA | B | $150,000 | paid | TO COUNTER THE SIDELINING OF SCIENCE AND PROMOTE SCIENCE-BASED PUBLIC HEALTH AND ENVIRONMENTAL POLICYMAKING | 202123139349100847 |
| 2020 | The William & Flora Hewlett Foundation | Union of Concerned Scientists Inc Cambridge, MA | B | $150,000 | approved, future | FOR SUPPORTING ZERO EMISSION FREIGHT REGULATIONS IN US STATES | 202123079349101542 |
| 2020 | The Joyce Foundation | Union of Concerned Scientists Inc Cambridge, MA | C | $150,000 | paid | Environment | 202103199349107525 |
| 2020 | Wilburforce Foundation | Union of Concerned Scientists Cambridge, MA | B | $140,000 | paid | ENVIRONMENTAL | 202123069349100012 |
| 2020 | Night Heron Foundation | Union of Concerned Scientists Inc Cambridge, MA | B | $136,000 | paid | General & Unrestricted | 202143199349110264 |
| 2020 | Carnegie Corporation of New York | Union of Concerned Scientists Cambridge, MA | B | $125,000 | paid | FOR A PROJECT ON MITIGATING NUCLEAR RISKS WITH INDEPENDENT MISSILE DEFENSE TECHNICAL EXPERTISE | 202131949349100773 |
| 2020 | National Philanthropic Trust | Union of Concerned Scientists Cambridge, MA | A | $114,600 | paid | ENVIRONMENT, ANIMALS | 202121459349300307 |
| 2020 | Lawrence E & Elaine Smith Irell Foundation | Union of Concerned Scientists Cambridge, MA | B | $100,000 | paid | TO ASSIST THE ORGANIZATION TO MAINTAIN ITS CHARITABLE AND SCIENTIFIC SERVICES BENEFITING THE GENERAL PUBLIC AND THE SCIENTIFIC COMMUNITY. | 202141349349102089 |
| 2020 | Bernard F & Alva B Gimbel Foundation Inc | Union of Concerned Scientists Inc Cambridge, MA | B | $100,000 | paid | Center for Science & Democracy | 202143029349100704 |
| 2020 | Network for Good | Union of Concerned Scientists Inc Cambridge, MA | A | $91,585 | paid | Unrestricted | 202131819349300608 |
| 2020 | The John Merck Fund | Union of Concerned Scientists Cambridge, MA | C | $85,000 | paid | TO PROMOTE A CAP-AND-INVEST POLICY FOR TRANSPORTATION IN THE NORTHEAST, ACCELERATE THE WIDESPREAD ELECTRIFICATION OF PASSENGER AND HEAVY-DUTY VEHICLES, AND FIGHT TO PRESERVE VEHICLE EFFICIENCY AND EMISSIONS STANDARDS AT THE STATE AND FEDERAL LEVELS. | 202132929349101318 |
| 2020 | The Kaphan Foundation C/O King & Oliason Pllc | Union of Concerned Scientists Cambridge, MA | B | $75,000 | paid | GENERAL SUPPORT | 202103199349102460 |
| 2020 | The Mcknight Foundation | Union of Concerned Scientists Inc Cambridge, MA | B | $75,000 | paid | To support UCS in analyzing and engaging stakeholders around a clean fuels standard and other transportation policies for Minnesota | 202310779349100701 |
| 2020 | Rockefeller Family Fund Inc | Union of Concerned Scientists Cambridge, MA | A | $75,000 | paid | PROJECT SUPPORT - CLIMATE ACCOUNTABILITY CAMPAIGN | 202143159349302824 |
| 2020 | The Mcknight Foundation | Union of Concerned Scientists Inc Cambridge, MA | B | $75,000 | paid | To support UCS in analyzing and engaging stakeholders around a clean fuels standard and other transportation policies for Minnesota | 202103169349105155 |
| 2020 | American Endowment Foundation | Union of Concerned Scientists Inc Cambridge, MA | A | $74,650 | paid | PROGRAMS | 202133159349308163 |
| 2020 | Marty and Dorothy Silverman Foundation | Union of Concerned Scientists Cambridge, MA | B | $70,000 | paid | GENERAL DONATION | 202101609349101015 |
| 2020 | The Common Sense Fund Inc | Union of Concerned Scientists Cambridge, MA | B | $65,000 | paid | To support the mission of the Union of Concerned Scientists to put rigorous, independent science to work to solve our planet's most pressing problems. Joining with citizens across the country by combining technical analysis and effective advocacy to create innovative, practical solutions for a healthy, safe, and sustainable future. | 202113069349100811 |
| 2020 | Steven C Leuthold Family Foundation | Union of Concerned Scientists Cambridge, MA | B | $65,000 | paid | OPERATIONS | 202123199349110262 |
| 2020 | Boston Foundation Inc | Union of Concerned Scientists Inc Cambridge, MA | A | $61,750 | paid | Operating Support/Annual Fund | 202121319349302772 |
| 2020 | Fresh Sound Foundation Inc | Union of Concerned Scientists Cambridge, MA | C | $60,000 | paid | SCIENTIFIC | 202103199349101335 |
| 2020 | The Minneapolis Foundation | Union of Concerned Scientists Cambridge, MA | A | $56,250 | paid | GENERAL OPERATING SUPPORT | 202140119349300414 |
| 2020 | The Chris and Melody Malachowsky Family Foundation | Union of Concerned Scientists Cambridge, MA | B | $55,600 | paid | CHARITABLE | 202133209349100733 |
| 2020 | Silicon Valley Community Foundation | Union of Concerned Scientists Inc Cambridge, MA | A | $54,950 | paid | Environment | 202103199349327615 |
| 2020 | Amy P Goldman Foundation | The Union of Concerned Scientists Inc Cambridge, MA | B | $50,000 | paid | CHARITABLE | 202113199349107581 |
| 2020 | Wallace Global Fund II | Union of Concerned Scientists Cambridge, MA | B | $50,000 | paid | SUPPORT FOR CLIMATE MOVEMENT BUILDING WORK | 202143149349101359 |
| 2020 | V Kann Rasmussen Foundation Inc | Union of Concerned Scientists Cambridge, MA | B | $50,000 | paid | IN SUPPORT OF THE ORGANIZATION'S CLIMATE PROGRAM | 202131319349102063 |
| 2020 | Merck Family Fund | Union of Concerned Scientists Cambridge, MA | B | $50,000 | paid | ADVANCING A REGIONAL CAP AND INVEST PROGRAM FOR A CLEAN, EQUITABLE TRANSPORTATION SYSTEM | 202113169349102346 |
| 2020 | Goldman-Sonnenfeldt Foundation 2 Inc | Union of Concerned Scientists Cambridge, MA | B | $50,000 | paid | EDUCATION AND CHARITABLE | 202240349349100304 |
| 2020 | Merck Family Fund | Union of Concerned Scientists Cambridge, MA | B | $50,000 | approved, future | ADVANCING A REGIONAL CAP AND INVEST PROGRAM FOR A CLEAN, EQUITABLE TRANSPORTATION SYSTEM | 202113169349102346 |
| 2020 | Lenore Hanauer Foundation | Union of Concerned Scientists Cambridge, MA | B | $50,000 | paid | UNRESTRICTED SUPPORT | 202142239349100909 |
| 2020 | Seattle Foundation | Union of Concerned Scientists Cambridge, MA | A | $50,000 | paid | TO PROVIDE GENERAL SUPPORT. | 202113029349301626 |
| 2020 | The San Francisco Foundation | Union of Concerned Scientists Cambridge, MA | A | $50,000 | paid | FOR GENERAL OPERATING SUPPORT. IS RESTRICTED TO SUPPORT FOR THE SCIENCE IN THE PUBLIC GOOD FUND. FOR GENERAL OPERATING SUPPORT. | 202141369349301959 |
| 2020 | The Timken Matthews Family Foundation | Union of Concerned Scientists Cambridge, MA | B | $50,000 | paid | Unrestricted Grant | 202110419349100401 |
| 2020 | Goldman-Sonnenfeldt Foundation 2 Inc | Union of Concerned Scientists Cambridge, MA | B | $50,000 | paid | EDUCATION AND CHARITABLE | 202131189349101878 |
| 2020 | Water Foundation | Union of Concerned Scientists Cambridge, MA | A | $50,000 | paid | WATER ACCESS AND CONSERVATION | 202133029349302373 |
| 2020 | The Schaffner Family Foundation | Union of Concerned Scientists Cambridge, MA | C | $50,000 | paid | ENVIRONMENTAL | 202101749349100915 |
| 2020 | Earthshare | Union of Concerned Scientists Cambridge, MA | A | $48,430 | paid | WORKPLACE GIVING | 202141109349301429 |
| 2020 | Merck Family Fund | Union of Concerned Scientists Cambridge, MA | B | $45,000 | paid | REPORT ON RURAL TRANSPORTATION OPPORTUNITIES AND CHALLENGES IN FOUR NORTHEASTERN STATES | 202113169349102346 |
| 2020 | The Partnership Project Inc | Union of Concerned Scientists Cambridge, MA | A | $45,000 | paid | PROGRAM SUPPORT | 202113139349300846 |
| 2020 | Mhnu Corporation | Nuclear Power Outfitters Lisle, IL | A | $40,815 | paid | Covid-19 | 202102879349300615 |
| 2020 | Jewish Community Foundation of San Diego | Union of Concerned Scientists Cambridge, MA | A | $40,150 | paid | GENERAL | 202100829349300835 |
| 2020 | Foundation M | Union of Concerned Scientists Cambridge, MA | B | $40,000 | paid | GENERAL PURPOSE | 202120569349100312 |
| 2020 | The Christopher Reynolds Foundation Inc | Union of Concerned Scientists Cambridge, MA | C | $40,000 | paid | GENERAL SUPPORT | 202133589349100203 |
| 2020 | Tiaa Charitable Inc | Union of Concern Scientists Cambridge, MA | A | $37,520 | paid | Annual Suuport | 202111479349300331 |
| 2020 | Leo Model Foundation Inc | Union of Concerned Scientists Cambridge, MA | B | $35,000 | paid | TECHNICAL ANALYSIS & ADVOCACY TO SAVE THE PLANET | 202113199349106361 |
| 2020 | Fred I & Gilda Nobel Foundation Inc | Union of Concerned Scientist Cambridge, MA | C | $35,000 | paid | UNRESTRICTED | 202120629349100607 |
| 2020 | Frankel Family Foundation | Union of Concerned Scientists Cambridge, MA | C | $35,000 | paid | RESTRICTED | 202141349349100719 |
| 2020 | Telemachus Foundation to Empower the Poor and End War | Union of Concerned Scientists Cambridge, MA | B | $35,000 | paid | SUPPORT | 202121349349101512 |
| 2020 | Ann & Gordon Getty Foundation | Union of Concerned Scientists Inc Cambridge, MA | B | $30,000 | paid | TO CARRY OUT SPECIFIC CHARITABLE, EDUCATIONAL, AND CULTURAL PROJECTS | 202143159349103319 |
| 2020 | Prospect Hill Foundation Inc | Union of Concerned Scientists Cambridge, MA | C | $30,000 | paid | BUILDING MOMENTUM TO FUNDAMENTALLY REFORM US NUCLEAR WEAPONS POLICY | 202110579349100101 |
| 2020 | Wy'east Foundation | Union of Concerned Scientists Cambridge, MA | B | $30,000 | paid | SUPPORT INDEPENDENT SCIENCE FOR A SUSTAINABLE FUTURE. | 202111339349101031 |
| 2020 | The Lumpkin Family Foundation C/O Sl Grissom | Union of Concerned Scientists Cambridge, MA | C | $30,000 | paid | ENVIRONMENTAL | 202112439349100601 |
| 2020 | Wiancko Charitable Foundation Inc | Union of Concerned Scientists Cambridge, MA | C | $30,000 | paid | UNRESTRICTED | 202210189349100501 |
| 2020 | Sand County Charitable Trust C/O Tyler Lynch Pc | Union of Concerned Scientists Cambridge, MA | B | $30,000 | paid | SCIENTIFIC | 202102509349100710 |
| 2020 | The Community Foundation Serving Boulder County | Union of Concerned Scientists Cambridge, MA | A | $27,500 | paid | General Operating Support | 202143059349301404 |
| 2020 | New America Foundation | Union of Concerned Scientists Inc Cambridge, MA | A | $25,000 | paid | SUPPORT GRANTEE'S RESEARCH RELATED TO THE RELATIONSHIP BETWEEN ELECTORAL RULES AND MINORITY REPRESENTATION | 202103169349302660 |
| 2020 | Emmett Foundation | Union of Concerned Scientists Cambridge, MA | B | $25,000 | paid | TO SUPPORT SCIENTIST TO SOLVE THE PLANET'S MOST PRESSING PROBLEMS | 202112569349101156 |
| 2020 | Lockhart Vaughan Foundation | Union of Concerned Scientists Cambridge, MA | B | $25,000 | paid | ENVIRONMENT: WORK ON ISSUES AROUND CLIMATE CHANGE. | 202100779349100205 |
| 2020 | Joan & James Shapiro Foundation Inc | Union of Concerned Scientists Cambridge, MA | C | $24,640 | paid | SEE ABOVE | 202143199349101479 |
| 2020 | Impactassetsinc | Union of Concerned Scientists Inc Cambridge, MA | A | $22,850 | paid | GENERAL SUPPORT | 202133199349315428 |
| 2020 | Marvin & Annette Lee Foundation Inc | Union of Concerned Scientists Cambridge, MA | C | $22,000 | paid | TO SUPPORT CHARITABLE ACTIVITIES | 202120849349100307 |
| 2020 | Grace Jones Richardson Testamentary Trust C/O Piedmont Trust Co | Union of Concerned Scientists Cambridge, MA | B | $22,000 | paid | TO ASSIST THE ORGANIZATION IN CARRYING OUT ITS EXEMPT PURPOSE | 202143199349101574 |
| 2020 | Rahr Foundation | Union of Concerned Scientists Cambridge, MA | B | $20,000 | paid | OPERATING | 202141329349102299 |
| 2020 | The Longhill Charitable Foundation | Union of Concerned Scientists Cambridge, MA | B | $20,000 | paid | CHARITY | 202123199349107357 |
| 2020 | Cranaleith Foundation Inc | Union of Concerned Scientists Cambridge, MA | B | $20,000 | paid | SCIENCE ADVOCACY ORGANIZATION | 202123169349102227 |
| 2020 | The New-Land Foundation Inc | Union of Concerned Scientists Cambridge, MA | B | $20,000 | paid | PEACE/ARMS CONTROL | 202123159349102582 |
| 2020 | Nathalie and James Andrews Foundation | Union of Concerned Scientists Cambridge, MA | B | $20,000 | paid | OPERATING EXPENSES | 202111259349100326 |
| 2020 | Sophiagrace Foundation | Union of Concerned Scientists Inc Cambridge, MA | B | $20,000 | paid | General & Unrestricted | 202142529349101309 |
