funder-graph › Recipients
Who funds The Mountains to Sound Greenway TR
EIN 91-1531234 · Seattle, WA · NTEE C300
The Mountains to Sound Greenway TR of Seattle, WA (EIN 91-1531234) was named as a grant recipient by 62 funders in 208 grants paid totaling $5,619,847 in tax years 2018–2025, 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
$5,619,847
208 grants paid
Funders
62
distinct grantmakers
Tax years
2018–2025
as reported by funders
Approved for future payment
$20,000
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 209 most recent grants naming this organization.
| Tax year | Funder | Recipient | Match | Amount | Type | Purpose | Source filing |
|---|---|---|---|---|---|---|---|
| 2025 | National Fish and Wildlife Foundation | Mountains to Sound Greenway Trust Seattle, WA | A | $835,000 | paid | INSTREAM RESTORATION AT LAKE SAMMAMISH (WA) | 202641979349300629 |
| 2025 | Donor Advised Charitable Giving Inc | Mountains to Sound Greenway Trust Seattle, WA | A | $131,252 | paid | ENVIRONMENTAL AND ANIMALS | 202611199349300601 |
| 2025 | American Online Giving Foundation Inc | Mountains to Sound Greenway Trust Seattle, WA | A | $129,110 | paid | GENERAL SUPPORT | 202641969349302754 |
| 2025 | American Online Giving Foundation Inc | Mountains to Sound Greenway Trust Seattle, WA | A | $129,110 | paid | GENERAL SUPPORT | 202533509349301608 |
| 2025 | Fidelity Investments Charitable Gift Fund | The Mountains to Sound Greenway TR Seattle, WA | A | $99,381 | paid | For grant recipient's exempt purposes | 202601389349301700 |
| 2025 | Moccasin Lake Foundation | The Mountains to Sound Greenway Trail Seattle, WA | C | $40,000 | paid | General & Unrestricted | 202611269349101686 |
| 2025 | One Roof Foundation | Mountains to Sound Greenway Trust Seattle, WA | A | $30,000 | paid | ENVIRONMENTAL JUSTICE | 202621349349311817 |
| 2025 | Peach Foundation C/O Amy Wilcox | Mountains to Sound Greenway Trust Seattle, WA | C | $25,000 | paid | CONSERVE AND ENHANCE LANDSCAPE, ENSURING A LONG-TERM BALANCE BETWEEN PEOPLE AND NATURE | 202621409349100622 |
| 2025 | Charles a Weyerhaeuser Memorial Foundation | Mountains to Sound Greenway Trust Seattle, WA | C | $22,000 | paid | WORK IN THE TEANAWAY COMMUNITY FOREST | 202610139349100406 |
| 2025 | T Rowe Price Program for Charitable Giving Inc | The Mountains to Sound Greenway Trust Seattle, WA | A | $13,000 | paid | MULTIPLE | 202501959349302200 |
| 2025 | Mms Giving Foundation | The Mountains to Sound Greenway Trust Seattle, WA | C | $10,000 | paid | IN FURTHERANCE OF 501(C)(3) CHARITABLE PURPOSE | 202601539349100135 |
| 2025 | Hein Legacy Foundation | Mountains to Sound Greenway Trust Seattle, WA | C | $10,000 | paid | TO CONSERVE AND ENHANCE THE LANDSCAPE OF THE MOUNTAINS TO SOUND GREENWAY | 202641339349103684 |
| 2025 | Pine River Foundation C/O We Trust Company | Mountains to Sound Greenway Seattle, WA | C | $1,000 | paid | TO PROVIDE SUPPORT TO EXEMPT ORG | 202611349349103141 |
| 2025 | The Arbutus Family Foundation | The Mountains to Sound Greenway Trail Seattle, WA | C | $1,000 | paid | General & Unrestricted | 202641009349101759 |
| 2025 | Douglas and Maria Bayer Foundation | Mountains to Sound Greenway Trust Seattle, WA | C | $500 | paid | GENERAL OPERATING FUNDS | 202631479349100818 |
| 2024 | Donor Advised Charitable Giving Inc | Mountains to Sound Greenway Trust Seattle, WA | A | $103,200 | paid | ENVIRONMENTAL AND ANIMALS | 202541069349300729 |
| 2024 | Seattle Foundation | Mountains to Sound Greenway Trust Seattle, WA | A | $95,481 | paid | TO PROVIDE SUPPORT FOR TEANAWAY COMMUNITY FOREST'S OUTREACH COORDINATOR POSITION. | 202503189349315665 |
| 2024 | American Online Giving Foundation Inc | Mountains to Sound Greenway Trust Seattle, WA | A | $89,681 | paid | GENERAL SUPPORT | 202530159349302758 |
| 2024 | Seattle Foundation | Mountains to Sound Greenway Trust Seattle, WA | A | $59,241 | paid | TO PROVIDE GENERAL SUPPORT | 202503189349315665 |
| 2024 | The Holocene Foundation | The Mountains to Sound Greenway Trust Seattle, WA | C | $50,000 | paid | GENERAL OPERATING FUNDS | 202512889349100026 |
| 2024 | Rei Cooperative Action Fund | Mountains to Sound Greenway Trust Seattle, WA | A | $50,000 | paid | GENERAL SUPPORT | 202542969349301549 |
