Grants paid by The Stewart & Constance Greenfield Foundation
EIN 06-6301506 · Westport, CT · Form 990-PF, Part XV
The Stewart & Constance Greenfield Foundation of Westport, CT (EIN 06-6301506) reported 189 grants paid totaling $2,708,500 to 77 recipients in tax years 2020–2024, on Form 990-PF, Part XV. Derived from IRS e-file data, dataset version 2026.09.0, built 2026-09-03.
Grants paid
$2,708,500
189 grants
Recipients
77
distinct organizations
Tax years
2020–2024
5 filings in the corpus
By tax year
| Tax year | Grants paid | Amount paid | Approved for future |
|---|---|---|---|
| 2020 | 60 | $204,100 | — |
| 2021 | 63 | $209,900 | — |
| 2022 | 64 | $194,500 | — |
| 2023 | 1 | $1,000,000 | — |
| 2024 | 1 | $1,100,000 | — |
Top recipients
The 77 recipients receiving the most from The Stewart & Constance Greenfield Foundation, by grants paid, out of 77 distinct recipients.
| Recipient | Match | Location | Grants | Total paid | Latest year |
|---|---|---|---|---|---|
| The Nature Conservancy 53-0242652 | B | Arlington, VA | 5 | $1,150,000 | 2023 |
| St John's College 52-0591421 | B | Annapolis, MD | 1 | $1,100,000 | 2024 |
| Yale University School of Medicine | U | New Haven, CT | 2 | $90,000 | 2021 |
| Santa Fe Institute 85-0325494 | B | Santa Fe, NM | 3 | $30,000 | 2022 |
| Bridgeport Hospital Foundation 22-2908698 | B | Bridgeport, CT | 3 | $30,000 | 2022 |
| Mount Holyoke College | U | South Hadley, MA | 3 | $30,000 | 2022 |
| Save the Sound 06-0990195 | B | New Haven, CT | 2 | $25,000 | 2022 |
| Kauffman Fellows | U | Austin, TX | 1 | $20,000 | 2022 |
| Wholesome Wave Foundation 26-0352899 | D | Bridgeport, CT | 3 | $15,000 | 2022 |
| Yale New Haven Hospital Fund 06-0646652 | D | New Haven, CT | 3 | $15,000 | 2022 |
| Environmental Defense Fund | U | Washington, DC | 3 | $15,000 | 2022 |
| Doctors Without Borders USA | U | New York, NY | 3 | $12,500 | 2022 |
| Save the Sound (formerly Ct Fund for the Environment) | U | New Haven, CT | 1 | $10,000 | 2020 |
| Connect | U | Hamden, CT | 2 | $10,000 | 2022 |
| #1 Main Street Gallery | U | Westport, CT | 2 | $8,000 | 2021 |
| Ct Audubon Society | U | Fairfield, CT | 3 | $7,500 | 2022 |
| Earthplace | U | Westport, CT | 3 | $7,500 | 2022 |
| National Audobon Society | U | New York, NY | 3 | $7,500 | 2022 |
| Ct League of Conservation Voters Education Fund | U | Hartford, CT | 3 | $7,000 | 2022 |
| Memorial Sloan-Kettering Cancer Center | U | New York, NY | 3 | $6,500 | 2022 |
| Child Mind Institute 80-0478843 | B | New York, NY | 3 | $6,500 | 2022 |
| Kipp Foundation 94-3362724 | C | San Francisco, CA | 3 | $6,000 | 2022 |
| Ct Food Bank | U | Wallingford, CT | 2 | $5,500 | 2021 |
| Soundview Empowerment Alliance Inc 88-1027401 | B | Westport, CT | 1 | $5,000 | 2022 |
| Ukraine Aid International | U | New York, NY | 1 | $5,000 | 2022 |
| Nrdc | U | New York, NY | 1 | $5,000 | 2022 |
| Conect | U | Hamden, CT | 1 | $5,000 | 2020 |
| Natural Resources Defense Council 13-2654926 | B | New York, NY | 1 | $5,000 | 2020 |
| Aspetuck Land Trust 06-6088827 | C | Westport, CT | 3 | $4,500 | 2022 |
| Achievement First 65-1203744 | B | New Haven, CT | 3 | $3,000 | 2022 |
| Mount Sinai Medical Center 13-6271888 | B | New York, NY | 3 | $3,000 | 2022 |
| Technoserve Inc 13-2626135 | B | Arlington, VA | 3 | $3,000 | 2022 |