| 2020 | Joseph and Joan Cullman Conservation Foundation Inc | Union of Concerned Scientists Inc Cambridge, MA | B | $20,000 | paid | General & Unrestricted | 202122879349101602 |
| 2020 | The Moses Feldman Family Foundation | Union of Concerned Scientists Inc Cambridge, MA | B | $20,000 | paid | GENERAL OPERATING SUPPORT | 202123199349101967 |
| 2020 | The Cosman Family Foundation | Union of Concerned Scientists Inc Cambridge, MA | B | $20,000 | paid | UNRESTRICTED GENERAL | 202131199349100033 |
| 2020 | Westcliff Foundation | Union of Concerned Scientists Cambridge, MA | C | $20,000 | paid | GENERAL | 202123199349104917 |
| 2020 | Jeannette and H Peter Kriendler Char Trust | Union of Concerned Scientists Cambridge, MA | C | $20,000 | paid | ORGANIZATION'S GENERAL | 202133199349103538 |
| 2020 | John W Mooty Foundation Trust | Union of Concerned Scientists Cambridge, MA | B | $20,000 | paid | COMMUNITY SERVICE | 202101309349102300 |
| 2020 | Raymond James Charitable Endowment Fund | Union of Concerned Scientists Inc Cambridge, MA | A | $19,550 | paid | GENERAL USE AND/OR SPECIAL FUND/PROJECT | 202130279349300023 |
| 2020 | Paypal Charitable Giving Fund | Union of Concerned Scientists Cambridge, MA | A | $17,127 | paid | General Support | 202123009349302102 |
| 2020 | St Louis Community Foundation Inc | Union of Concerned Scientists Cambridge, MA | A | $17,000 | paid | GENERAL SUPPORT | 202133169349305393 |
| 2020 | Jewish Community Federation of San Francisco the Peninsula Marin & Sonoma | Union of Concerned Scientists Inc Aka Ucs Cambridge, MA | A | $16,400 | paid | HEALTH | 202131339349306198 |
| 2020 | Bardeen-Greytak Family Foundation Inc | Union of Concerned Scientists Cambridge, MA | B | $16,000 | paid | TO FURTHER RECIPIENT'S TAX-EXEMPT PURPOSE | 202130889349100203 |
| 2020 | The John M and Joan F Thalheimer Family Charitable Foundation | Union of Concerned Scientists Inc Cambridge, MA | C | $15,000 | paid | GENERAL FUND | 202131339349102558 |
| 2020 | The Streisand Foundation | Union of Concerned Scientists Cambridge, MA | B | $15,000 | paid | PROMOTE RIGOROUS, INDEPENDENT SCIENCE TO WORK TO SOLVE OUR PLANET'S MOST PRESSING PROBLEMS | 202220709349101217 |
| 2020 | The Sheila Dave & Sherry Gold Foundation C/O Jeff Gold | Union of Concerned Scientists Cambridge, MA | B | $15,000 | paid | Support to provide scientific news and information to the public. | 202143199349109084 |
| 2020 | The Cowles Charitable Trust | Union of Concerned Scientists Cambridge, MA | B | $15,000 | paid | CHARITABLE | 202202739349101810 |
| 2020 | Arizona Community Foundation | Union of Concerned Scientists Cambridge, MA | A | $14,400 | paid | PROGRAM SUPPORT | 202140219349300219 |
| 2020 | Arches Foundation | Union of Concerned Scientists Inc Cambridge, MA | C | $13,000 | paid | ORGANIZATION DEDICATED TO PRESERVING NATURAL RESOURCES, PROMOTING ARTS, EDUCATION AND CIVIL RIGHTS. | 202121319349102097 |
| 2020 | The Clara Weiss Fund | Union of Concerned Scientists Cambridge, MA | B | $12,500 | paid | To support non-profit operations | 202111309349100141 |
| 2020 | Community Foundation for Greater Buffalo Inc | Union of Concerned Scientists Inc Cambridge, MA | A | $12,400 | paid | UNRESTRICTED USE | 202123169349307482 |
| 2020 | Greater Miami Jewish Federation Inc | Union of Concerned Scientists Inc Cambridge, MA | A | $12,304 | paid | GENERAL SUPPORT TO CARRY OUT THE MISSION OF THE ORGANIZATION | 202121379349301347 |
| 2020 | Rockefeller Philanthropy Advisors Inc | Union of Concerned Scientists Cambridge, MA | A | $12,000 | paid | GENERAL | 202143139349300424 |
| 2020 | The James Family Charitable Foundation | Union of Concerned Scientists Cambridge, MA | B | $11,830 | paid | GENERAL | 202143169349103869 |
| 2020 | The Chicago Community Trust | Union of Concerned Scientists Inc Cambridge, MA | A | $11,500 | paid | GENERAL OPERATING SUPPORT | 202112239349302351 |
| 2020 | Bear Gulch Foundation | Union of Concerned Scientists Cambridge, MA | B | $10,401 | paid | GENERAL OPERATIONS | 202121969349100302 |
| 2020 | North Pond Foundation | Union of Concerned Scientists Cambridge, MA | B | $10,252 | paid | CONSERVATION | 202141329349102214 |
| 2020 | Saint Paul & Minnesota Foundation | Union of Concerned Scientists Inc Cambridge, MA | A | $10,000 | paid | MULTIPLE PURPOSES | 202132229349301203 |
| 2020 | The Woods and Gil Family Foundation | Union of Concerned Scientists Inc Cambridge, MA | C | $10,000 | paid | GENERAL OPERATING SUPPORT FOR THE ORGANIZATION | 202123199349107697 |
| 2020 | Noblelight Foundation | Union of Concerned Scientists Cambridge, MA | B | $10,000 | paid | GENERAL PURPOSE | 202103199349103580 |
| 2020 | Combined Jewish Philanthropies of Greater Boston Inc | Union of Concerned Scientists Cambridge, MA | A | $10,000 | paid | DAF - Environment | 202141249349301979 |
| 2020 | 2005 Tomchin Family Charitable Trust | Union of Concerned Scientists Cambridge, MA | C | $10,000 | paid | ENVIRONMENT - CITIZENS AND SCIENTISTS FOR SOLUTIONS | 202103189349100380 |
| 2020 | Beatrice R& Joseph Acoleman Foundation | Union of Concerned Scientists Cambridge, MA | B | $10,000 | paid | GENERAL USE | 202132019349100213 |
| 2020 | Leaves of Grass Fund | Union of Concerned Scientists Cambridge, MA | B | $10,000 | paid | CHARITABLE | 202103169349103820 |
| 2020 | Aspen Community Foundation | Union of Concerned Scientists Cambridge, MA | A | $10,000 | paid | GENERAL SUPPORT | 202122659349301537 |
| 2020 | Ruth Brown Foundation | Union of Concerned Scientists Cambridge, MA | B | $10,000 | paid | ENVIRONMENTAL | 202101339349103140 |
| 2020 | Inmaat Foundation C/O Kozusko Harris Duncan Llp | Union of Concerned Scientists Inc Cambridge, MA | B | $10,000 | paid | GENERAL SUPPORT | 202123149349101417 |
| 2020 | The Educational Foundation of America C/O Intentional Philanthropy | Union of Concerned Scientists Inc Cambridge, MA | B | $10,000 | paid | GENERAL OPERATING SUPPORT | 202113199349104661 |
| 2020 | Norwottock Charitable Trust | Union of Concerned Scientists Cambridge, MA | B | $10,000 | paid | UNRESTRICTED | 202142239349100519 |
| 2020 | Margaret H & James E Kelley Foundation Inc | Union of Concerned Scientists Cambridge, MA | C | $10,000 | paid | OPERATIONS | 202100699349100320 |
| 2020 | Clif Family Foundation | Union of Concerned Scientists Cambridge, MA | B | $10,000 | paid | KEEPING CLIMATE ACTION ON THE FRONT BURNER | 202102999349100930 |
| 2020 | United Way Worldwide | Union of Concerned Scientists Inc Cambridge, MA | A | $9,718 | paid | GENERAL CHARITABLE OPERATIONS | 202143199349313589 |
| 2020 | Amazonsmile Foundation | Union of Concerned Scientists Inc Cambridge, MA | B | $9,063 | paid | GENERAL SUPPORT | 202113199349100901 |
| 2020 | Vivian & Paul Olum Charitable Foundation | Union of Concerned Scientists Cambridge, MA | C | $9,000 | paid | GENERAL | 202101309349100530 |
| 2020 | Tisbest Philanthropy | Union of Concerned Scientists Cambridge, MA | A | $8,710 | paid | See TisBest mission. | 202141339349304424 |
| 2020 | Goldman Sachs Philanthropy Fund | Union of Concerned Scientists Inc Cambridge, MA | A | $8,700 | paid | ENVIRONMENT & ANIMAL PROTECTION | 202142779349300844 |
| 2020 | The Ayco Charitable Foundation | Union of Concerned Scientists Inc Cambridge, MA | A | $8,600 | paid | ENVIRONMENT & ANIMAL PROTECTION | 202100749349301125 |
| 2020 | Bny Mellon Charitable Gift Fund C/O Bny Mellon Na | Union of Concerned Scientists Inc Cambridge, MA | A | $8,000 | paid | TO FURTHER THE ORGANIZATION'S EXEMPT PURPOSE | 202101689349300225 |
| 2020 | The Isidore Stern Foundation | Union for Concerned Scientists Cambridge, MA | C | $7,900 | paid | Union for Concerned Scientists tackles some of the hardest problems facing humanity with the commitment and urgency they require. We work to improve the human condition, help communities build resilience, and support and restore thriving natural ecosystems. We fight back when safeguards are sacrificed for private profit, and we persevere until we achieve our goals. | 202103089349100930 |
| 2020 | Growing Tree Foundation Inc | Union of Concerned Scientists Cambridge, MA | B | $7,500 | paid | TO FURTHER THE ORGANIZATION'S CHARITABLE GOALS | 202121309349100722 |
| 2020 | Lee Family Foundation | Union of Concerned Scientists Cambridge, MA | B | $7,500 | paid | UNRESTRICTED | 202121259349101312 |
| 2020 | The Lawrence Foundation | Union of Concerned Scientist Inc Cambridge, MA | C | $7,500 | paid | FOR EDUCATIONAL PURPOSES | 202102949349100720 |
| 2020 | Danem Foundation C/O Thomas Hahn | Union of Concerned Scientist Cambridge, MA | D | $7,000 | paid | TO END PROVERTY | 202123019349101507 |
| 2020 | Mazar Family Charitable Foundation Trust | Union of Concerned Scientists Cambridge, MA | B | $7,000 | paid | GENERAL | 202113139349100126 |
| 2020 | Greater Washington Community Foundation | Union of Concerned Scientists Inc Cambridge, MA | A | $7,000 | paid | 202120429349300632 | |
| 2020 | Heartland Charitable Trust | Union of Concerned Scientists Cambridge, MA | A | $6,957 | paid | HEALTH & HUMAN SERVICES | 202103099349302245 |
| 2020 | Ge Foundation | Union of Concerned Scientists Inc Cambridge, MA | C | $6,075 | paid | MATCHING GIFTS | 202133099349100763 |
| 2020 | The Cloud Family Private Foundation C/O Harrison & Held Llp | Union of Concerned Scientists Cambridge, MA | B | $6,000 | paid | GENERAL PURPOSES | 202101819349101455 |
| 2020 | California Community Foundation | Union of Concerned Scientists Inc Cambridge, MA | A | $6,000 | paid | Environment | 202101339349302410 |
| 2020 | The Ayco Charitable Foundation | Union of Concerned Scientists Inc Cambridge, MA | A | $6,000 | paid | ENVIRONMENT & ANIMAL PROTECTION | 202142929349301604 |
| 2020 | The Kramer Family Foundation Inc | Union for Concerned Scientists Cambridge, MA | C | $6,000 | paid | EDUCATION | 202042189349100104 |
| 2020 | The Charlie & Mary Beth O'reilly Family Foundation | Union of Concerned Scientists Cambridge, MA | B | $5,500 | paid | GENERAL SUPPORT | 202111329349103201 |
| 2020 | The Loring Wolcott & Coolidge Charitable Trust-I | Union of Concerned Scientists Cambridge, MA | A | $5,250 | paid | PROGRAM SUPPORT | 202003529349300820 |
| 2020 | The Loring Wolcott & Coolidge Charitable Trust-I | Union of Concerned Scientists Cambridge, MA | A | $5,250 | paid | PROGRAM SUPPORT | 202003529349300820 |
| 2020 | The Branscomb Family Foundation | Union of Concerned Scientist Cambridge, MA | D | $5,000 | paid | CHARITABLE | 202122039349100207 |
| 2020 | The Charles Spear Charitable Foundation | Union of Concerned Scientists Cambridge, MA | C | $5,000 | paid | CHARITABLE | 202113169349103566 |
| 2020 | Idm Foundation | Union of Concerned Scientists Inc Cambridge, MA | B | $5,000 | paid | OPERATING SUPPORT | 202111279349100241 |
| 2020 | David F & Sara K Weston Fund | Union of Concerned Scientists Cambridge, MA | B | $5,000 | paid | GENERAL PURPOSE | 202131669349100818 |
| 2020 | Boveri-Trackman Family Foundation Inc | Union of Concerned Scientists Cambridge, MA | C | $5,000 | paid | Humanitarian donation | 202131359349101013 |
| 2020 | The Repass-Rodgers Foundation Inc | Union of Concerned Scientists Inc Cambridge, MA | B | $5,000 | paid | General & Unrestricted | 202113139349101611 |
| 2020 | The Orchard Foundation C/O Heidi Lehner Breed's Hill Capital | Union of Concerned Scientists Boston, MA | C | $5,000 | paid | TO FUND CHARITABLE MISSION OF CHARITABLE ORGANIZATION - CENTER FOR SCIENCE AND DEMOCRACY | 202142919349101004 |
| 2020 | The Edouard Foundation Inc C/O Fourpoints Asset Management Inc | Union of Concerned Scientists Cambridge, MA | B | $5,000 | paid | GENERAL OPERATING BUDGET | 202141029349100444 |
| 2020 | The Orchard Foundation C/O Heidi Lehner Breed's Hill Capital | Union of Concerned Scientists Boston, MA | C | $5,000 | paid | TO FUND CHARITABLE MISSION OF CHARITABLE ORGANIZATION. | 202142919349101004 |
| 2020 | The Jesse H and Susan R Oppenheimer Foundation | Union of Concerned Scientists Cambridge, MA | B | $5,000 | paid | OPERATING FUND | 202143169349101309 |
| 2020 | Lederer Foundation | Union of Concerned Scientists Cambridge, MA | C | $5,000 | paid | CHARITABLE | 202131329349102293 |