| 2024 | Fidelity Investments Charitable Gift Fund | The Mountains to Sound Greenway TR Seattle, WA | A | $48,250 | paid | For grant recipient's exempt purposes | 202521349349310887 |
| 2024 | Seattle Foundation | Mountains to Sound Greenway Trust Seattle, WA | A | $35,000 | paid | TO PROVIDE GENERAL SUPPORT | 202503189349315665 |
| 2024 | Washington Tourism Alliance | Mountains to Sound Greenway Trust Seattle, WA | A | $33,500 | paid | COAL MINES TRAIL INTERPRETIVE WAYSIDES PROJECT AND NATIONAL HERITAGE AREA KIOSK | 202503019349301345 |
| 2024 | Peach Foundation C/O Amy Wilcox | Mountains to Sound Greenway Trust Seattle, WA | C | $30,000 | paid | CONSERVE AND ENHANCE LANDSCAPE, ENSURING A LONG-TERM BALANCE BETWEEN PEOPLE AND NATURE | 202521649349100207 |
| 2024 | American Trails | Mountains to Sound Greenway Trust Seattle, WA | A | $27,217 | paid | TRAIL MAINTENANCE | 202533169349300538 |
| 2024 | The Norcliffe Foundation | Mountains to Sound Greenway Trust Seattle, WA | C | $20,000 | paid | GENERAL OPERATING | 202522849349100002 |
| 2024 | National Fish and Wildlife Foundation | Mountains to Sound Greenway Trust Seattle, WA | A | $15,081 | paid | FOSTERING STEWARDSHIP FOR HABITAT IN SEATTLE | 202501999349300110 |
| 2024 | Suncadia Fund for Community Enhancement | Mountains to Sound Greenway Trust Seattle, WA | A | $13,500 | paid | COMMUNITY SERVICES | 202541839349301604 |
| 2024 | The Denver Foundation | The Mountains to Sound Greenway Trust Seattle, WA | A | $13,000 | paid | NATURAL RESOURCES CONSERVATION & PROTECTION | 202513159349303936 |
| 2024 | Treeline Foundation | The Mountains to Sound Greenway Trust Seattle, WA | C | $10,000 | paid | TO PROVIDE GENERAL OPERATING SUPPORT | 202503099349100735 |
| 2024 | Vanguard Charitable Endowment Program | The Mountains to Sound Greenway Trust Seattle, WA | A | $6,932 | paid | FOR RECIPIENT'S EXEMPT PURPOSE | 202511349349313096 |
| 2024 | The US Charitable Gift Trust | The Mountains to Sound Greenway Trust Seattle, WA | A | $6,000 | paid | FOR RECIPIENT'S EXEMPT PURPOSE | 202533189349305673 |
| 2024 | Mightycause Charitable Foundation | The Mountains to Sound Greenway TR Seattle, WA | A | $5,521 | paid | UNRESTRICTED | 202513159349302051 |
| 2024 | Iquest Charitable Foundation | Mountains to Sound Greenway Trust Seattle, WA | C | $5,000 | paid | General Support | 202523169349103457 |
| 2024 | Jerry & Suzanne M Litner Foundation | The Mountains to Sound Greenway Trust Seattle, WA | C | $5,000 | paid | CONSERVE AND ENHANCE THE LANDSCAPE OF THE MOUNTAINS TO SOUND GREENWAY TO ENSURE A LONG-TERM BALANCE BETWEEN PEOPLE AND NATURE | 202413069349100836 |
| 2024 | Seattle Foundation | Mountains to Sound Greenway Trust Seattle, WA | A | $2,500 | paid | TO PROVIDE GENERAL SUPPORT | 202503189349315665 |
| 2024 | Lucky Seven Foundation | The Mountains to Sound Greenway Trail Seattle, WA | C | $2,000 | paid | General & Unrestricted | 202523119349100912 |
| 2024 | Pine River Foundation C/O We Trust Company | Mountains to Sound Greenway Seattle, WA | C | $1,000 | paid | TO PROVIDE SUPPORT TO EXEMPT ORG | 202511279349103031 |
| 2024 | The Arbutus Family Foundation | The Mountains to Sound Greenway Trail Seattle, WA | C | $1,000 | paid | General & Unrestricted | 202522829349101107 |
| 2024 | Seattle Foundation | Mountains to Sound Greenway Trust Seattle, WA | A | $1,000 | paid | TO PROVIDE GENERAL SUPPORT | 202503189349315665 |
| 2024 | Seattle Foundation | Mountains to Sound Greenway Trust Seattle, WA | A | $1,000 | paid | TO PROVIDE GENERAL SUPPORT | 202503189349315665 |
| 2024 | Puget Sound Energy Foundation | The Mountains to Sound Greenway TR Seattle, WA | B | $500 | paid | GENERAL & UNRESTRICTED | 202541339349102459 |
| 2024 | Douglas and Maria Bayer Foundation | Mountains to Sound Greenway Trust Seattle, WA | C | $500 | paid | GENERAL OPERATING FUNDS | 202501779349100815 |
| 2024 | Morna R-Schwartz Foundation Inc | Mountains to Sound Greenery Trust Seattle, WA | D | $100 | paid | DONATION | 202521359349104217 |
| 2024 | Puget Sound Energy Foundation | The Mountains to Sound Greenway TR Seattle, WA | B | $63 | paid | GENERAL & UNRESTRICTED | 202541339349102459 |
| 2024 | The Pfizer Foundation Inc | Mountains to Sound Greenway Trust Seattle, WA | C | $50 | paid | VOLUNTEER PROGRAM | 202503119349101850 |