| Horizons National | U | Westport, CT | 3 | $3,000 | 2022 |
| Planned Parenthood of Southern New England 06-0263565 | B | New Haven, CT | 3 | $3,000 | 2022 |
| Habitat for Humanity Int'l | U | Americus, GA | 3 | $3,000 | 2022 |
| American Society for Protection of Nature in Israel 52-1467954 | D | Great Neck, NY | 3 | $3,000 | 2022 |
| Brennan Center for Justice 13-3839293 | B | New York, NY | 3 | $3,000 | 2022 |
| Pulmonary Fibrosis Foundation 84-1558631 | C | Chicago, IL | 3 | $3,000 | 2022 |
| Teach for America | U | New Haven, CT | 3 | $3,000 | 2022 |
| Touchstones Discussion Project 52-2009938 | B | Annapolis, MD | 3 | $2,500 | 2022 |
| Ct Foodshare | U | Wallingford, CT | 1 | $2,500 | 2022 |
| United Way of Coastal Fairfield County | U | Bridgeport, CT | 3 | $2,250 | 2022 |
| Ct Farmland Trust | U | Hartford, CT | 3 | $1,500 | 2022 |
| Wildlife Conservation Society 13-1740011 | B | Bronx, NY | 3 | $1,500 | 2022 |
| Westport Volunteer Ems | U | Westport, CT | 3 | $1,500 | 2022 |
| Environment and Human Health 06-1487710 | C | North Haven, CT | 3 | $1,500 | 2022 |
| Jewish Senior Services | U | Bridgeport, CT | 3 | $1,500 | 2022 |
| Aclu Foundation | U | New York, NY | 2 | $1,250 | 2022 |
| The Thoreau Society 04-3328106 | D | Concord, MA | 2 | $1,100 | 2022 |
| Fwcsa | U | Westport, CT | 1 | $1,000 | 2021 |
| The Climate Realty Project | U | Washington, DC | 1 | $1,000 | 2022 |
| Friends of the Westport Senior Center | U | Westport, CT | 1 | $1,000 | 2020 |
| Ct News Project | U | Hartford, CT | 3 | $1,000 | 2022 |
| Westport Community Theatre 06-6072059 | B | Westport, CT | 3 | $850 | 2022 |
| Staples Tuition Grants Committee | U | Westport, CT | 3 | $750 | 2022 |
| Westport Warm Up Fund | U | Westport, CT | 3 | $750 | 2022 |
| Wshu Public Radio Group | U | Fairfield, CT | 3 | $750 | 2022 |
| A Better Chance of Westport 06-1603592 | B | Westport, CT | 3 | $750 | 2022 |
| Brady Campaign to Prevent Gun Violence 23-7321017 | B | Washington, DC | 3 | $750 | 2022 |
| Wild Earth Guardians | U | Santa Fe, NM | 3 | $750 | 2022 |
| Temple Israel | U | Westport, CT | 3 | $750 | 2022 |
| School for Advanced Research 85-0125045 | B | Santa Fe, NM | 3 | $750 | 2022 |
| Thirteen | U | New York, NY | 3 | $600 | 2022 |
| Int'l Festival of Arts & Ideas | U | New Haven, CT | 3 | $600 | 2022 |
| Music Theater of Ct 06-1213848 | D | Norwalk, CT | 3 | $600 | 2022 |
| American Museum of Natural History | U | New York, NY | 2 | $500 | 2021 |
| The Carter Center 58-1454716 | B | Atlanta, GA | 2 | $500 | 2022 |
| Playwrights Horizons 13-2805131 | B | New York, NY | 2 | $500 | 2021 |
| Aaas | U | Washington, DC | 2 | $500 | 2022 |
| Union of Concerned Scientists 04-2535767 | B | Cambridge, MA | 2 | $500 | 2022 |
| Federation for Jewish Philanthropy of Upper Fairf 06-0994563 | C | Bridgeport, CT | 2 | $500 | 2022 |
| Fidelco Guide Dog Foundation Inc 06-6060478 | B | Bloomfield, CT | 2 | $500 | 2021 |
| Westport County Playhouse 23-7357943 | C | Westport, CT | 2 | $350 | 2022 |
| Charity Navigator 13-4148824 | C | Saddle Brook, NJ | 3 | $300 | 2022 |
| American Civil Liberties Union | U | New York, NY | 1 | $250 | 2020 |
| Citizens Climate Education 26-2948811 | C | Coronado, CA | 1 | $250 | 2021 |
| Candid | U | Milwaukee, WI | 2 | $100 | 2022 |
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.