| 2020 | Kuhn Foundation | Union of Concerned Scientists Woburn, MA | C | $5,000 | paid | TO FURTHER RECIPIENT'S CHARITABLE PURPOSE | 202120259349100607 |
| 2020 | The Gwladys and John Zurlo Charitable Foundation | Union of Concerned Scientists Cambridge, MA | B | $5,000 | paid | COMMUNITY SUPPORT | 202131029349101158 |
| 2020 | The Great Island Foundation | Union of Concerned Scientists Cambridge, MA | B | $5,000 | paid | CHARITABLE GENERAL PURPOSE | 202241129349101009 |
| 2020 | Amy and Frank Linde Family Foundation I | Union of Concerned Scientists Cambridge, MA | C | $5,000 | paid | GENERAL FUND | 202133019349100308 |
| 2020 | Stanley Shalom Zielony Foundation | Union of Concerned Scientists Cambridge, MA | B | $5,000 | paid | general support grant | 202111959349100011 |
| 2020 | The Fred Gellert Family Foundation | Union of Concerned Scientists Cambridge, MA | B | $5,000 | paid | ENVIRONMENT | 202242239349100419 |
| 2020 | The Austin Foundation Inc | Union of Concerned Scientists Inc Cambridge, MA | B | $5,000 | paid | General & Unrestricted | 202122879349100017 |
| 2020 | Dr Robert C & Tina Sohn Foundation | Union of Concerned Scientists Cambridge, MA | B | $5,000 | paid | GENERAL SUPPORT | 202111259349100631 |
| 2020 | Francis and Christine Martin Family Foundation | Union of Concerned Scientists Inc Cambridge, MA | B | $5,000 | paid | General & Unrestricted | 202121959349101002 |
| 2020 | Ecotrust Peter W Vaughan | Union of Concerned Scientists Woburn, MA | C | $5,000 | paid | Unrestricted general operating support | 202111309349101521 |
| 2020 | The Bendit Family Foundation | Union of Concerned Scientists Cambridge, MA | B | $5,000 | paid | GENERALPURPOSEOF THE ORGANIZATION | 202143099349100734 |
| 2020 | The Murray Family Foundation | Union of Concerned Scientists Inc Cambridge, MA | B | $5,000 | paid | General & Unrestricted | 202133139349101608 |
| 2020 | Allen Family Foundation | Union of Concerned Scientists Inc Cambridge, MA | B | $5,000 | paid | SupportCharitableActivities | 202113169349105121 |
| 2020 | Fleischmann Foundation | Union of Concerned Scientists Cambridge, MA | B | $4,500 | paid | GENERAL CHARITABLE PURPOSES | 202121319349101047 |
| 2020 | Ploughshares Foundation | Union of Concerned Scientists Cambridge, MA | B | $4,000 | paid | GENERAL | 202141339349102559 |
| 2020 | The Silver Tie Fund Inc | Union of Concerned Scientists Cambridge, MA | B | $4,000 | paid | CHARITY | 202113169349104146 |
| 2020 | The Plato Malozemoff Foundation | Union of Concerned Scientists Cambridge, MA | B | $4,000 | paid | UNRESTRICTED GIFT | 202123179349101302 |
| 2020 | The Kalan Foundation | Union of Concerned Scientists Cambridge, MA | C | $4,000 | paid | CHARITABLE | 202121329349100412 |
| 2020 | The Oelman Foundation | Union of Concerned Scientists Cambridge, MA | B | $4,000 | paid | UNRESTRICTED | 202121309349102452 |
| 2020 | Pine River Foundation C/O We Trust Company | Union of Concerned Scientists Cambridge, MA | B | $3,000 | paid | TO PROVIDE SUPPORT TO EXEMPT ORGANIZATION | 202133129349102163 |
| 2020 | The Renaissance Foundation | Union of Concerned Scientists Cambridge, MA | B | $3,000 | paid | GENERAL OPERATING PURPOSES | 202103199349105305 |
| 2020 | Benjamin J Rosenthal Foundation | Union of Concerned Scientists Cambridge, MA | C | $3,000 | paid | GENERAL SUPPORT | 202141349349101814 |
| 2020 | Meyer and Esther Mazor Foundation Inc | Union of Concerned Scientists Cambridge, MA | B | $3,000 | paid | GENERAL FUND CONTRIBUTION | 202143199349101424 |
| 2020 | Csp Charitable Foundation | Union of Concerned Scientists Cambridge, MA | B | $3,000 | paid | CHARITABLE | 202121279349101342 |
| 2020 | Martin F Hatch Fund for Religious & Charitable Uses | Union of Concerned Scientists Cambridge, MA | C | $3,000 | paid | GENERAL CHARITABLE PURPOSES | 202113279349100106 |
| 2020 | Dankberg Family Foundation | Union of Concerned Scientists Cambridge, MA | B | $3,000 | paid | SCIENTIFIC RESEARCH SUPPORTING ENVIRONMENTAL ISSUES | 202121319349103172 |
| 2020 | The Hanson Family Foundation Inc | Union of Concerned Scientists Cambridge, MA | B | $3,000 | paid | GENERAL | 202111309349101171 |
| 2020 | The William J J Gordon Family Foundation | Union of Concerned Scientists Inc Cambridge, MA | B | $3,000 | paid | General & Unrestricted | 202143199349106529 |
| 2020 | Seattle Foundation | Union of Concerned Scientists Cambridge, MA | A | $3,000 | paid | FOOD/FARM/AG/JUSTICE | 202113029349301626 |
| 2020 | The Nathan Cummings Foundation Inc | Union of Concerned Scientists Cambridge, MA | B | $3,000 | paid | GENERAL SUPPORT | 202143169349105114 |
| 2020 | Robert and Virginia Shiller Foundation | Union of Concerned Scientists Cambridge, MA | C | $3,000 | paid | GENERAL SUPPORT | 202102179349100420 |
| 2020 | Seedtime Fund Inc C/O Mclaughlin & Stern Llp | Union of Concerned Scientists Cambridge, MA | B | $3,000 | paid | FOR GENERAL CHARITABLE PURPOSES | 202133159349101933 |
| 2020 | Crankstart Foundation | Union of Concerned Scientists Cambridge, MA | B | $2,500 | paid | GENERAL SUPPORT | 202133169349102813 |
| 2020 | Charles a Mastronardi Foundation C/O Wilmington Trust Company | Union of Concerned Scientists Cambridge, MA | B | $2,500 | paid | CHARITABLE, SCIENTIFIC, LITERARY, OR EDUCATIONAL PURPOSES, OR FOR PREVENTION OF CRUELTY TO ANIMALS. | 202111259349102221 |
| 2020 | Peters Family Foundation | Union of Concerned Scientists Cambridge, MA | B | $2,500 | paid | SUPPORT CHARITABLE PURPOSE | 202143199349107539 |
| 2020 | Malcolm Gibbs Foundation Inc | Union of Concerned Scientists Cambridge, MA | B | $2,500 | paid | GENERAL | 202011489349100916 |
| 2020 | Abrahamson Family Foundation | Union of Concerned Scientists Cambridge, MA | B | $2,500 | paid | GENERAL FUND | 202133199349100228 |
| 2020 | The Kalt Family Foundation | Union of Concerned Scientists Cambridge, MA | B | $2,500 | paid | GENERAL PURPOSE | 202121329349101727 |
| 2020 | Pajwell Foundation C/O Wolf Maryles & Associates LLC | Union of Concerned Scientists Inc Cambridge, MA | B | $2,500 | paid | TO AID THE DONEE ORGANIZATION IN CARRYING OUT ITS EXEMPT FUNCTIONS. | 202123199349106607 |
| 2020 | Lawrence & Alice Valenstein Family Fund Inc | Union of Concerned Scientists Cambridge, MA | C | $2,500 | paid | GENERAL SUPPORT | 202121239349101727 |
| 2020 | The Scudder Family Foundation Inc | Union of Concerned Scientists Woburn, MA | C | $2,500 | paid | TO ADVOCATE AGAINST GLOBAL WARMING AND OTHER ISSUES | 202102919349100410 |
| 2020 | Boger Family Foundation Inc C/O Nutter Mcclennen & Fish Llp | Union of Concerned Scientists Cambridge, MA | B | $2,500 | paid | GENERAL CHARITY | 202102499349100105 |
| 2020 | The Suwinski Family Foundation Inc | Union of Concerned Scientists Cambridge, MA | B | $2,500 | paid | UNRESTRICTED GRANTS | 202101279349101885 |
| 2020 | Bernard Weinberg Foundation | Union of Concerned Scientist Inc Cambridge, MA | C | $2,050 | paid | UNRESTRICTED GENERAL | 202110749349100136 |
| 2020 | Yetadel Foundation | Union of Concerned Scientists Cambridge, MA | B | $2,000 | paid | PROGRAM SUPPORT | 202121319349102012 |
| 2020 | Middlecott Foundation | Union of Concerned Scientists Cambridge, MA | B | $2,000 | paid | GENERAL SUPPORT | 202103199349102155 |
| 2020 | Alexander Host Foundation | Union of Concerned Scientists Cambridge, MA | C | $2,000 | paid | FURTHER ENVIRONMENT | 202111309349101636 |
| 2020 | The Fanwood Foundation C/O Bessemer Trust | Union of Concerned Scientists Cambridge, MA | B | $2,000 | paid | GENERAL PURPOSE | 202143199349100144 |
| 2020 | Seattle Foundation | Union of Concerned Scientists Cambridge, MA | A | $2,000 | paid | TO SUPPORT CENTER FOR SCIENCE AND DEMOCRACY | 202113029349301626 |
| 2020 | Gorlitz Foundation Ltd | Union of Concerned Scientists Woburn, MA | C | $2,000 | paid | RESEARCH & ADVOCACY ON SUSTAINABLE AGRICULTURE, GLOBAL WARMING, NUCLEAR POWER | 202123159349102367 |
| 2020 | The Bullitt Foundation | Union of Concerned Scientists Cambridge, MA | B | $2,000 | paid | MATCHING GRANTS | 202103009349100530 |
| 2020 | Oedel Foundation | Union of Concerned Scientists Cambridge, MA | B | $2,000 | paid | COMMUNITY & CHARITABLE | 202131329349102368 |
| 2020 | The Simsmaes Foundation Inc | Union of Concerned Scientists Cambridge, MA | B | $2,000 | paid | GENERAL PURPOSES | 202100699349100315 |
| 2020 | The Aaron Straus & Lillie Straus Foundation Inc | Union of Concerned Scientists Cambridge, MA | B | $2,000 | paid | ALL GENERAL SUPPORT | 202103159349103425 |
| 2020 | Marxe Family Foundation Inc | The Union of Concerned Scientists Inc Cambridge, MA | B | $2,000 | paid | GENERAL PURPOSE | 202141339349102439 |
| 2020 | Douglass Family Foundation | Union of Concerned Scientists Cambridge, MA | B | $2,000 | paid | ENVIROMENTAL | 202101979349100310 |
| 2020 | The Susan and Ford Schumann Foundation C/O Henry & Horne Llp | Union of Concerned Scientists Cambridge, MA | B | $2,000 | paid | GENERAL FUNDS | 202141329349102429 |
| 2020 | Philip W Riskin Charitable Foundation Inc | Union of Concerned Scientists Cambridge, MA | C | $2,000 | paid | CHARITY | 202132239349100308 |
| 2020 | Arthur Vining Davis Foundation #3 | Union of Concerned Scientists Inc Cambridge, MA | B | $2,000 | paid | Charitable purposes | 202132989349100673 |
| 2020 | The Double E-Foundation C/O Lynda Palevsky | Union of Concerned Scientists Cambridge, MA | B | $2,000 | paid | GENERAL OPERATING BUDGET | 202141319349103269 |
| 2020 | Shell Oil Company Foundation | Union of Concerned Scientists Inc Cambridge, MA | B | $1,625 | paid | MG | 202133159349100603 |
| 2020 | The Salon Family Foundation Inc | Union of Concerned Scientists Woburn, MA | C | $1,580 | paid | CHARITABLE | 202120769349100712 |
| 2020 | The Thelma S Rodbell Charitable Foundati | Union of Concerned Scientists Cambridge, MA | B | $1,500 | paid | GENERAL OPERATING BUDGET | 202111319349103111 |
| 2020 | Sd Bechtel Jr Foundation | Union of Concerned Scientists Inc Cambridge, MA | B | $1,500 | paid | FUNDS FOR UNRESTRICTED GENERAL SUPPORT | 202113199349102881 |
| 2020 | Living Springs Foundation | Union of Concerned Scientists Inc Cambridge, MA | B | $1,500 | paid | GENERAL SUPPORT | 202141309349101779 |
| 2020 | Jewell Foundation Limited | Union of Concerned Scientists Cambridge, MA | B | $1,500 | paid | CHARITABLE | 202142639349100319 |
| 2020 | The Martin Family Charitable Foundation Inc | Union of Concerned Scientists Inc Cambridge, MA | B | $1,500 | paid | General & Unrestricted | 202111819349100701 |
| 2020 | Jpmorgan Chase Foundation | Union of Concerned Scientists Cambridge, MA | B | $1,465 | paid | GENERAL OPERATING SUPPORT | 202122529349101012 |
| 2020 | Jane M Gitschier Foundation | Union of Concerned Scientists Woburn, MA | C | $1,300 | paid | GENERAL FUND | 202121049349100147 |
| 2020 | Bdh Foundation | Union of Concerned Scientists Cambridge, MA | B | $1,200 | paid | OPERATIONS | 202141259349103459 |
| 2020 | Forrest C & Frances H Lattner Foundation | Union of Concerned Scientists Cambridge, MA | B | $1,175 | paid | GENERAL SUPPORT | 202142849349100304 |
| 2020 | Rudolph Joseph Foundation | Union of Concerned Scientists Cambridge, MA | B | $1,100 | paid | Charitable | 202133149349100143 |
| 2020 | The Irving and Geraldine Schaffer Foundation Inc | Union of Concerned Scientists Cambridge, MA | B | $1,000 | paid | GENERAL USE | 202123129349100412 |
| 2020 | Rubens Family Foundation | Union of Concerned Scientists Cambridge, MA | B | $1,000 | paid | GENERAL | 202121309349101002 |
| 2020 | S S Family Foundation Inc | Union of Concerned Scientists Cambridge, MA | B | $1,000 | paid | FUND INNOVATIVE SOLUTIONS FOR A HEALTHY, SAFE, AND SUSTAINABLE FUTURE | 202103069349100310 |
| 2020 | Pazala | Union of Concerned Scientists Cambridge, MA | B | $1,000 | paid | ENVIRONMENTAL PROTECTION | 202102789349100420 |
| 2020 | Aaron and Patricia Blumberg Foundation | Union of Concerned Scientists Inc Cambridge, MA | B | $1,000 | paid | General & Unrestricted | 202121329349101502 |
| 2020 | David & Sylvia Weisz Foundation | Union of Concerned Scientists Cambridge, MA | B | $1,000 | paid | SUPPORT OF ORGANIZATION'S MISSION | 202141349349101679 |