| 2023 | Seattle Foundation | Mountains to Sound Greenway Trust Seattle, WA | A | $92,700 | paid | TO PROVIDE SUPPORT FOR TEANAWAY COMMUNITY FOREST'S OUTREACH COORDINATOR POSITION | 202443139349303424 |
| 2023 | American Online Giving Foundation Inc | Mountains to Sound Greenway Trust Seattle, WA | A | $82,433 | paid | GENERAL SUPPORT | 202410469349300741 |
| 2023 | The Trust for Public Land | Mountains to Sound Seattle, WA | A | $78,506 | paid | CONTRIBUTIONS | 202441289349303624 |
| 2023 | Seattle Foundation | Mountains to Sound Greenway Trust Seattle, WA | A | $57,822 | paid | TO PROVIDE GENERAL SUPPORT. | 202443139349303424 |
| 2023 | Seattle Foundation | Mountains to Sound Greenway Trust Seattle, WA | A | $55,000 | paid | TO SUPPORT RECREATIONAL AND ECOLOGICAL ENHANCEMENT IN THE MIDDLE FORK SNOQUALMIE VALLEY. | 202443139349303424 |
| 2023 | National Fish and Wildlife Foundation | Mountains to Sound Greenway Trust Seattle, WA | A | $51,878 | paid | URBAN WILDLIFE HABITAT | 202402269349300850 |
| 2023 | The Holocene Foundation | The Mountains to Sound Greenway Trust Seattle, WA | C | $50,000 | paid | GENERAL OPERATING FUNDS | 202442059349100714 |
| 2023 | Fidelity Investments Charitable Gift Fund | The Mountains to Sound Greenway TR Seattle, WA | A | $47,079 | paid | For grant recipient's exempt purposes | 202441369349301334 |
| 2023 | Schwab Charitable Fund | Mountains to Sound Greenway Trust Seattle, WA | A | $40,650 | paid | ENVIRONMENTAL AND ANIMALS | 202411039349301716 |
| 2023 | Seattle Foundation | Mountains to Sound Greenway Trust Seattle, WA | A | $35,000 | paid | TO PROVIDE OPERATING SUPPORT FOR SUPERVISOR AT TEANAWAY COMMUNITY FOREST. | 202443139349303424 |
| 2023 | The Bullitt Foundation | Mountains to Sound Greenway Trust Seattle, WA | C | $20,000 | paid | AN EXIT GRANT IN THE FORM OF GENERAL SUPPORT | 202412989349100246 |
| 2023 | Vanguard Charitable Endowment Program | The Mountains to Sound Greenway TR Seattle, WA | A | $12,500 | paid | FOR RECIPIENT'S EXEMPT PURPOSE | 202441359349309439 |
| 2023 | Gs Donor Advised Philanthropy Fund for Wealth Management Inc | The Mountains to Sound Greenway TR Seattle, WA | A | $10,000 | paid | ENVIRONMENT & ANIMAL PROTECTION | 202413109349303336 |
| 2023 | Treeline Foundation | The Mountains to Sound Greenway Trust Seattle, WA | C | $10,000 | paid | TO PROVIDE GENERAL OPERATING SUPPORT | 202413069349100536 |
| 2023 | The Denver Foundation | The Mountains to Sound Greenway Trust Seattle, WA | A | $9,000 | paid | SCHOLARSHIPS & STUDENT FINANCIAL AID | 202433119349303518 |
| 2023 | Mightycause Charitable Foundation | The Mountains to Sound Greenway TR Seattle, WA | A | $6,952 | paid | 202443169349300034 | |
| 2023 | The Blackbaud Giving Fund | The Mountains to Sound Greenway TR Seattle, WA | B | $5,995 | paid | GENERAL SUPPORT | 202402119349300860 |
| 2023 | Seattle Foundation | Mountains to Sound Greenway Trust Seattle, WA | A | $5,000 | paid | TO PROVIDE GENERAL SUPPORT. | 202443139349303424 |
| 2023 | Iquest Charitable Foundation | Mountains to Sound Greenway Trust Seattle, WA | C | $5,000 | paid | General Support | 202422329349100077 |
| 2023 | Lynn and Bruce Gibson Foundation | Mountains to Sound Greenway Trust Seattle, WA | C | $2,500 | paid | CHARITY SUPPORT | 202402929349100010 |
| 2023 | Seattle Foundation | Mountains to Sound Greenway Trust Seattle, WA | A | $2,500 | paid | TO PROVIDE GENERAL SUPPORT. | 202443139349303424 |
| 2023 | The Ron and Eva-Maria Sher Foundation | The Mountains to Sound Greenway TR Seattle, WA | B | $2,500 | paid | General & Unrestricted | 202411239349100421 |
| 2023 | Seattle Foundation | Mountains to Sound Greenway Trust Seattle, WA | A | $2,000 | paid | TO SUPPORT THE GREENWAY ANNUAL DINNER. | 202443139349303424 |
| 2023 | Seattle Foundation | Mountains to Sound Greenway Trust Seattle, WA | A | $1,000 | paid | TO PROVIDE GENERAL SUPPORT. | 202443139349303424 |
| 2023 | Seattle Foundation | Mountains to Sound Greenway Trust Seattle, WA | A | $1,000 | paid | TO PROVIDE GENERAL SUPPORT. | 202443139349303424 |
| 2023 | The Berglund Family Foundation | Mountains to Sound Greenway Trust Seattle, WA | C | $1,000 | paid | Contribution supporting charitable organization's exempt purpose. | 202443099349101219 |
| 2023 | The Arbutus Family Foundation | The Mountains to Sound Greenway TR Seattle, WA | B | $1,000 | paid | General & Unrestricted | 202432009349100838 |