| 2020 | The Goodwin Foundation | Union of Concerned Scientists Woburn, MA | C | $1,000 | paid | ENTITY SUPPORT | 202111119349101106 |
| 2020 | Silver Mountain Foundation for the Arts | Union of Concerned Scientists Cambridge, MA | C | $1,000 | paid | GENERAL PURPOSES - Environmental | 202143199349107519 |
| 2020 | Scarlet Charitable Trust | Union of Concerned Scientist Cambride, MA | C | $1,000 | paid | GENERAL & UNRESTRICTED | 202141259349101624 |
| 2020 | Allstadt Hardin Foundation | Union of Concerned Scientist Cambridge, MA | C | $1,000 | paid | ENVIRONMENT | 202141379349101609 |
| 2020 | Charles V W Brooks Charitable Trust | Union of Concerned Scientists Cambridge, MA | C | $1,000 | paid | FURTHER CHARITABLEPURPOSE OFEXEMPT ORG. | 202133089349100518 |
| 2020 | New Horizon Foundation | Union of Concerned Scientists Cambridge, MA | B | $1,000 | paid | Environmental | 202120149349100212 |
| 2020 | Seymour and Sylvia Rothchild Family 2004 Charitable Foundation | Union of Concerned Scientists Inc Cambridge, MA | B | $1,000 | paid | raising awareness of problems of climate change | 202110959349101001 |
| 2020 | Stiefel Freethought Foundation | Union of Concerned Scientists Inc Cambridge, MA | B | $1,000 | paid | General & Unrestricted | 202112719349100206 |
| 2020 | Strausman Family Fund Inc | Union of Concerned Scientists Cambridge, MA | B | $1,000 | paid | TO FURTHER DONEE'S EXEMPT PURPOSE | 202111049349100621 |
| 2020 | Modestus Bauer Foundation | Union of Concerned Scientists Inc Cambridge, MA | B | $1,000 | paid | GENERAL CHARITABLE USE | 202113099349101001 |
| 2020 | Sb Wolf Family Foundation C/O Steven Wolf | Union of Concerned Scientists Cambridge, MA | B | $1,000 | paid | CHARITABLE | 202132879349100228 |
| 2020 | Hixon Family Foundation | Union of Concerned Scientists Cambridge, MA | B | $1,000 | paid | CHARITABLE | 202131959349100208 |
| 2020 | Elno Family Foundation Inc | Union of Concerned Scientists Cambridge, MA | B | $1,000 | paid | ADVOCACY | 202131329349102988 |
| 2020 | Allstadt Hardin Foundation | Union of Concerned Scientists Cambridge, MA | B | $1,000 | paid | ENVIRONMENT | 202141379349101609 |
| 2020 | Padosi Foundation | Union of Concerned Scientists Cambridge, MA | B | $1,000 | paid | TO SUPPORT THE ORGANIZATION | 202141339349102639 |
| 2020 | Pajwell Foundation C/O Wolf Maryles & Associates LLC | Union of Concerned Scientists Inc Cambridge, MA | B | $1,000 | paid | TO AID THE DONEE ORGANIZATION IN CARRYING OUT ITS EXEMPT FUNCTIONS. | 202123199349106607 |
| 2020 | The Patriot Foundation C/O Peter Boari All Cpas | Union of Concerned Scientists Cambridge, MA | B | $1,000 | paid | TO FURTHER THE CHARITABLE ORGANIZATION | 202111289349101011 |
| 2020 | The William & Flora Hewlett Foundation | Union of Concerned Scientists Inc Cambridge, MA | B | $1,000 | paid | MATCHING GIFT OF STAFF AND BOARD MEMBERS | 202123079349101542 |
| 2020 | Irving & Marilyn L Naiditch Family Foundation | Union Concerned Scientists Cambridge, MA | C | $1,000 | paid | TO AID ORGANIZATION | 202121669349101012 |
| 2020 | The Blum Merians Foundation | Union of Concerned Scientists Cambridge, MA | B | $1,000 | paid | TO HELP FUND THEIR CHARITABLE PURPOSES | 202103199349106685 |
| 2020 | Kane Family Foundation | Union of Concerned Scientists Cambridge, MA | C | $1,000 | paid | GENERAL SUPPORT | 202113099349101656 |
| 2020 | Messing Family Charitable Foundation | Union of Concerned Scientists Inc Cambridge, MA | B | $1,000 | paid | General & Unrestricted | 202122999349100317 |
| 2020 | Melvin and Sylvia Kafka Foundation Co Sara Suchman | Union of Concerned Scientists Cambridge, MA | B | $1,000 | paid | FinancialSupport | 202141359349100519 |
| 2020 | The David and Lucile Packard Foundation | Union of Concerned Scientists Inc Cambridge, MA | B | $782 | paid | GENERAL SUPPORT | 202113199349106626 |
| 2020 | The Baltimore Family Fund | Union of Concerned Scientists Inc Cambridge, MA | B | $750 | paid | General & Unrestricted | 202142249349100804 |
| 2020 | The Rockefeller Foundation | Union of Concerned Scientists Inc Cambridge, MA | B | $750 | paid | IN SUPPORT OF RF DONATIONS TO CHARITABLE ORGANIZATIONS | 202143079349100824 |
| 2020 | Sad Foundation Inc | Union of Concerned Scientists Cambridge, MA | B | $750 | paid | UNRESTRICTED | 202120259349100402 |
| 2020 | Dor Family Foundation | The Union of Concerned Scientists Inc Cambridge, MA | C | $700 | paid | GENERAL OPERATIONS | 202143199349110419 |
| 2020 | The Morris & Sylvia Trachten Family Foundation | Union of Concerned Scientists Inc Cambridge, MA | B | $550 | paid | General & Unrestricted | 202143199349110224 |
| 2020 | Seattle Foundation | Union of Concerned Scientists Cambridge, MA | A | $500 | paid | FOR ANNUAL SUPPORT | 202113029349301626 |
| 2020 | Phyllis & Donald Kahn Foundation Inc | Union of Concerned Scientists Cambridge, MA | B | $500 | paid | GENERAL CHARITABLE PURPOSES | 202042269349100214 |
| 2020 | Marbeach Foundation | Union of Concerned Scientists Cambridge, MA | B | $500 | paid | GENERAL | 202143159349102604 |
| 2020 | Marianne and George Markham Foundation | Union of Concerned Scientists Cambridge, MA | B | $500 | paid | GENERAL | 202141329349100019 |
| 2020 | Franklin Cole Foundation | Union of Concerned Scientists Cambridge, MA | B | $500 | paid | SUPPORT ENVIRONMENTAL ADVOCACY | 202102219349100425 |
| 2020 | Caplin Foundation | Union of Concerned Scientists Inc Cambridge, MA | B | $500 | paid | General & Unrestricted | 202113169349100326 |
| 2020 | Gordon E and Betty I Moore Foundation | Union of Concerned Scientists Inc Cambridge, MA | B | $500 | paid | In support of general operations. | 202113169349104326 |
| 2020 | The Jeanne Myerson and John Cate Family | Union of Concerned Scientests Cambridge, MA | C | $500 | paid | UNRESTRICTED GIFT | 202101349349100015 |
| 2020 | The Joseph and Anna Gartner Foundation | Union of Concerned Scientists Cambridge, MA | B | $500 | paid | OPERATION/SPEC. PROJ/ENDOWMENTS | 202031219349100108 |
| 2020 | Edyne and Allen Gordon Foundation Inc | Union of Concerned Scientists Cambridge, MA | B | $500 | paid | SCIENCE AND ACTION | 202111069349100311 |
| 2020 | Wayne Goldstein Memorial Foundation | Union of Concerned Scientists Cambridge, MA | B | $500 | paid | GENERAL FUNDING | 202102189349100310 |
| 2020 | Alan M & Mildred S Ravenal Foundation | Union of Concerned Scientists Cambridge, MA | B | $500 | paid | CHARITABLE | 202120229349100802 |
| 2020 | Highland Street Connection and Subsidiaries | Union of Concerned Scientists Cambridge, MA | B | $500 | paid | FOR THE ENVIRONMENT. | 202113339349100156 |
| 2020 | Gordon E and Betty I Moore Foundation | Union of Concerned Scientists Inc Cambridge, MA | B | $500 | paid | In support of general operations. | 202303549349100615 |
| 2020 | The Steelberg Family Foundation | Union of Concerned Scientists Inc Cambridge, MA | B | $500 | paid | General & Unrestricted | 202101819349100800 |
| 2020 | The Clements Family Charitable Trust C/O Thomas Clements III | Union of Concerned Scientists Cambridge, MA | C | $500 | paid | GENERAL FUNDING | 202111339349103501 |
| 2020 | The Manchester Family Pfdn | Union of Concerned Scientists Inc Cambridge, MA | C | $500 | paid | GENERAL OPERATING | 202111239349102351 |
| 2020 | Amica Companies Foundation | Union of Concerned Scientists Inc Cambridge, MA | B | $438 | paid | GENERAL PURPOSE | 202103199349106350 |
| 2020 | Douglas and Maria Bayer Foundation | Union of Concerned Scientists Cambridge, MA | B | $400 | paid | CONTRIBUTION TO BE USED FOR CHARITABLE PURPOSES | 202132359349100913 |
| 2020 | The Honickman Foundation | Union of Concerned Scientists Cambridge, MA | B | $400 | paid | GENERAL FUNDS | 202123129349101932 |
| 2020 | The Bank of America Charitable Foundation Inc | Union of Concerned Scientists Inc Cambridge, MA | B | $395 | paid | GENERAL SUPPORT | 202131479349100003 |
| 2020 | Agilent Technologies Foundation | Union of Concerned Scientists Inc Cambridge, MA | B | $375 | paid | PROGRAM SUPPORT | 202132589349101008 |
| 2020 | Ullman Family Charitable Foundation | Union of Concerned Scientists Cambridge, MA | B | $350 | paid | GENERAL OPERATIONS | 202120279349100202 |
| 2020 | The Graco Foundation | Union of Concerned Scientists Inc Cambridge, MA | B | $269 | paid | DOLLARS FOR DOERS | 202102739349100005 |
| 2020 | Ernsteen Family Foundation | Union of Concerned Scientists Cambridge, MA | B | $250 | paid | UNRESTRICTED | 202102429349100210 |
| 2020 | The Robert Wood Johnson Foundation | Union of Concerned Scientists Inc Cambridge, MA | B | $250 | paid | Matching Gifts | 202143159349102389 |
| 2020 | The Robert Wood Johnson Foundation | Union of Concerned Scientists Inc Cambridge, MA | B | $250 | paid | Matching Gifts | 202331099349100118 |
| 2020 | Wintman Family Charitable Trust B C/O Bruce I Wintman | Union of Concerned Scientists Cambridge, MA | B | $250 | paid | PUBLIC WELFARE | 202131319349102468 |
| 2020 | Alchemy Foundation | Union of Concerned Scientists (ucs) Cambridge, MA | C | $250 | paid | General Support | 202111349349101446 |
| 2020 | Ernst & Elfriede Frank Foundation Inc | Union of Concerned Scientists Cambridge, MA | B | $250 | paid | GENERAL CHARITABLE | 202131939349100258 |
| 2020 | The Zeelander Foundation | Union of Concerned Scientists Cambridge, MA | B | $250 | paid | ORGANIZATIONS CHARITABLE PURPOSE | 202133199349108833 |
| 2020 | Myers L & Marilyn R Girsh Foundation Inc | Union of Concerned Scientists Cambridge, MA | B | $200 | paid | CONTRIBUTION TO 501(C)(3) ORGANIZAT | 202141309349101939 |
| 2020 | The Bank of America Charitable Foundation Inc | Union of Concerned Scientists Inc Cambridge, MA | B | $200 | paid | GENERAL SUPPORT | 202131479349100003 |
| 2020 | Arkes Family Foundation | Union of Concerned Scientists Inc Cambridge, MA | B | $200 | paid | EXEMPT PURPOSE OF ORGANIZATION | 202103199349107685 |
| 2020 | Davidson Foundation for Music Dance and Dramatic Arts | Union of Concerned Scientists Cambridge, MA | B | $200 | paid | SCIENTIFIC | 202141309349102564 |
| 2020 | Lippy Foundation | Union of Concerned Scientists Cambridge, MA | B | $200 | paid | SCIENTIFIC RESEARCH | 202143199349103869 |
| 2020 | Annie E Casey Foundation Inc | Union of Concerned Scientists Cambridge, MA | B | $200 | paid | CHARITABLE CONTRIBUTION THROUGH THE MATCHING GIFTS PROGRAM | 202143169349102124 |
| 2020 | The Robert Wood Johnson Foundation | Union of Concerned Scientists Inc Cambridge, MA | B | $175 | paid | Matching Gifts | 202143159349102389 |
| 2020 | The Robert Wood Johnson Foundation | Union of Concerned Scientists Inc Cambridge, MA | B | $175 | paid | Matching Gifts | 202331099349100118 |
| 2020 | The Danica Foundation | Union of Concerned Scientists Cambridge, MA | B | $150 | paid | ECONOMIC POLICY | 202123099349101152 |
| 2020 | Partan Foundation C/O Andrew Stewart Partan Trustee | Union Concerned Scientists Cambridge, MA | C | $150 | paid | General Support | 202103169349102430 |
| 2020 | Duke Energy Foundation | Union of Concerned Scientists Inc Cambridge, MA | B | $150 | paid | EMPLOYEE MATCHING GIFTS | 202113169349100346 |
| 2020 | The Robert Wood Johnson Foundation | Union of Concerned Scientists Inc Cambridge, MA | B | $125 | paid | Matching Gifts | 202331099349100118 |
| 2020 | The Robert Wood Johnson Foundation | Union of Concerned Scientists Inc Cambridge, MA | B | $125 | paid | Matching Gifts | 202143159349102389 |
| 2020 | The Robert Wood Johnson Foundation | Union of Concerned Scientists Inc Cambridge, MA | B | $125 | paid | Matching Gifts | 202143159349102389 |
| 2020 | The Robert Wood Johnson Foundation | Union of Concerned Scientists Inc Cambridge, MA | B | $125 | paid | Matching Gifts | 202331099349100118 |
| 2020 | The Yelp Foundation | Union of Concerned Scientists Inc Cambridge, MA | B | $122 | paid | MATCHING CONTRIBUTION MADE BY EMPLOYEE OF YELP, INC. | 202102859349100625 |
| 2020 | Lamb Weston Charitable Foundation | Union of Concerned Scientists Inc Cambridge, MA | B | $110 | paid | COMMUNITY SUPPORT | 202133199349106713 |
| 2020 | Corduroy Charitable Trust | Union of Concerned Scientists Cambridge, MA | B | $100 | paid | GENERAL OPERATIONS | 202131109349100403 |
| 2020 | Middlecott Foundation | Union of Concerned Scientists Cambridge, MA | B | $100 | paid | GENERAL SUPPORT | 202103199349102155 |
| 2020 | The Bank of America Charitable Foundation Inc | Union of Concerned Scientists Inc Cambridge, MA | B | $100 | paid | GENERAL SUPPORT | 202131479349100003 |
| 2020 | Freeman-Woollam Foundation | Union of Concerned Scientists Cambridge, MA | B | $100 | paid | SUPPORT EDUCATIONAL PROGRAMS | 202102569349100510 |
| 2020 | The Jm Capozzola Foundation | Union of Concerned Scientists Cambridge, MA | B | $100 | paid | TO FURTHER CHARITY'SWORK IN THEIR FIELD | 202112229349100601 |
| 2020 | The Assouline-Lichten Foundation in | Union of Concerned Scientists Cambridge, MA | B | $100 | paid | PROGRAM ACCOMPLISHMENTS | 202142179349100704 |
| 2020 | Motorola Solutions Foundation | Union of Concerned Scientists Inc Cambridge, MA | B | $100 | paid | General Operating Support | 202112279349100301 |
| 2020 | The Jampel Family Foundation | Union of Concerned Scientists Cambridge, MA | B | $100 | paid | UNRESTRICTED CHARITABLE GIFT | 202103199349101015 |
| 2020 | South Mountain Company Foundation | Union of Concerned Scientists Cambridge, MA | B | $100 | paid | SUPPORT CONSERVATION AND ENVIRONMENT | 202100469349100525 |
| 2020 | Donald W Collier Charitable Trust II | Union of Concerned Scientists Cambridge, MA | B | $100 | paid | Unrestricted | 202101169349100420 |
| 2020 | Howard & Sheila Pizer Charitable Found | Union Concerned Scientist Cambridge, MA | D | $100 | paid | CHARITABLE | 202112359349100121 |
| 2020 | Mock Foundation | Union of Concerned Scientists Cambridge, MA | B | $100 | paid | GENERAL | 202111319349102851 |
| 2020 | Abbvie Foundation | Union of Concerned Scientists Inc Cambridge, MA | B | $100 | paid | MATCHING GRANTS | 202113159349102971 |
| 2020 | The Anne & Gerald Freedman Charitable Foundation Inc | Union of Concerned Scientists Woburn, MA | C | $100 | paid | GENERAL DONATION TO SUPPORT ORGANIZATION'S ACTIVITIES. | 202021929349101467 |
| 2020 | The Bank of America Charitable Foundation Inc | Union of Concerned Scientists Inc Cambridge, MA | B | $82 | paid | GENERAL SUPPORT | 202131479349100003 |
| 2020 | Lamb Weston Charitable Foundation | Union of Concerned Scientists Inc Cambridge, MA | B | $80 | paid | COMMUNITY SUPPORT | 202133199349106713 |
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| 2020 | The William Penn Foundation | Union of Concerned Scientists Inc Cambridge, MA | B | $70 | paid | GENERAL SUPPORT | 202113169349102021 |
| 2020 | Ada Brandon Charitable Foundation Inc | Union of Concerned Scientists Cambridge, MA | B | $60 | paid | General Donation | 202122709349100402 |
| 2020 | Aetna Foundation Inc | Union of Concerned Scientists Inc Cambridge, MA | B | $60 | paid | GENERAL PURPOSE | 202113199349104976 |
| 2020 | Beard Family Charitable Trust John E Beard Trustee | Union of Concerned Scientists Cambridge, MA | B | $50 | paid | GENERAL PURPOSE | 202111379349100316 |
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| 2020 | Chubb Charitable Foundation | Union of Concerned Scientists Inc Cambridge, MA | B | $50 | paid | Matching Gifts | 202220129349100907 |
| 2020 | Noonmark Foundation | Union of Concerned Scientists Cambridge, MA | B | $50 | paid | ENVIRONMENT | 202123059349100612 |
| 2020 | Carverdelaney Families Foundation Inc | Union of Concerned Scientists Inc Cambridge, MA | B | $50 | paid | UNRESTRICTED | 202103129349101365 |
| 2020 | The Bank of America Charitable Foundation Inc | Union of Concerned Scientists Inc Cambridge, MA | B | $49 | paid | GENERAL SUPPORT | 202131479349100003 |
| 2020 | American Tower Charitable Foundation Inc | Union of Concerned Scientists Inc Cambridge, MA | B | $40 | paid | GENERAL PURPOSE | 202121379349102352 |
| 2020 | The Bank of America Charitable Foundation Inc | Union of Concerned Scientists Inc Cambridge, MA | B | $40 | paid | GENERAL SUPPORT | 202131479349100003 |
| 2020 | Verizon Foundation | Union of Concerned Scientists Inc Cambridge, MA | C | $35 | paid | MIP PAYOUT FOR 03/10/20 | 202123199349109562 |
| 2020 | The Bank of America Charitable Foundation Inc | Union of Concerned Scientists Inc Cambridge, MA | B | $35 | paid | GENERAL SUPPORT | 202131479349100003 |
| 2020 | Kurz Charitable Trust & Foundation 100183 | Union of Concerned Scientists Cambridge, MA | B | $35 | paid | CHARITABLE | 202140979349100304 |
| 2020 | The Bank of America Charitable Foundation Inc | Union of Concerned Scientists Inc Cambridge, MA | B | $30 | paid | GENERAL SUPPORT | 202131479349100003 |
| 2020 | American Tower Charitable Foundation Inc | Union of Concerned Scientists Inc Cambridge, MA | B | $20 | approved, future | GENERAL PURPOSE | 202121379349102352 |
| 2019 | Fidelity Investments Charitable Gift Fund | Union of Concerned Scientists Inc Cambridge, MA | A | $1,312,553 | paid | For grant recipient's exempt purposes | 202041789349301474 |
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| 2019 | Jewish Communal Fund | Union of Concerned Scientists Inc Cambridge, MA | A | $168,030 | paid | General Support | 202000429349300605 |
| 2019 | Lawrence E & Elaine Smith Irell Foundation | Union of Concerned Scientists Cambridge, MA | B | $125,000 | paid | ASSIST ORGANIZATION TO ACHIEVE ITS GOALS | 202021969349100247 |
| 2019 | Carnegie Corporation of New York | Union of Concerned Scientists Cambridge, MA | B | $116,200 | paid | FOR A PROJECT TO PROVIDE TRAINING AND PROFESSIONAL OPPORTUNITIES FOR EARLY- AND MID-CAREER TECHNICAL EXPERTS ON INTERNATIONAL SECURITY | 202031969349101943 |
| 2019 | The San Francisco Foundation | Union of Concerned Scientists Cambridge, MA | A | $86,486 | paid | FOR GENERAL SUPPORT, TO ENSURE THAT BEST AVAILABLE SCIENCE IS USED TO ADDRESS GLOBAL PROBLEMS AND ADVOCATE FOR A HEALTHY WORLD, TO SUPPORT THE CENTER FOR SCIENCE AND DEMOCRACY. | 202011549349301116 |
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| 2019 | V Kann Rasmussen Foundation Inc | Union of Concerned Scientists Cambridge, MA | B | $50,000 | paid | IN SUPPORT OF THE ORGANIZATION'S CLIMATE PROGRAM | 202031849349100733 |
| 2019 | Emmett Foundation | Union of Concerned Scientists Cambridge, MA | B | $50,000 | paid | TO SUPPORT SCIENTIST TO SOLVE THE PLANET'S MOST PRESSING PROBLEMS | 202021679349100532 |
| 2019 | V Kann Rasmussen Foundation Inc | Union of Concerned Scientists Cambridge, MA | B | $50,000 | approved, future | IN SUPPORT OF THE ORGANIZATION'S CLIMATE PROGRAM | 202031849349100733 |
| 2019 | The Timken Matthews Family Foundation | Union of Concerned Scientists Cambridge, MA | B | $50,000 | paid | UNRESTRICTED | 202010219349100001 |
| 2019 | Foundation M | Union of Concerned Scientists Cambridge, MA | B | $40,000 | paid | GENERAL PURPOSE | 202030319349100003 |
| 2019 | Telemachus Foundation to Empower the Poor and End War | Union of Concerned Scientists Cambridge, MA | B | $35,000 | paid | SUPPORT | 202001619349100610 |
| 2019 | Natural Resources Defense Council Inc | Union of Concerned Scientists Cambridge, MA | A | $33,000 | paid | ENV. ADVOCACY | 202011399349300981 |
| 2019 | Wy'east Foundation | Union of Concerned Scientists Cambridge, MA | B | $30,000 | paid | SUPPORT INDEPENDENT SCIENCE FOR A SUSTAINABLE FUTURE. | 202001309349100500 |
| 2019 | Prospect Hill Foundation Inc | Union of Concerned Scientists Cambridge, MA | C | $30,000 | paid | REDUCING THE RISK OF NUCLEAR WAR | 202030389349100703 |
| 2019 | The Loring Wolcott & Coolidge Charitable Trust-I | Union of Concerned Scientists Cambridge, MA | A | $27,000 | paid | PROGRAM SUPPORT | 202031979349303008 |
| 2019 | Lockhart Vaughan Foundation | Union of Concerned Scientists Cambridge, MA | B | $25,000 | paid | ENVIRONMENT: WORK ON ISSUES AROUND CLIMATE CHANGE. | 202031789349100823 |
| 2019 | Ryan Memorial Foundation | Union of Concerned Scientists Cambridge, MA | B | $22,500 | paid | UNRESTRICTED | 202031399349100363 |
| 2019 | Martin R Prince Charitable Foundation Inc | Union of Concerned Scientists Cambridge, MA | B | $20,000 | paid | UNRESTRICTED FOR PURPOSES OF ORGANIZATION | 202040489349101104 |
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| 2019 | Triangle Community Foundation Inc | Union of Concerned Scientists Cambridge, MA | A | $16,000 | paid | GENERAL PURPOSE | 202041189349301074 |
| 2019 | Bardeen-Greytak Family Foundation Inc | Union of Concerned Scientists Cambridge, MA | B | $15,000 | paid | TO FURTHER RECIPIENT'S TAX-EXEMPT PURPOSE | 202001409349100020 |
| 2019 | Arches Foundation | Union of Concerned Scientists Inc Cambridge, MA | C | $15,000 | paid | ORGANIZATION DEDICATED TO PRESERVING NATURAL RESOURCES, PROMOTING ARTS, EDUCATION AND CIVIL RIGHTS. | 202022259349100602 |
| 2019 | The Clara Weiss Fund | Union of Concerned Scientists Cambridge, MA | B | $15,000 | paid | To support non-profit operations | 202001999349100300 |
| 2019 | The Weil Family Foundation | Union of Cocerned Scientists Cambridge, MA | C | $15,000 | paid | CHARITABLE | 202020419349100402 |
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| 2019 | Goldman Sachs Philanthropy Fund | Union of Concerned Scientists Inc Cambridge, MA | A | $14,500 | paid | ENVIRONMENT & ANIMAL PROTECTION | 202022189349300322 |
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| 2019 | Tisbest Philanthropy | Union of Concerned Scientists Cambridge, MA | A | $13,330 | paid | See TisBest mission. | 202031369349303178 |
| 2019 | Community Foundation for Greater Buffalo Inc | Union of Concerned Scientists Inc Cambridge, MA | A | $11,100 | paid | UNRESTRICTED USE | 202043219349314894 |
| 2019 | Community Foundation for Greater Buffalo Inc | Union of Concerned Scientists Inc Cambridge, MA | A | $11,100 | paid | UNRESTRICTED USE | 202043219349314894 |
| 2019 | Beatrice R& Joseph Acoleman Foundation | Union of Concerned Scientists Cambridge, MA | B | $10,138 | paid | GENERAL USE | 202001319349100200 |
| 2019 | North Pond Foundation | Union of Concerned Scientists Cambridge, MA | B | $10,032 | paid | CONSERVATION | 202011959349100801 |
| 2019 | Dallas & Louise Anderson Foundation | Union of Concerned Scientists Cambridge, MA | B | $10,000 | paid | GENERAL SUPPORT | 202001129349100320 |
| 2019 | The Philip R Jonsson Foundation C/O Signal Media Corporation | Union of Concerned Scientists Cambridge, MA | B | $10,000 | paid | GENERAL OPERATING FUND | 202041929349100334 |
| 2019 | Bear Gulch Foundation | Union of Concerned Scientists Cambridge, MA | B | $10,000 | paid | GENERAL OPERATIONS | 202041539349100509 |
| 2019 | The Nararo Foundation C/O Thomas I Whitman | Union of Concerned Scientists Cambridge, MA | B | $10,000 | paid | UNRESTRICTED GRANT FOR DONEE'S EXEMPT PURPOSE. | 202041499349101514 |
| 2019 | Aspen Community Foundation | Union of Concerned Scientests Cambridge, MA | A | $10,000 | paid | EDUCATION | 202022349349300032 |
| 2019 | Raymond James Charitable Endowment Fund C/O Raymond James Trust Na Trustee | Union of Concerned Scientists Inc Cambridge, MA | A | $9,550 | paid | GENERAL USE | 202030089349300813 |
| 2019 | Community Foundation of New Jersey | Union of Concerned Scientists Cambbaskin Ridge, MA | A | $9,500 | paid | GENERAL SUPPORT | 202033259349300508 |
| 2019 | Community Foundation of New Jersey | Union of Concerned Scientists Cambbaskin Ridge, MA | A | $9,500 | paid | GENERAL SUPPORT | 202033259349300508 |
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| 2019 | Danem Foundation C/O Thomas Hahn | Union of Concerned Scientist Cambridge, MA | D | $7,000 | paid | TO END PROVERTY | 202002249349100105 |
| 2019 | The Chicago Community Trust | Union of Concerned Scientists Inc Cambridge, MA | A | $6,750 | paid | GENERAL OPERATING SUPPORT | 202022199349300707 |
| 2019 | United Way Worldwide | Union of Concerned Scientists Inc Cambridge, MA | A | $6,662 | paid | General Charitable Operation | 202043219349319519 |
| 2019 | United Way Worldwide | Union of Concerned Scientists Inc Cambridge, MA | A | $6,662 | paid | General Charitable Operation | 202043219349319519 |