| 2023 | Seattle Foundation | Mountains to Sound Greenway Trust Seattle, WA | A | $500 | paid | TO PROVIDE GENERAL SUPPORT. | 202443139349303424 |
| 2023 | Douglas and Maria Bayer Foundation | Mountains to Sound Greenway Trust Seattle, WA | C | $500 | paid | GENERAL OPERATING FUNDS | 202411979349100711 |
| 2023 | Armanino Foundation | Mountains to Sound Greenway Trust Seattle, WA | C | $500 | paid | SUSTAINABILITY | 202433199349105938 |
| 2023 | Treasury Management Assoc of New York | Mtns to Sound Greenway Seattle, WA | A | $200 | paid | EST. GREENWAYS | 202432819349301853 |
| 2023 | Morna R-Schwartz Foundation Inc | Mountains to Sound Greenery Trust Seattle, WA | D | $200 | paid | DONATION | 202423199349101532 |
| 2023 | Amazonsmile Foundation | The Mountains to Sound Greenway Trust Seattle, WA | C | $182 | paid | GENERAL SUPPORT | 202540919349100629 |
| 2023 | Puget Sound Energy Foundation | The Mountains to Sound Greenway TR Seattle, WA | B | $175 | paid | EMPLOYEE MATCHING PROGRAM - GENERAL OPERATIONS | 202442959349100529 |
| 2022 | The Trust for Public Land | Mountains to Sound Seattle, WA | A | $254,002 | paid | PROJECT CONTRIBUTION | 202321299349302472 |
| 2022 | American Online Giving Foundation Inc | Mountains to Sound Greenway Trust Seattle, WA | A | $97,159 | paid | GENERAL SUPPORT | 202340469349301209 |
| 2022 | Seattle Foundation | Mountains to Sound Greenway Trust Seattle, WA | A | $90,000 | paid | TO PROVIDE SUPPORT FOR TEANAWAY COMMUNITY FOREST'S OUTREACH COORDINATOR POSITION | 202323149349304782 |
| 2022 | Seattle Foundation | Mountains to Sound Greenway Trust Seattle, WA | A | $57,457 | paid | TO PROVIDE GENERAL SUPPORT | 202323149349304782 |
| 2022 | Fidelity Investments Charitable Gift Fund | The Mountains to Sound Greenway TR Seattle, WA | A | $51,006 | paid | For grant recipient's exempt purposes | 202321309349304807 |
| 2022 | Fidelity Investments Charitable Gift Fund | The Mountains to Sound Greenway TR Seattle, WA | A | $51,006 | paid | For grant recipient's exempt purposes | 202430459349302913 |
| 2022 | The Holocene Foundation | The Mountains to Sound Greenway Trust Seattle, WA | C | $50,000 | paid | GENERAL OPERATING FUNDS | 202303119349101975 |
| 2022 | The Bullitt Foundation | Mountains to Sound Greenway Trust Seattle, WA | C | $40,000 | paid | AN EXIT GRANT IN THE FORM OF GENERAL SUPPORT. | 202303079349100335 |
| 2022 | Seattle Foundation | Mountains to Sound Greenway Trust Seattle, WA | A | $35,000 | paid | TO PROVIDE GENERAL OPERATING SUPPORT TO THE SUPERVISOR POSITION AT TEANWAY COMMUNITY FOREST | 202323149349304782 |
| 2022 | Schwab Charitable Fund | Mountains to Sound Greenway Trust Seattle, WA | A | $31,400 | paid | ENVIRONMENTAL AND ANIMALS | 202330939349300403 |
| 2022 | Silicon Valley Community Foundation | The Mountains to Sound Greenway Trust Seattle, WA | A | $25,000 | paid | Environment | 202333189349318948 |
| 2022 | The Bullitt Foundation | Mountains to Sound Greenway Trust Seattle, WA | C | $20,000 | approved, future | AN EXIT GRANT IN THE FORM OF GENERAL SUPPORT. | 202303079349100335 |
| 2022 | National Fish and Wildlife Foundation | Mountains to Sound Greenway Trust Seattle, WA | A | $18,446 | paid | CONSERVATION PROJECTS | 202311869349301051 |
| 2022 | American Forests | Mountains to Sound Greenway Trust Seattle, WA | A | $15,000 | paid | Tree Planting or Giveaway Event for Bank of America | 202310459349301131 |
| 2022 | Treeline Foundation | The Mountains to Sound Greenway Trust Seattle, WA | C | $10,000 | paid | TO PROVIDE GENERAL OPERATING SUPPORT | 202333199349103503 |
| 2022 | Vanguard Charitable Endowment Program | The Mountains to Sound Greenway Trust Seattle, WA | A | $9,000 | paid | For recipient's exempt purpose | 202331359349303108 |
| 2022 | The Blackbaud Giving Fund | Mountains to Sound Greenway Trust Seattle, WA | A | $7,676 | paid | GENERAL SUPPORT | 202312409349300046 |
| 2022 | Mightycause Charitable Foundation | The Mountains to Sound Greenway TR Seattle, WA | A | $5,799 | paid | UNRESTRICTED | 202303109349301135 |
| 2022 | Urban Forest Carbon Registry | Mountains to Sound Greenway Trust Seattle, WA | A | $5,718 | paid | REIMBURSE EXPENSES | 202343199349310449 |