| 2019 | Bny Mellon Charitable Gift Fund C/O Bny Mellon Na | Union of Concerned Scientists Inc Cambridge, MA | A | $5,500 | paid | TO FURTHER THE ORGANIZATIONS EXEMPT PURPOSE | 202031909349301903 |
| 2019 | Combined Jewish Philanthropies of Greater Boston Inc | Union of Concerned Scientists Cambridge, MA | A | $5,400 | paid | DAF - Environment | 202011239349300701 |
| 2019 | Francis and Christine Martin Family Foundation | Union of Concerned Scientists Inc Cambridge, MA | B | $5,000 | paid | General & Unrestricted | 202001639349101300 |
| 2019 | Ruth Brown Foundation | Union of Concerned Scientists Cambridge, MA | B | $5,000 | paid | ENVIRONMENTAL | 202011199349100506 |
| 2019 | Stanley Shalom Zielony Foundation | Union of Concerned Scientists Cambridge, MA | B | $5,000 | paid | general support grant | 202041279349101514 |
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| 2019 | Dr Robert C & Tina Sohn Foundation | Union of Concerned Scientists Cambridge, MA | B | $5,000 | paid | GENERAL SUPPORT | 202032269349100403 |
| 2019 | Boveri-Trackman Family Foundation Inc | Union of Concerned Scientists Cambridge, MA | C | $4,000 | paid | Educational | 202011289349100001 |
| 2019 | Shethar Foundation Incorporated | Union of Concerned Students Cambridge, MA | C | $4,000 | paid | GENERAL CONTRIBUTION | 202032349349100303 |
| 2019 | Pine River Foundation C/O We Trust Company | Union of Concerned Scientists Cambridge, MA | B | $4,000 | paid | TO PROVIDE SUPPORT TO EXEMPT ORGANIZATION | 202031679349101028 |
| 2019 | Kaplan Family Foundation | Union of Concerned Scientists Cambridge, MA | B | $4,000 | paid | OTHER | 202041259349102354 |
| 2019 | The Gwladys and John Zurlo Charitable Foundation | Union of Concerned Scientists Cambridge, MA | B | $3,000 | paid | COMMUNITY SUPPORT | 202040139349100359 |
| 2019 | Dankberg Family Foundation | Union of Concerned Scientists Cambridge, MA | B | $3,000 | paid | SCIENTIFIC RESEARCH SUPPORTING ENVIRONMENTAL ISSUES | 202021229349100612 |
| 2019 | Csp Charitable Foundation | Union of Concerned Scientists Cambridge, MA | B | $3,000 | paid | CHARITABLE | 202031089349100808 |
| 2019 | The Hanson Family Foundation Inc | Union of Concerned Scientists Cambridge, MA | B | $3,000 | paid | GENERAL | 202001789349100010 |
| 2019 | The Charlie & Mary Beth O'reilly Family Foundation | Union of Concerned Scientists Cambridge, MA | B | $3,000 | paid | GENERAL SUPPORT | 202031969349101553 |
| 2019 | Lawrence & Alice Valenstein Family Fund Inc | Union of Concerned Scientists Cambridge, MA | C | $2,500 | paid | GENERAL SUPPORT | 202040929349101004 |
| 2019 | Ted & Ruth Johnson Family Foundation | Union of Concerned Scientists Inc Cambridge, MA | B | $2,500 | paid | GENERAL PURPOSE | 202021679349101107 |
| 2019 | Philip W Riskin Charitable Foundation Inc | Union of Concerned Scientists Cambridge, MA | C | $2,000 | paid | CHARITY | 202000999349100215 |
| 2019 | The Osherenko-Young Foundation | Union of Concerned Scientists Cambridge, MA | B | $2,000 | paid | GENERAL | 202011289349101506 |
| 2019 | Eleanore Bennett Charitable Trust #1 | Union of Concerned Scientists Cambridge, MA | B | $2,000 | paid | ENTITY SUPPORT | 201932809349100303 |
| 2019 | The Simsmaes Foundation Inc | Union of Concerned Scientists Cambridge, MA | B | $2,000 | paid | GENERAL PURPOSES | 202031289349100328 |
| 2019 | The Bank of America Charitable Foundation Inc | Union of Concerned Scientists Inc Cambridge, MA | B | $1,750 | paid | PROGRAM/OPERATING SUPPORT | 202001499349100200 |
| 2019 | Albert & Pamela Bendich Charitable Trust C/O Alan H Hammerman | Union of Concerned Scientists Woburn, MA | C | $1,500 | paid | PROMOTE CLEAN AIR | 202022449349100702 |
| 2019 | Jane M Gitschier Foundation | Union of Concerned Scientists Woburn, MA | C | $1,300 | paid | GENERAL FUND | 202020769349101142 |
| 2019 | Jpmorgan Chase Foundation | Union of Concerned Scientists Inc Cambridge, MA | B | $1,230 | paid | GENERAL OPERATING SUPPORT | 202022549349100217 |
| 2019 | The Salon Family Foundation Inc | Union of Concerned Scientists Woburn, MA | C | $1,200 | paid | CHARITABLE | 202030849349100203 |
| 2019 | The Ted & Rita Williams Foundation | Union of Concerned Scientists Cambridge, MA | B | $1,000 | paid | PEACE & FREEDOM | 202030459349100723 |
| 2019 | Cjr Foundation Inc | Union of Concerned Scientists Cambridge, MA | B | $1,000 | paid | Using Science to develop solutionsto help the planet | 202000589349100615 |
| 2019 | Aaron and Patricia Blumberg Foundation | Union of Concerned Scientists Inc Cambridge, MA | B | $1,000 | paid | General & Unrestricted | 202010659349100311 |
| 2019 | The Tudor Family Foundation C/O Thomas G Tudor | Union of Concerned Scientists Cambridge, MA | B | $1,000 | paid | UNRESTRICTED USE | 201941829349100009 |
| 2019 | Alexander Host Foundation | Union of Concerned Scientists Cambridge, MA | C | $1,000 | paid | FURTHER ENVIRONMENT | 202031339349100328 |
| 2019 | Haynes Family Foundation | Union of Concerned Scientists Cambridge, MA | B | $1,000 | paid | FOR UNION OF CONCERNED SCIENTISTS | 202031919349100138 |
| 2019 | Stiefel Freethought Foundation | Union of Concerned Scientists Inc Cambridge, MA | B | $1,000 | paid | General & Unrestricted | 202041429349101269 |
| 2019 | Dl Saunders Lawrence Saunders Foundation | Union of Concerned Scientists Cambridge, MA | B | $1,000 | paid | FOR GENERAL FUNDS | 202031279349100118 |
| 2019 | The Goodwin Foundation | Union of Concerned Scientists Woburn, MA | C | $1,000 | paid | ENTITY SUPPORT | 202031749349100668 |
| 2019 | Marcia & Philip Rothblum Foundation | Union of Concerned Scientists Cambridge, MA | B | $1,000 | paid | GENERAL SUPPORT | 202011679349100206 |
| 2019 | Flocco Foundation | Union of Concerned Scientists Inc Cambridge, MA | B | $1,000 | paid | General & Unrestricted | 202011959349100441 |
| 2019 | Melvin and Sylvia Kafka Foundation Co Sara Suchman | Union of Concerned Scientists Cambridge, MA | B | $1,000 | paid | FinancialSupport | 202021369349100212 |
| 2019 | Martha & Irv Kaplan Foundation | Union of Concerned Scientists Inc Cambridge, MA | B | $1,000 | paid | UNRESTRICTED GENERAL | 202041219349100724 |
| 2019 | Seymour and Sylvia Rothchild Family 2004 Charitable Foundation | Union of Concerned Scientists Inc Cambridge, MA | B | $1,000 | paid | General & Unrestricted | 202031969349101753 |
| 2019 | Elno Family Foundation Inc | Union of Concerned Scientists Cambridge, MA | B | $1,000 | paid | ADVOCACY | 202011139349100301 |
| 2019 | The Rmf Foundation Inc C/O Richard Friedberg | Union of Concerned Scientists Cambridge, MA | B | $800 | paid | TO FURTHER DONEE'S EXEMPT PURPOSE | 201942829349100319 |
| 2019 | The Baltimore Family Fund | Union of Concerned Scientists Inc Cambridge, MA | B | $750 | paid | General & Unrestricted | 202041709349100714 |
| 2019 | The Bank of America Charitable Foundation Inc | Union of Concerned Scientists Inc Cambridge, MA | B | $728 | paid | PROGRAM/OPERATING SUPPORT | 202001499349100200 |
| 2019 | Douglass Family Foundation | Union of Concerned Scientists Cambridge, MA | B | $700 | paid | ENVIROMENTAL | 202032279349100718 |
| 2019 | American Tower Charitable Foundation Inc | Union of Concerned Scientists Inc Cambridge, MA | B | $520 | approved, future | GENERAL PURPOSE | 202021369349100207 |
| 2019 | David D & Mary F Grumhaus Fund | Union of Concerned Scientists Cambridge, MA | B | $500 | paid | CHARITABLE PURPOSES | 202021979349101377 |
| 2019 | Alan M & Mildred S Ravenal Foundation | Union of Concerned Scientists Cambridge, MA | B | $500 | paid | CHARITABLE | 202000159349100305 |
| 2019 | Shapiro Family Charitable Foundation | Union of Concerned Scientists Inc Cambridge, MA | B | $500 | paid | General support | 201923479349100507 |
| 2019 | Marianne and George Markham Foundation | Union of Concerned Scientists Cambridge, MA | B | $500 | paid | GENERAL | 202011759349100526 |
| 2019 | The Clements Family Charitable Trust C/O Thomas Clements III | Union of Concerned Scientists Cambridge, MA | C | $500 | paid | GENERAL FUNDING | 202001649349101020 |
| 2019 | Franklin Cole Foundation | Union of Concerned Scientists Cambridge, MA | B | $500 | paid | SUPPORT ENVIRONMENTAL ADVOCACY | 202021919349101427 |
| 2019 | The Double E-Foundation C/O Lynda Palevsky | Union of Concerned Scientists Cambridge, MA | B | $500 | paid | GENERAL OPERATING BUDGET | 202031629349101143 |
| 2019 | The Bank of America Charitable Foundation Inc | Union of Concerned Scientists Inc Cambridge, MA | B | $450 | paid | PROGRAM/OPERATING SUPPORT | 202001499349100200 |
| 2019 | Douglas and Maria Bayer Foundation | Union of Concerned Scientists Cambridge, MA | B | $400 | paid | CONTRIBUTION TO BE USED FOR CHARITABLE PURPOSES | 202041549349101004 |
| 2019 | Marbeach Foundation | Union of Concerned Scientists Cambridge, MA | B | $400 | paid | GENERAL | 202031709349100903 |
| 2019 | The Bank of America Charitable Foundation Inc | Union of Concerned Scientists Inc Cambridge, MA | B | $355 | paid | PROGRAM/OPERATING SUPPORT | 202001499349100200 |
| 2019 | The Jm Capozzola Foundation | Union of Concerned Scientists Cambridge, MA | B | $300 | paid | TO FURTHER CHARITY'SWORK IN THEIR FIELD | 202032269349100408 |
| 2019 | The Forst Foundation | Union of Concerned Scientists Cambridge, MA | B | $250 | paid | OPERATING SUPPORT | 202031289349101858 |
| 2019 | Community Foundation of Greater Memphis Inc | Union of Concerned Scientists Inc Memphis, TN | A | $200 | paid | GENERAL OPERATIONAL SUPPORT | 202030709349300038 |
| 2019 | The Bank of America Charitable Foundation Inc | Union of Concerned Scientists Inc Cambridge, MA | B | $150 | paid | PROGRAM/OPERATING SUPPORT | 202001499349100200 |
| 2019 | The Yelp Foundation | Union of Concerned Scientists Inc Cambridge, MA | B | $130 | paid | MATCHING CONTRIBUTION MADE BY EMPLOYEE OF YELP, INC. | 202031929349101703 |
| 2019 | The Anne & Gerald Freedman Charitable Foundation Inc | Union of Concerned Scientists Woburn, MA | C | $100 | paid | GENERAL DONATION TO SUPPORT ORGANIZATION'S ACTIVITIES. | 201942059349100509 |
| 2019 | The Assouline-Lichten Foundation in | Union of Concerned Scientists Cambridge, MA | B | $100 | paid | PROGRAM ACCOMPLISHMENTS | 202042309349100604 |
| 2019 | Corduroy Charitable Trust | Union of Concerned Scientists Cambridge, MA | B | $100 | paid | GENERAL OPERATIONS | 202030729349100703 |
| 2019 | Donald W Collier Charitable Trust II | Union of Concerned Scientists Cambridge, MA | B | $100 | paid | Unrestricted | 202021749349100707 |
| 2019 | Cutler Stephens Foundation | Union of Concerned Sci Cambridge, MA | C | $50 | paid | GENERAL FUND | 201933459349100108 |
| 2019 | The Bank of America Charitable Foundation Inc | Union of Concerned Scientists Inc Cambridge, MA | B | $50 | paid | PROGRAM/OPERATING SUPPORT | 202001499349100200 |
| 2019 | Davidson Foundation for Music Dance and Dramatic Arts | Union of Concerned Scientists Cambridge, MA | B | $50 | paid | SCIENTIFIC | 202020709349100002 |
| 2019 | The Bank of America Charitable Foundation Inc | Union of Concerned Scientists Inc Cambridge, MA | B | $50 | paid | PROGRAM/OPERATING SUPPORT | 202001499349100200 |
| 2019 | The Bank of America Charitable Foundation Inc | Union of Concerned Scientists Inc Cambridge, MA | B | $45 | paid | PROGRAM/OPERATING SUPPORT | 202001499349100200 |
| 2019 | The Bank of America Charitable Foundation Inc | Union of Concerned Scientists Inc Cambridge, MA | B | $30 | paid | PROGRAM/OPERATING SUPPORT | 202001499349100200 |
| 2019 | Carmax Foundation | Union of Concerned Scientists Inc Cambridge, MA | B | $25 | paid | ASSOCIATE MATCHING DOLLARS | 201901869349100300 |
| 2019 | American Tower Charitable Foundation Inc | Union of Concerned Scientists Inc Cambridge, MA | B | $25 | paid | GENERAL PURPOSE | 202021369349100207 |
| 2019 | Justin & Genevieve Wyner Trust | Union of Concerned Scientists Cambridge, MA | B | $25 | paid | MEDICAL & SCIENTIFIC | 202021979349101337 |
| 2019 | The Bank of America Charitable Foundation Inc | Union of Concerned Scientists Inc Cambridge, MA | B | $20 | paid | PROGRAM/OPERATING SUPPORT | 202001499349100200 |
| 2018 | Fidelity Investments Charitable Gift Fund | Union of Concerned Scientists Inc Cambridge, MA | A | $1,075,771 | paid | FOR GRANT RECIPIENT'S EXEMPT PURPOSES | 201931359349301478 |
| 2018 | Wk Kellogg Foundation | Union of Concerned Scientists Cambridge, MA | B | $550,000 | approved, future | elevate community voices to inform national food and agriculture policy that supports equitable food systems and healthful food that is available to all | 201901939349100620 |
| 2018 | Schwab Charitable Fund | Union of Concerned Scientists Inc Cambridge, MA | A | $382,406 | paid | ENVIRONMENTAL/ANIMALS | 201930459349302018 |
| 2018 | Wk Kellogg Foundation | Union of Concerned Scientists Cambridge, MA | B | $300,000 | paid | elevate community voices to inform national food and agriculture policy that supports equitable food systems and healthful food that is available to all | 201901939349100620 |
| 2018 | Wk Kellogg Foundation | Union of Concerned Scientists Cambridge, MA | B | $190,000 | paid | decrease disparities in access to healthy food by strengthening advocacy networks through shared actionable knowledge; organizing diverse, multi-generational voices; and mobilizing community-led actions | 201901939349100620 |
| 2018 | The San Francisco Foundation | Union of Concerned Scientists Cambridge, MA | A | $182,036 | paid | TO BE USED TO ADDRESS GLOBAL WARMING PROBLEMS AND RELATED ISSUES, FOR GENERAL SUPPORT, TO SUPPORT THE CENTER FOR SCIENCE AND DEMOCRACY, FOR GENERAL SUPPORT | 201941339349301714 |
| 2018 | Combined Jewish Philanthropies of Greater Boston Inc | Union of Concerned Scientists Cambridge, MA | A | $164,450 | paid | DAF -Environment | 201920999349301252 |
| 2018 | Carnegie Corporation of New York | Union of Concerned Scientists Cambridge, MA | B | $158,800 | paid | FOR A PROJECT TO PROVIDE TRAINING AND PROFESSIONAL OPPORTUNITIES FOR EARLY- AND MID-CAREER TECHNICAL EXPERTS ON INTERNATIONAL SECURITY | 201911909349100511 |
| 2018 | Carnegie Corporation of New York | Union of Concerned Scientists Cambridge, MA | B | $116,200 | approved, future | FOR A PROJECT TO PROVIDE TRAINING AND PROFESSIONAL OPPORTUNITIES FOR EARLY- AND MID-CAREER TECHNICAL EXPERTS ON INTERNATIONAL SECURITY | 201911909349100511 |
| 2018 | Jewish Communal Fund | Union of Concerned Scientists Cambridge, MA | A | $107,565 | paid | General Support | 201930309349300313 |
| 2018 | National Philanthropic Trust | Union of Concerned Scientists Inc Cambridge, MA | A | $105,000 | paid | PUBLIC, SOCIETAL BENEFIT | 201921359349311817 |
| 2018 | Frankel Family Foundation | Union of Concerned Scientists Cambrige, MA | B | $100,000 | paid | RESTRICTED | 201941639349100609 |
| 2018 | The Nathan Cummings Foundation Inc | Union of Concerned Scientists Cambridge, MA | B | $100,000 | paid | GENERAL SUPPORT | 201933199349103158 |
| 2018 | The Nathan Cummings Foundation Inc | Union of Concerned Scientists Cambridge, MA | B | $100,000 | approved, future | CENTER FOR SCIENCE AND DEMOCRACY | 201933199349103158 |
| 2018 | Community Foundation of Tompkins County Inc | Union of Concerned Scientists Cambridge, MA | A | $91,234 | paid | GENERAL SUPPORT | 201902749349301550 |
| 2018 | Network for Good | Union of Concerned Scientists Inc Cambridge, MA | A | $82,488 | paid | Unrestricted | 201941789349300019 |
| 2018 | National Wildlife Federation | Union of Concerned Scientists Inc Cambridge, MA | A | $78,546 | paid | CONSERVATION ASSISTANCE | 201921169349300302 |
| 2018 | Sophiagrace Foundation | Union of Concerned Scientists Cambridge, MA | B | $75,000 | paid | GENERAL OPERATING SUPPORT | 201912039349100116 |
| 2018 | Bruce and Marilyn Wallace Foundation | Union of Concerned Scientists Cambridge, MA | B | $50,000 | paid | INITIATE A CRITICAL AND CONTINUING EXAMINATION OF GOVERNMENTAL POLICY IN AREAS WHERE SCIENCE AND TECHNOLOGY ARE OF ACTUAL OR POTENTIAL SIGNIFICANCE. | 201900669349100210 |
| 2018 | Seattle Foundation | Union of Concerned Scientists Cambridge, MA | A | $50,000 | paid | TO SUPPORT THE NAB CHALLENGE FUND. | 201912699349301031 |
| 2018 | The Minneapolis Foundation | Union of Concerned Scientists Cambridge, MA | A | $39,500 | paid | GENERAL OPERATING SUPPORT | 201900359349300750 |
| 2018 | Boston Foundation Inc | Union of Concerned Scientists Inc Cambridge, MA | A | $31,750 | paid | Operating Support | 201931369349300728 |
| 2018 | The Timken Matthews Family Foundation | Union of Concerned Scientists Cambridge, MA | B | $30,000 | paid | UNRESTRICTED | 201920319349100102 |
| 2018 | Sand County Charitable Trust C/O Tyler Lynch Pc | Union of Concerned Scientists Cambridge, MA | B | $30,000 | paid | SCIENTIFIC | 201941219349100314 |
| 2018 | Lockhart Vaughan Foundation | Union of Concerned Scientists Cambridge, MA | B | $25,000 | paid | ENVIRONMENT: WORK ON ISSUES AROUND CLIMATE CHANGE. | 201931309349101208 |
| 2018 | Marvin & Annette Lee Foundation Inc | Union of Concerned Scientists Cambridge, MA | C | $25,000 | paid | TO SUPPORT CHARITABLE ACTIVITIES | 201911349349101176 |
| 2018 | Emmett Foundation | Union of Concerned Scientists Cambridge, MA | B | $25,000 | paid | TO SUPPORT SCIENTIST TO SOLVE THE PLANET'S MOST PRESSING PROBLEMS | 201902779349100020 |
| 2018 | The Partnership Project Inc | Union of C Scientists Cambridge, MA | A | $24,863 | paid | PROGRAM SUPPORT | 201941359349300939 |
| 2018 | Jewish Community Federation of San Francisco the Peninsula Marin & Sonoma | Union of Concerned Scientists Inc Cambridge, MA | A | $21,500 | paid | HEALTH | 201941349349308759 |
| 2018 | Jewish Community Foundation of San Diego | Union of Concerned Scientists Cambridge, MA | A | $20,250 | paid | GENERAL | 201941069349300934 |
| 2018 | Martin R Prince Charitable Foundation Inc | Union of Concerned Scientists Cambridge, MA | B | $20,000 | paid | UNRESTRICTED FOR PURPOSES OF ORGANIZATION | 201920659349100602 |
| 2018 | The Cosman Family Foundation | Union of Concerned Scientists Inc Cambridge, MA | B | $16,000 | paid | UNRESTRICTED GENERAL | 201912209349100901 |
| 2018 | Clif Bar Family Foundation | Union of Concerned Scientists Cambridge, MA | B | $15,000 | paid | KEEPING CLIMATE ACTION ON THE FRONT BURNER | 201922609349100702 |
| 2018 | Rockefeller Philanthropy Advisors Inc | Union of Concerned Scientists Fund Cambridge, MA | A | $15,000 | paid | General | 201912609349301216 |
| 2018 | The Porphyry Road Foundation | Union of Concerned Scientists Cambridge, MA | C | $15,000 | paid | SCIENTIFIC RESEARCH ON ENVIRONMENTAL ISSU | 201911339349100211 |
| 2018 | Evolve Foundation | Union of Concerned Scientists Cambridge, MA | B | $15,000 | paid | CHARITABLE PURPOSE OF RECIPIENT | 201921489349100257 |
| 2018 | The Clara Weiss Fund | Union of Concerned Scientists Cambridge, MA | B | $15,000 | paid | To support non-profit operations | 201930989349100703 |
| 2018 | Boston Foundation Inc | Union of Concerned Scientists Inc Cambridge, MA | A | $15,000 | paid | Education | 201931369349300728 |
| 2018 | Riordan Family Foundation C/O Michael T Riordan Trustee | Union of Concerned Scientists Cambridge, MA | B | $15,000 | paid | TO FURTHER PROGRAM SERVICES | 201921349349104172 |
| 2018 | The Arches Foundation | Union of Concerned Scientists Inc Cambridge, MA | C | $15,000 | paid | ORGANIZATION DEDICATED TO PRESERVING NATURAL RESOURCES, PROMOTING ARTS, EDUCATION AND CIVIL RIGHTS. | 201901349349102795 |
| 2018 | Arizona Community Foundation | Union of Concerned Scientists Cambridge, MA | A | $14,400 | paid | PROGRAM SUPPORT | 201940469349301314 |
| 2018 | Bardeen-Greytak Family Foundation Inc | Union of Concerned Scientists Cambridge, MA | B | $13,500 | paid | TO FURTHER RECIPIENT'S TAX-EXEMPT PURPOSE | 201900619349100200 |
| 2018 | Triangle Community Foundation Inc | Union of Concerned Scientists Cambridge, MA | A | $10,500 | paid | GENERAL PURPOSE | 201911269349300806 |
| 2018 | The Charles Spear Charitable Foundation | Union of Concerned Scientists Cambridge, MA | C | $10,000 | paid | CHARITABLE | 201941359349102499 |
| 2018 | Frankel Family Foundation | Union of Concerned Scientists Cambrige, MA | B | $10,000 | paid | UNRESTRICTED | 201941639349100609 |
| 2018 | Aspen Community Foundation | Union of Concerned Scientists Cambridge, MA | A | $10,000 | paid | EDUCATION SUPPORT | 201902279349302380 |
| 2018 | The Philip R Jonsson Foundation C/O Signal Media Corporation | Union of Concerned Scientists Cambridge, MA | B | $10,000 | paid | GENERAL OPERATING FUND | 201921349349101217 |
| 2018 | Fred I & Gilda Nobel Foundation Inc | Union of Concerned Scientist Cambridge, MA | C | $10,000 | paid | UNRESTRICTED | 201920319349100502 |
| 2018 | Ruth Brown Foundation | Union of Concerned Scientists Cambridge, MA | B | $10,000 | paid | ENVIRONMENTAL | 201941069349100204 |
| 2018 | The Nararo Foundation C/O Thomas I Whitman | Union of Concerned Scientists Cambridge, MA | B | $7,500 | paid | UNRESTRICTED GRANT FOR DONEE'S EXEMPT PURPOSE. | 201901359349103500 |
| 2018 | Raymond James Charitable Endowment Fund C/O Raymond James Trust Na Trustee | Union of Concerned Scientists Inc Cambridge, MA | A | $6,500 | paid | GENERAL USE | 201900119349300040 |
| 2018 | The Kaufmann Foundation C/O P Kaufmann Inc | Union of Concerned Scientists Cambridge, MA | B | $6,250 | paid | CHARITABLE | 201942049349100509 |
| 2018 | Vivian & Paul Olum Charitable Foundation | Union of Concerned Scientists Cambridge, MA | C | $6,000 | paid | GENERAL | 201931349349101618 |
| 2018 | The Chicago Community Trust | Union of Concerned Scientists Inc Cambridge, MA | A | $5,750 | paid | GENERAL OPERATING SUPPORT | 201932249349300348 |
| 2018 | Bny Mellon Charitable Gift Fund C/O Bny Mellon Na | Union of Concerned Scientists Inc Cambridge, MA | A | $5,500 | paid | TO FURTHER THE ORGANIZATIONS EXEMPT PURPOSE | 201911989349300226 |
| 2018 | North Pond Foundation | Union of Concerned Scientists Cambridge, MA | B | $5,096 | paid | CONSERVATION | 201941309349100514 |
| 2018 | S & C Harvest Foundation Inc | Union of Concerned Scientists Cambridge, MA | B | $5,000 | paid | OPERATING FUNDS | 201911279349100331 |
| 2018 | The Branscomb Family Foundation Lewis Branscomb | Union of Concerned Scientist Cambridge, MA | D | $5,000 | paid | CHARITABLE | 201921489349100462 |
| 2018 | Francis and Christine Martin Family Foundation | Union of Concerned Scientists Inc Cambridge, MA | B | $5,000 | paid | General & Unrestricted | 201911509349100751 |
| 2018 | The Edouard Foundation Inc C/O Fourpoints Asset Management Inc | Union of Concerned Scientists Cambridge, MA | B | $5,000 | paid | GENERAL OPERATING BUDGET | 201941549349100124 |
| 2018 | Jerolamon Charitable Trust (c/O John Edmondson Trustee) | The Union of Concerned Scientists Cambridge, MA | B | $5,000 | paid | UNRESTRICTED GENERAL SUPPORT FOR UNION OF CONCERNED SCIENTISTS | 201903039349100510 |
| 2018 | The Harriet K and Howard N Bernstein Charitable Foundation | Union of Concerned Scientists Cambridge, MA | B | $5,000 | paid | GENERAL PURPOSE | 201941769349100114 |
| 2018 | Danem Foundation C/O Thomas Hahn | Union of Concerned Scientist Cambridge, MA | C | $5,000 | paid | TO CREATE INNOVATIVE, PRACTICAL SOLUTIONS FOR A HEALTHY, SAFE, AND SUSTAINABLE FUTURE. | 201931909349100313 |
| 2018 | The Jesse H and Susan R Oppenheimer Foundation | Union of Concerned Scientists Cambridge, MA | B | $5,000 | paid | OPERATING FUND | 201931969349100213 |
| 2018 | The Shanbrom Family Foundation C/O William J Shanbrom | Union of Concerned Scientists Cambridge, MA | B | $5,000 | paid | SCIENCE ADVOCACY | 201900939349100100 |
| 2018 | Boveri-Trackman Family Foundation Inc | Union of Concerned Scientists Cambridge, MA | C | $4,500 | paid | Educational | 201901199349100590 |
| 2018 | Stanley Shalom Zielony Foundation | Union of Concerned Scientists Cambridge, MA | B | $4,500 | paid | general support grant | 201930879349100003 |
| 2018 | Kaplan Family Foundation | Union of Concerned Scientists Cambridge, MA | B | $4,000 | paid | OTHER | 201941349349100024 |
| 2018 | Van Aken Family Foundation | Union of Concerned Scientists Cambridge, MA | B | $4,000 | paid | UNRESTRICTED | 201931309349101073 |
| 2018 | The Silver Tie Fund Inc | Union of Concerned Scientists Cambridge, MA | B | $4,000 | paid | CHARITY | 201901359349101155 |