| 2022 | American Endowment Foundation | The Mountains to Sound Greenway TR Seattle, WA | A | $5,000 | paid | GENERAL OPERATING SUPPORT | 202332499349300338 |
| 2022 | Iquest Charitable Foundation | Mountains to Sound Greenway Trust Seattle, WA | C | $3,000 | paid | General Support | 202322339349100927 |
| 2022 | Seattle Foundation | Mountains to Sound Greenway Trust Seattle, WA | A | $2,500 | paid | TO PROVIDE GENERAL SUPPORT | 202323149349304782 |
| 2022 | Laird Norton Family Foundation | Mountains to Sound Greenway Trust Seattle, WA | C | $2,500 | paid | GENERAL OPERATING SUPPORT | 202303079349100530 |
| 2022 | Seattle Foundation | Mountains to Sound Greenway Trust Seattle, WA | A | $2,500 | paid | TO PROVIDE GENERAL SUPPORT | 202323149349304782 |
| 2022 | Pine River Foundation C/O We Trust Company | Mountains to Sound Greenway Seattle, WA | C | $1,000 | paid | TO PROVIDE SUPPORT TO EXEMPT ORG | 202342409349100224 |
| 2022 | The Arbutus Family Foundation | The Mountains to Sound Greenway TR Seattle, WA | B | $1,000 | paid | General & Unrestricted | 202320879349100212 |
| 2022 | Seattle Foundation | Mountains to Sound Greenway Trust Seattle, WA | A | $1,000 | paid | TO PROVIDE GENERAL SUPPORT | 202323149349304782 |
| 2022 | Lynn and Bruce Gibson Foundation | Mountains to Sound Greenway Trust Seattle, WA | C | $1,000 | paid | CHARITY SUPPORT | 202343009349100539 |
| 2022 | Seattle Foundation | Mountains to Sound Greenway Trust Seattle, WA | A | $1,000 | paid | TO PROVIDE GENERAL SUPPORT | 202323149349304782 |
| 2022 | Douglas and Maria Bayer Foundation | Mountains to Sound Greenway Trust Seattle, WA | C | $500 | paid | GENERAL OPERATING FUNDS | 202341949349100804 |
| 2022 | Puget Sound Energy Foundation | The Mountains to Sound Greenway TR Seattle, WA | B | $500 | paid | EMPLOYEE MATCHING PROGRAM - GENERAL OPERATIONS | 202303199349105605 |
| 2022 | Amazonsmile Foundation | The Mountains to Sound Greenway Trust Seattle, WA | C | $332 | paid | GENERAL SUPPORT | 202313119349100141 |
| 2022 | Morna R-Schwartz Foundation Inc | Mountains to Sound Greenery Trust Seattle, WA | D | $300 | paid | DONATION | 202332219349100513 |
| 2022 | Seattle Foundation | Mountains to Sound Greenway Trust Seattle, WA | A | $250 | paid | TO PROVIDE GENERAL SUPPORT IN HONOR OF CYNTHIA FLASH | 202323149349304782 |
| 2022 | Seattle Foundation | Mountains to Sound Greenway Trust Seattle, WA | A | $250 | paid | TO PROVIDE GENERAL SUPPORT IN HONOR OF KEEHN THOMSEN'S INVOLVEMENT WITH MOUNTAINS TO SOUND GREENWAY | 202323149349304782 |
| 2021 | Puget Sound Energy Foundation | The Mountains to Sound Greenway TR Seattle, WA | B | $200,000 | paid | MIDDLE FORK SNOQUALMIE INITIATIVE | 202211339349104526 |
| 2021 | Fidelity Investments Charitable Gift Fund | The Mountains to Sound Greenway TR Seattle, WA | A | $52,964 | paid | For grant recipient's exempt purposes | 202221339349302787 |
| 2021 | American Online Giving Foundation Inc | Mountains to Sound Greenway Trust Seattle, WA | A | $44,405 | paid | GENERAL SUPPORT | 202240469349301419 |
| 2021 | Environmental Fund of Washington DBA Earthshare Washington | Mountains to Sound Greenway T Seattle, WA | A | $28,866 | paid | Work Place Giving | 202230209349301108 |
| 2021 | Schwab Charitable Fund | Mountains to Sound Greenway Trust Seattle, WA | A | $27,250 | paid | ENVIRONMENTAL AND ANIMALS | 202230499349301028 |
| 2021 | National Forest Foundation | Mountains to Sound Greenway Seattle, WA | A | $26,809 | paid | SUPPORT US NATIONAL FORESTS AND GRASSLANDS | 202222279349301002 |
| 2021 | Peach Foundation | Mountains to Sound Greenway Seattle, WA | C | $20,000 | paid | ENVIRONMENTAL | 202211369349105446 |
| 2021 | The Nature Conservancy | Mountains to Sound Greenway Trust Seattle, WA | A | $10,250 | paid | CONSERVATION ACTIVITIES | 202231339349308608 |
| 2021 | The Nature Conservancy | Mountains to Sound Greenway Trust Seattle, WA | A | $10,250 | paid | CONSERVATION ACTIVITIES | 202322099349300922 |
| 2021 | United Way of King County | The Mountains to Sound Greenway TR Seattle, WA | A | $10,000 | paid | DESIGNATED GIFT | 202241369349314874 |
| 2021 | Treeline Foundation | The Mountains to Sound Greenway Trust Seattle, WA | C | $10,000 | paid | TO PROVIDE GENERAL OPERATING SUPPORT | 202211879349100321 |