| 2018 | The Plato Malozemoff Foundation | Union of Concerned Scientists Cambridge, MA | B | $4,000 | paid | UNRESTRICTED GIFT | 201922109349101012 |
| 2018 | The Kalan Foundation | Union of Concerned Scientists Cambridge, MA | C | $3,000 | paid | CHARITABLE | 201941359349101554 |
| 2018 | The Gwladys and John Zurlo Charitable Foundation | Union of Concerned Scientists Cambridge, MA | B | $3,000 | paid | COMMUNITY SUPPORT | 201900589349100120 |
| 2018 | Idm Foundation | Union of Concerned Scientists Inc Cambridge, MA | B | $3,000 | paid | OPERATING SUPPORT | 201901249349100205 |
| 2018 | Dankberg Family Foundation | Union of Concerned Scientists Cambridge, MA | B | $3,000 | paid | SCIENTIFIC RESEARCH SUPPORTING ENVIRONMENTAL ISSUES | 201921309349102272 |
| 2018 | Melvin and Sylvia Kafka Foundation Co Sara Suchman | Union of Concerned Scientists Cambridge, MA | B | $3,000 | paid | FinancialSupport | 201911339349101671 |
| 2018 | The Austin Foundation Inc | Union of Concerned Scientists Inc Cambridge, MA | B | $3,000 | paid | General & Unrestricted | 201922559349100022 |
| 2018 | Robert and Virginia Shiller Foundation | Union of Concerned Scientists Cambridge, MA | C | $3,000 | paid | GENERAL SUPPORT | 201901359349103130 |
| 2018 | Csp Charitable Foundation | Union of Concerned Scientists Cambridge, MA | B | $3,000 | paid | CHARITABLE | 201930709349100213 |
| 2018 | Jpmorgan Chase Foundation | Union of Concerned Scientists Inc Cambridge, MA | B | $2,540 | paid | GENERAL OPERATING SUPPORT | 201932679349100303 |
| 2018 | The Aaron Straus & Lillie Straus Foundation Inc | Union of Concerned Scientists Cambridge, MA | B | $2,500 | paid | ALL GENERAL SUPPORT | 201913039349100216 |
| 2018 | Fred and Charlotte Hubbell Foundation | Union of Concerned Scientists Cambridge, MA | B | $2,500 | paid | GENERAL OPERATIONS | 201921309349101977 |
| 2018 | The Midvale Foundation | Union of Concerned Scientists Inc Cambridge, MA | B | $2,000 | paid | General & Unrestricted | 201921279349101727 |
| 2018 | Aequa Foundation | Union of Concerned Scientists Inc Cambridge, MA | B | $2,000 | paid | GENERAL & UNRESTRICTED | 201901299349100320 |
| 2018 | The Simsmaes Foundation Inc | Union of Concerned Scientists Cambridge, MA | B | $2,000 | paid | GENERAL PURPOSES | 201920919349100757 |
| 2018 | The John Bickford Foundation C/O Richard D Sanders Esq | Union of Concerned Scientists Cambridge, MA | B | $2,000 | paid | GENERAL SUPPORT | 201941349349102884 |
| 2018 | Jerry D Tate Foundation for the Environment | Union of Concerned Scientists Cambridge, MA | C | $2,000 | paid | SUSTAINABILITY SOLUTIONS | 201921549349100462 |
| 2018 | Seattle Foundation | Union of Concerned Scientists Cambridge, MA | A | $2,000 | paid | TO SUPPORT THE CENTER FOR SCIENCE AND DEMOCRACY. | 201912699349301031 |
| 2018 | The Susan and Ford Schumann Foundation C/O Henry & Horne Llp | Union of Concerned Scientists Cambridge, MA | B | $2,000 | paid | CHARITABLE PURPOSE | 201912679349100316 |
| 2018 | Yetadel Foundation | Union of Concerned Scientists Cambridge, MA | B | $2,000 | paid | PROGRAM SUPPORT | 201931199349100643 |
| 2018 | The Jerome Leiber Charitable Foundation | Union of Concerned Scientists Cambridge, MA | B | $1,850 | paid | AN UNRESTRICTED GRANT TO FURTHER THE DONEE'S EXEMPT PURPOSE. | 201901219349101060 |
| 2018 | Abbvie Foundation | Union of Concerned Scientists Inc Cambridge, MA | B | $1,689 | paid | Matching Grant | 201931339349102918 |
| 2018 | Seymour and Sylvia Rothchild Family 2004 Charitable Foundation | Union of Concerned Scientists Inc Cambridge, MA | B | $1,500 | paid | raising awareness of climate change program | 201901929349101005 |
| 2018 | Living Springs Foundation | Union of Concerned Scientists Inc Cambridge, MA | B | $1,500 | paid | GENERAL SUPPORT | 201901349349103165 |
| 2018 | Seedtime Fund Inc C/O Mclaughlin & Stern Llp | Union of Concerned Scientists Cambridge, MA | B | $1,500 | paid | FOR GENERAL CHARITABLE PURPOSES | 201941549349100414 |
| 2018 | The Salon Family Foundation Inc | Union of Concerned Scientists Woburn, MA | C | $1,300 | paid | CHARITABLE | 201902749349100500 |
| 2018 | The Marvin a & Ben Brustin Charitable Foundation | Union of Concerned Scientists Cambridge, MA | B | $1,250 | paid | SUPPORT OF CHARTIABLE MISSION | 201941579349100309 |
| 2018 | Jane M Gitschier Foundation | Union of Concerned Scientists Woburn, MA | C | $1,250 | paid | GENERAL FUND | 201901139349100100 |
| 2018 | Allstadt Hardin Foundation | Union of Concerned Scienttis Cambridge, MA | C | $1,000 | paid | ENVIRONMENT | 201911309349102166 |
| 2018 | Marcia & Philip Rothblum Foundation | Union of Concerned Scientists Cambridge, MA | B | $1,000 | paid | GENERAL SUPPORT | 201931309349101518 |
| 2018 | Seattle Foundation | Union of Concerned Scientists Cambridge, MA | A | $1,000 | paid | TO SUPPORT THE ADVANCING OF CLIMATE CHANGE ISSUES. | 201912699349301031 |
| 2018 | Stiefel Freethought Foundation | Union of Concerned Scientists Inc Cambridge, MA | B | $1,000 | paid | General & Unrestricted | 201931139349100018 |
| 2018 | Seattle Foundation | Union of Concerned Scientists Cambridge, MA | A | $1,000 | paid | TO PROVIDE GENERAL SUPPORT. | 201912699349301031 |
| 2018 | Thomas H and Donna M Stone Foundation | Union of Concerned Scientists Cambridge, MA | C | $1,000 | paid | HUMANITARIAN | 201921379349100007 |
| 2018 | The Charlie & Mary Beth O'reilly Family Foundation | Union of Concerned Scientists Cambridge, MA | B | $1,000 | paid | GENERAL SUPPORT | 201901689349100430 |
| 2018 | The Martin Family Charitable Foundation Inc | Union of Concerned Scientists Inc Cambridge, MA | B | $1,000 | paid | General & Unrestricted | 201911139349100116 |
| 2018 | Kuhn Foundation | Union of Concerned Scientists Woburn, MA | C | $1,000 | paid | TO FURTHER RECIPIENT'S CHARITABLE PURPOSE | 201910459349100811 |
| 2018 | Flocco Foundation | Union of Concerned Scientists Inc Cambridge, MA | B | $1,000 | paid | General & Unrestricted | 201911339349103421 |
| 2018 | Alexander Host Foundation | Union of Concerned Scientists Cambridge, MA | C | $1,000 | paid | FURTHER ENVIRONMENT | 201921309349100127 |
| 2018 | Kwitman Family Foundation Inc | Union of Concerned Scientists Cambridge, MA | B | $1,000 | paid | CHARITABLE | 201901359349104015 |
| 2018 | Aaron and Patricia Blumberg Foundation | Union of Concerned Scientists Inc Cambridge, MA | B | $1,000 | paid | General & Unrestricted | 201911289349101001 |
| 2018 | Jacob Irving Foundation C/O Richard Levinson | Union of Concerned Scientists Cambridge, MA | B | $1,000 | paid | CHARITABLE | 201921349349102022 |
| 2018 | The Ted & Rita Williams Foundation | Union of Concerned Scientists Cambridge, MA | B | $1,000 | paid | PEACE & FREEDOM | 201901919349100310 |
| 2018 | The Goodwin Foundation | Union of Concerned Scientists Woburn, MA | C | $1,000 | paid | OPERATING SUPPORT | 201912059349100601 |
| 2018 | Elno Family Foundation Inc | Union of Concerned Scientists Cambridge, MA | B | $1,000 | paid | ADVOCACY | 201901359349100510 |
| 2018 | Oedel Foundation | Union of Concerned Scientists Cambridge, MA | B | $1,000 | paid | COMMUNITY & CHARITABLE | 201931409349100453 |
| 2018 | Frank and Brinna Sands Foundation | Union of Concerned Scientists Cambridge, MA | B | $1,000 | paid | UNRESTRICTED SUPPORT | 201930509349100603 |
| 2018 | The Clements Family Charitable Trust C/O Thomas Clements III | Union of Concerned Scientists Cambridge, MA | C | $1,000 | paid | GENERAL FUNDING | 201901309349102415 |
| 2018 | The Baltimore Family Fund | Union of Concerned Scientists Inc Cambridge, MA | B | $750 | paid | General & Unrestricted | 201941339349102599 |
| 2018 | Dor Family Foundation | The Union of Concerned Scientists Inc Cambridge, MA | C | $600 | paid | GENERAL OPERATIONS | 201933199349101118 |
| 2018 | Ernsteen Family Foundation | Union of Concerned Scientists Cambridge, MA | B | $500 | paid | UNRESTRICTED | 201913439349100111 |
| 2018 | Douglass Family Foundation | Union of Concerned Scientists Cambridge, MA | B | $500 | paid | ENVIROMENTAL | 201931779349100663 |
| 2018 | The Sheth Family Foundation Inc | Union of Concerned Scientists Cambridge, MA | B | $500 | paid | general fund support | 201901349349102525 |
| 2018 | Kane Family Foundation | Union of Concerned Scientists Cambridge, MA | C | $500 | paid | GENERAL SUPPORT | 201931499349100703 |
| 2018 | Crowell Family Foundation 7522-Xxxxxx00058 | Union of Concerned Scientists Cambridge, MA | C | $500 | paid | GENERAL FUND | 201911349349102116 |
| 2018 | Marianne and George Markham Foundation | Union of Concerned Scientists Cambridge, MA | B | $500 | paid | GENERAL | 201901299349101835 |
| 2018 | Hixon Family Foundation | Union of Concerned Scientists Cambridge, MA | B | $500 | paid | CHARITABLE | 201942969349100404 |
| 2018 | Davidson Foundation for Music Dance and Dramatic Arts | Union of Concerned Scientists Cambridge, MA | B | $350 | paid | SCIENTIFIC | 201940649349100114 |
| 2018 | Marbeach Foundation | Union of Concerned Scientists Cambridge, MA | B | $300 | paid | GENERAL | 201921989349100207 |
| 2018 | The Evan and Tracy Segal Family Foundation | Union of Concerned Scientists Cambridge, MA | B | $250 | paid | UNRESTRICTED CONTRIBUTION TO PUBLIC CHARITY | 201901349349101440 |
| 2018 | The Susan Sarandon Charitable Foundation | Union of Concerned Scientists Woburn, MA | C | $250 | paid | CHARITABLE | 201921429349100312 |
| 2018 | Myers L & Marilyn R Girsh Foundation Inc | Union of Concerned Scientists Cambridge, MA | B | $200 | paid | CONTRIBUTION TO 501(C)(3) ORGANIZAT | 201921019349101112 |
| 2018 | Wk Kellogg Foundation | Union of Concerned Scientists Cambridge, MA | B | $200 | paid | Matching Grant | 201901939349100620 |
| 2018 | Arkes Family Foundation | Union of Concerned Scientists Inc Cambridge, MA | B | $200 | paid | EXEMPT PURPOSE OF ORGANIZATION | 201933199349105833 |
| 2018 | The Bank of America Charitable Foundation Inc | Union of Concerned Scientists Inc Cambridge, MA | C | $180 | paid | PROGRAM/OPERATING SUPPORT | 201931349349102143 |
| 2018 | The Yelp Foundation | Union of Concerned Scient Cambridge, MA | C | $160 | paid | MATCHING CONTRIBUTION MADE BY EMPLOYEE OF YELP, INC. | 201901339349104200 |
| 2018 | The Bank of America Charitable Foundation Inc | Union of Concerned Scientists Inc Cambridge, MA | C | $160 | paid | PROGRAM/OPERATING SUPPORT | 201931349349102143 |
| 2018 | The Bank of America Charitable Foundation Inc | Union of Concerned Scientists Inc Cambridge, MA | C | $145 | paid | PROGRAM/OPERATING SUPPORT | 201931349349102143 |
| 2018 | The Bank of America Charitable Foundation Inc | Union of Concerned Scientists Inc Cambridge, MA | C | $125 | paid | PROGRAM/OPERATING SUPPORT | 201931349349102143 |
| 2018 | American Tower Charitable Foundation Inc | Union of Concerned Scientists Cambridge, MA | B | $120 | approved, future | GENERAL PURPOSE | 201921359349101287 |
| 2018 | Corduroy Charitable Trust | Union of Concerned Scientists Cambridge, MA | B | $100 | paid | GENERAL OPERATIONS | 201930749349100318 |
Match tier: A Reported EIN · B Exact name and place · C Strong name match · D Probable name match · U Unresolved. Tiers C and D are inferred, not reported; see how matching works.
Recipient matching for this dataset version has not yet completed its independent precision check. Tier A rows carry the EIN the filer reported; tiers B–D are inferred and should be read as leads until the check is published on the methodology page.
Derived from IRS Form 990-PF and Form 990 Schedule I e-file XML filed by the funders shown; this organization's identity from the IRS Exempt Organizations Business Master File. Dataset version 2026.09.0, built 2026-09-03. The rows as Parquet: manifest.
The same organization elsewhere in the program: exempt status and filing health · federal awards · grant guidance · open opportunities.
This is informational only, derived from public data on the dates shown. It is not an eligibility determination, and not legal, tax, or accounting advice. Verify against the official source before relying on it.