| 2021 | Vanguard Charitable Endowment Program | The Mountains to Sound Greenway TR Seattle, WA | A | $10,000 | paid | FOR RECIPIENT'S EXEMPT PURPOSE | 202211339349310116 |
| 2021 | The Arbutus Family Foundation | The Mountains to Sound Greenway TR Seattle, WA | B | $1,000 | paid | General & Unrestricted | 202200819349100955 |
| 2021 | Douglas and Maria Bayer Foundation | Mountains to Sound Greenway Trust Seattle, WA | C | $500 | paid | CONTRIBUTION TO BE USED FOR CHARITABLE PURPOSES | 202231199349100513 |
| 2021 | Morna R-Schwartz Foundation Inc | Mountains to Sound Greenery Trust Seattle, WA | D | $300 | paid | DONATION | 202211419349100201 |
| 2021 | The Bank of America Charitable Foundation Inc | The Mountains to Sound Greenway TR Seattle, WA | B | $200 | paid | OPERATIONAL SUPPORT | 202221309349101737 |
| 2020 | Wyncote Foundation | Mountains to Sound Greenway Trust Seattle, WA | C | $100,000 | paid | SUPPORT FOR CAPITAL IMPROVEMENTS | 202123199349100347 |
| 2020 | Puget Sound Energy Foundation | The Mountains to Sound Greenway TR Seattle, WA | B | $100,000 | paid | MIDDLE FORK SNOQUALMIE INITIATIVE OTHER | 202121339349102787 |
| 2020 | Fidelity Investments Charitable Gift Fund | The Mountains to Sound Greenway TR Seattle, WA | A | $52,241 | paid | For grant recipient's exempt purposes | 202121359349300427 |
| 2020 | Seattle Foundation | Mountains to Sound Greenway Trust Seattle, WA | A | $47,210 | paid | TO PROVIDE GENERAL SUPPORT. | 202113029349301626 |
| 2020 | American Online Giving Foundation Inc | Mountains to Sound Greenway Trust Seattle, WA | A | $43,291 | paid | GENERAL SUPPORT | 202120469349300002 |
| 2020 | The Bullitt Foundation | Mountains to Sound Greenway Trust Seattle, WA | C | $35,000 | paid | FOR ITS URBAN AND EDGE COMMUNITIES INITIATIVE. | 202103009349100530 |
| 2020 | Schwab Charitable Fund | Mountains to Sound Greenway Trust Seattle, WA | A | $31,375 | paid | ENVIRONMENTAL AND ANIMALS | 202140489349301804 |
| 2020 | Grousemont Foundation | The Mountains to Sound Greenway TR Seattle, WA | B | $30,000 | paid | MOUNTAINS TO SOUND GREENWAY EDUCATION PROGRAM OTHER | 202123169349104097 |
| 2020 | The Holocene Foundation | The Mountains to Sound Greenway Trust Seattle, WA | C | $30,000 | paid | GENERAL OPERATING FUNDS | 202133139349102673 |
| 2020 | Wildlife Conservation Society | Mountains to Sound Greenway Seattle, WA | A | $28,280 | paid | CONSERVATION | 202131329349302153 |
| 2020 | Environmental Fund of Washington DBA Earthshare Washington | Mountains to Sound Greenway T Seattle, WA | A | $26,692 | paid | Work Place Giving | 202003569349300335 |
| 2020 | Environmental Fund of Washington DBA Earthshare Washington | Mountains to Sound Greenway T Seattle, WA | A | $26,692 | paid | Work Place Giving | 202003569349300335 |
| 2020 | Laird Norton Family Foundation | Mountains to Sound Greenway Trust Seattle, WA | C | $25,000 | paid | GENERAL OPERATING SUPPORT | 202133159349100133 |
| 2020 | The Russell Family Foundation | Mountains to Sound Greenway Trust Seattle, WA | C | $25,000 | paid | GENERAL OPERATING SUPPORT | 202113169349104586 |
| 2020 | United Way of King County | The Mountains to Sound Greenway TR Seattle, WA | A | $25,000 | paid | DESIGNATED GIFT | 202101369349301475 |
| 2020 | Network for Good | The Mountains to Sound Greenway Trust Seattle, WA | A | $17,580 | paid | Unrestricted | 202131819349300608 |
| 2020 | The Nature Conservancy | Mountains to Sound Greenway Trust Seattle, WA | A | $10,250 | paid | CONSERVATION ACTIVITIES | 202131349349307088 |
| 2020 | Seattle Foundation | Mountains to Sound Greenway Trust Seattle, WA | A | $10,000 | paid | TO PROVIDE GENERAL SUPPORT. | 202113029349301626 |
| 2020 | Treeline Foundation | The Mountains to Sound Greenway Trust Seattle, WA | C | $10,000 | paid | TO PROVIDE GENERAL OPERATING SUPPORT | 202122309349100212 |
| 2020 | Osberg Family Trust | The Mountains to Sound Greenway Trust Seattle, WA | D | $10,000 | paid | UNRESTRICTED GENERAL | 202102929349101510 |
| 2020 | Visit Issaquah | Mountains to Sound Greenway Trust Seattle, WA | A | $8,500 | paid | PANDEMIC SPONSORSHIP | 202131269349301138 |
| 2020 | The Russell Family Foundation | Mountains to Sound Greenway Trust Seattle, WA | C | $7,500 | paid | MOUNTAINS TO SOUND GREENWAY EDUCATION PROGRAM | 202113169349104586 |
| 2020 | Seattle Foundation | Mountains to Sound Greenway Trust Seattle, WA | A | $5,000 | paid | URBAN & EDGE COMMUNITIES | 202113029349301626 |
| 2020 | Laird Norton Family Foundation | Mountains to Sound Greenway Trust Seattle, WA | C | $2,500 | paid | GENERAL OPERATING SUPPORT | 202133159349100133 |
| 2020 | Helen Martha Schiff Foundation | Mountains to Sound Greenway Seattle, WA | C | $2,000 | paid | CHARITABLE | 202101179349101845 |
| 2020 | Seattle Foundation | Mountains to Sound Greenway Trust Seattle, WA | A | $1,500 | paid | FOR TEANAWAY COMMUNITY FOREST MARKETING SUPPORT -NEWS ADS IN CLE ELUM | 202113029349301626 |
| 2020 | Seattle Foundation | Mountains to Sound Greenway Trust Seattle, WA | A | $1,000 | paid | TO PROVIDE GENERAL SUPPORT. | 202113029349301626 |
| 2020 | Seattle Foundation | Mountains to Sound Greenway Trust Seattle, WA | A | $1,000 | paid | TO PROVIDE GENERAL SUPPORT. | 202113029349301626 |
| 2020 | Seattle Foundation | Mountains to Sound Greenway Trust Seattle, WA | A | $500 | paid | TO PROVIDE GENERAL SUPPORT. | 202113029349301626 |
| 2020 | Douglas and Maria Bayer Foundation | Mountains to Sound Greenway Trust Seattle, WA | C | $450 | paid | CONTRIBUTION TO BE USED FOR CHARITABLE PURPOSES | 202132359349100913 |
| 2020 | The Bank of America Charitable Foundation Inc | The Mountains to Sound Greenway TR Seattle, WA | B | $250 | paid | GENERAL SUPPORT | 202131479349100003 |
| 2020 | The Bank of America Charitable Foundation Inc | The Mountains to Sound Greenway TR Seattle, WA | B | $250 | paid | GENERAL SUPPORT | 202131479349100003 |
| 2020 | Seattle Foundation | Mountains to Sound Greenway Trust Seattle, WA | A | $250 | paid | TO PROVIDE GENERAL SUPPORT. | 202113029349301626 |
| 2020 | Morna R-Schwartz Foundation Inc | Mountains to Sound Greenery Trust Seattle, WA | D | $250 | paid | DONATION | 202123159349100627 |
| 2020 | Puget Sound Energy Foundation | The Mountains to Sound Greenway TR Seattle, WA | B | $200 | paid | EMPLOYEE MATCHING PROGRAM - GENERAL OPERATIONS | 202121339349102787 |
| 2020 | Amazonsmile Foundation | The Mountains to Sound Greenway Trust Seattle, WA | C | $173 | paid | GENERAL SUPPORT | 202113199349100901 |
| 2020 | Puget Sound Energy Foundation | The Mountains to Sound Greenway TR Seattle, WA | B | $50 | paid | EMPLOYEE MATCHING PROGRAM - GENERAL OPERATIONS | 202121339349102787 |
| 2019 | Fidelity Investments Charitable Gift Fund | The Mountains to Sound Greenway TR Seattle, WA | A | $86,885 | paid | For grant recipient's exempt purposes | 202041789349301474 |
| 2019 | Schwab Charitable Fund | Mountains to Sound Greenway Trust Seattle, WA | A | $30,500 | paid | ENVIRONMENTAL AND ANIMALS | 202010489349300101 |
| 2019 | Nature Conservancy | Mountains to Sound Greenway Trust Seattle, WA | A | $19,000 | paid | Conservation Activities | 202010729349300716 |
| 2019 | National Fish and Wildlife Foundation | Mountains to Sound Greenway Trust Seattle, WA | A | $16,285 | paid | Tolt River Restoration | 202031889349300908 |
| 2019 | American Forests | Nooksack Salmon Enhancement Association Seattle, WA | A | $14,000 | paid | Global releaf | 202030449349301113 |
| 2019 | Treeline Foundation | The Mountains to Sound Greenway Trust Seattle, WA | C | $10,000 | paid | TO PROVIDE GENERAL OPERATING SUPPORT | 202042529349100059 |
| 2019 | United Way of King County | The Mountains to Sound Greenway TR Seattle, WA | A | $5,075 | paid | DESIGNATED GIFT | 202001269349301020 |
| 2019 | Pine River Foundation C/O We Trust Company | Mountains to Sounds Greenway Trust Seattle, WA | D | $3,000 | paid | TO PROVIDE SUPPORT TO EXEMPT ORGANIZATION | 202031679349101028 |
| 2019 | The Arbutus Family Foundation | The Mountains to Sound Greenway TR Seattle, WA | B | $500 | paid | General & Unrestricted | 202011219349100326 |
| 2019 | Douglas and Maria Bayer Foundation | Mountains to Sound Greenway Trust Seattle, WA | C | $450 | paid | CONTRIBUTION TO BE USED FOR CHARITABLE PURPOSES | 202041549349101004 |
| 2019 | The Bank of America Charitable Foundation Inc | The Mountains to Sound Greenway TR Seattle, WA | B | $250 | paid | PROGRAM/OPERATING SUPPORT | 202001499349100200 |
| 2019 | Morna R-Schwartz Foundation Inc | Mountains to Sound Greenery Trust Seattle, WA | D | $250 | paid | DONATION | 202021519349100202 |
| 2019 | The Bank of America Charitable Foundation Inc | The Mountains to Sound Greenway TR Seattle, WA | B | $200 | paid | PROGRAM/OPERATING SUPPORT | 202001499349100200 |
| 2018 | Wildlife Conservation Society | Mountains to Sound Greenway Seattle, WA | A | $113,120 | paid | CONSERVATION | 201931349349303613 |
| 2018 | American Forests | Mountains to Sound Greenway Trust Seattle, WA | A | $50,000 | paid | Global Releaf Project | 201910459349301711 |
| 2018 | Seattle Foundation | Mountains to Sound Greenway Trust Seattle, WA | A | $50,000 | paid | TO PROVIDE GENERAL SUPPORT. | 201912699349301031 |
| 2018 | Seattle Foundation | Mountains to Sound Greenway Trust Seattle, WA | A | $44,265 | paid | TO PROVIDE GENERAL SUPPORT. | 201912699349301031 |
| 2018 | Seattle Foundation | Mountains to Sound Greenway Trust Seattle, WA | A | $35,000 | paid | TO PROVIDE GENERAL SUPPORT. | 201912699349301031 |
| 2018 | National Fish and Wildlife Foundation | Mountains to Sound Greenway Trust Seattle, WA | A | $34,213 | paid | Various Conservation Proj | 201921359349308927 |
| 2018 | Fidelity Investments Charitable Gift Fund | The Mountains to Sound Greenway TR Seattle, WA | A | $26,950 | paid | FOR GRANT RECIPIENT'S EXEMPT PURPOSES | 201931359349301478 |
| 2018 | National Forest Foundation | Mountains to Sound Greenway Seattle, WA | A | $25,000 | paid | SUPPORT US NATIONAL FORESTS AND GRASSLANDS | 201921609349300352 |
| 2018 | Environmental Fund of Washington DBA Earthshare Washington | Mountains to Sound Greenway T Seattle, WA | A | $22,238 | paid | Work Place Giving | 201900109349301310 |
| 2018 | Seattle Foundation | Mountains to Sound Greenway Trust Seattle, WA | A | $20,000 | paid | TO PROVIDE GENERAL SUPPORT. | 201912699349301031 |
| 2018 | Schwab Charitable Fund | Mountains to Sound Greenway Trust Seattle, WA | A | $18,100 | paid | ENVIRONMENTAL/ANIMALS | 201930459349302018 |
| 2018 | Treeline Foundation | The Mountains to Sound Greenway Trust Seattle, WA | C | $10,000 | paid | TO PROVIDE GENERAL OPERATING SUPPORT | 201901789349100025 |
| 2018 | Seattle Foundation | Mountains to Sound Greenway Trust Seattle, WA | A | $10,000 | paid | TO PROVIDE GENERAL SUPPORT. | 201912699349301031 |
| 2018 | The Trust for Public Land | Mountain to Sound Greenway Trust Seattle, WA | A | $9,000 | paid | EVENT SPONSORSHIP | 201910259349301351 |
| 2018 | United Way of King County | The Mountains to Sound Greenway TR Seattle, WA | A | $7,620 | paid | DESIGNATED GIFT | 201931359349313078 |
| 2018 | Seattle Foundation | Mountains to Sound Greenway Trust Seattle, WA | A | $5,000 | paid | TO PROVIDE GENERAL SUPPORT. | 201912699349301031 |
| 2018 | The Hugh and Jane Ferguson Foundation | The Mountains to Sound Greenway TR Seattle, WA | B | $5,000 | paid | GENERAL OPERATIONS | 201902539349100805 |
| 2018 | Seattle Foundation | Mountains to Sound Greenway Trust Seattle, WA | A | $1,000 | paid | TO PROVIDE GENERAL SUPPORT. | 201912699349301031 |
| 2018 | Seattle Foundation | Mountains to Sound Greenway Trust Seattle, WA | A | $1,000 | paid | TO PROVIDE GENERAL SUPPORT. | 201912699349301031 |
| 2018 | Seattle Foundation | Mountains to Sound Greenway Trust Seattle, WA | A | $1,000 | paid | TO PROVIDE GENERAL SUPPORT. | 201912699349301031 |
| 2018 | The Arbutus Family Foundation | The Mountains to Sound Greenway TR Seattle, WA | B | $500 | paid | General & Unrestricted | 201911279349101466 |
| 2018 | Seattle Foundation | Mountains to Sound Greenway Trust Seattle, WA | A | $500 | paid | TO PROVIDE GENERAL SUPPORT. | 201912699349301031 |
| 2018 | Seattle Foundation | Mountains to Sound Greenway Trust Seattle, WA | A | $300 | paid | TO PROVIDE GENERAL SUPPORT. | 201912699349301031 |
| 2018 | Seattle Foundation | Mountains to Sound Greenway Trust Seattle, WA | A | $250 | paid | TO PROVIDE GENERAL SUPPORT. | 201912699349301031 |
| 2018 | The Bank of America Charitable Foundation Inc | The Mountains to Sound Greenway TR Seattle, WA | B | $200 | paid | PROGRAM/OPERATING SUPPORT | 201931349349102143 |
| 2018 | The Bank of America Charitable Foundation Inc | The Mountains to Sound Greenway TR Seattle, WA | B | $100 | paid | PROGRAM/OPERATING SUPPORT | 201931349349102143 |
| 2018 | Jpmorgan Chase Foundation | The Mountains to Sound Greenway TR Seattle, WA | C | $75 | paid | GENERAL OPERATING SUPPORT | 201932679349100303 |
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.