Every grant
All 189 grant rows this organization reported, most recent first.
| Tax year | Recipient | Match | Amount | Type | Purpose | Source filing |
|---|---|---|---|---|---|---|
| 2024 | St John's College Annapolis, MD | B | $1,100,000 | paid | GENERAL SUPPORT | 202541259349101004 |
| 2023 | The Nature Conservancy Arlington, VA | B | $1,000,000 | paid | GENERAL SUPPORT | 202443189349101794 |
| 2022 | Nature Conservancy in Ct Arlington, VA | C | $25,000 | paid | SUPPORT | 202343189349101439 |
| 2022 | Nature Conservancy (national) Arlington, VA | D | $25,000 | paid | SUPPORT | 202343189349101439 |
| 2022 | Kauffman Fellows Austin, TX | U | $20,000 | paid | SUPPORT | 202343189349101439 |
| 2022 | Bridgeport Hospital Foundation Bridgeport, CT | B | $20,000 | paid | SUPPORT | 202343189349101439 |
| 2022 | Santa Fe Institute Santa Fe, NM | B | $10,000 | paid | SUPPORT | 202343189349101439 |
| 2022 | Mount Holyoke College South Hadley, MA | U | $10,000 | paid | SUPPORT | 202343189349101439 |
| 2022 | Save the Sound New Haven, CT | B | $10,000 | paid | SUPPORT | 202343189349101439 |
| 2022 | Connect Hamden, CT | U | $5,000 | paid | SUPPORT | 202343189349101439 |
| 2022 | Nrdc New York, NY | U | $5,000 | paid | SUPPORT | 202343189349101439 |
| 2022 | Ukraine Aid International New York, NY | U | $5,000 | paid | SUPPORT | 202343189349101439 |
| 2022 | Yale New Haven Hospital Fund New Haven, CT | D | $5,000 | paid | SUPPORT | 202343189349101439 |
| 2022 | Wholesome Wave Foundation Bridgeport, CT | D | $5,000 | paid | SUPPORT | 202343189349101439 |
| 2022 | Environmental Defense Fund Washington, DC | U | $5,000 | paid | SUPPORT | 202343189349101439 |
| 2022 | Soundview Empowerment Alliance Inc Westport, CT | B | $5,000 | paid | SUPPORT | 202343189349101439 |
| 2022 | Ct Foodshare Wallingford, CT | U | $2,500 | paid | SUPPORT | 202343189349101439 |
| 2022 | Ct Audubon Society Fairfield, CT | U | $2,500 | paid | SUPPORT | 202343189349101439 |
| 2022 | Doctors Without Borders USA New York, NY | U | $2,500 | paid | SUPPORT | 202343189349101439 |
| 2022 | Earthplace Westport, CT | U | $2,500 | paid | SUPPORT | 202343189349101439 |
| 2022 | National Audobon Society New York, NY | U | $2,500 | paid | SUPPORT | 202343189349101439 |
| 2022 | Kipp Foundation San Francisco, CA | C | $2,000 | paid | SUPPORT | 202343189349101439 |
| 2022 | Memorial Sloan-Kettering Cancer Center New York, NY | U | $1,500 | paid | SUPPORT | 202343189349101439 |
| 2022 | Child Mind Institute New York, NY | B | $1,500 | paid | SUPPORT | 202343189349101439 |
| 2022 | Pulmonary Fibrosis Foundation Chicago, IL | C | $1,000 | paid | SUPPORT | 202343189349101439 |
| 2022 | Aclu Foundation New York, NY | U | $1,000 | paid | SUPPORT | 202343189349101439 |
| 2022 | Horizons National Westport, CT | U | $1,000 | paid | SUPPORT | 202343189349101439 |
| 2022 | Planned Parenthood of Southern New England New Haven, CT | B | $1,000 | paid | SUPPORT | 202343189349101439 |
| 2022 | Habitat for Humanity Int'l Americus, GA | U | $1,000 | paid | SUPPORT | 202343189349101439 |
| 2022 | Teach for America New Haven, CT | U | $1,000 | paid | SUPPORT | 202343189349101439 |
| 2022 | Mount Sinai Medical Center New York, NY | B | $1,000 | paid | SUPPORT | 202343189349101439 |
| 2022 | American Society for Protection of Nature in Israel Great Neck, NY | D | $1,000 | paid | SUPPORT | 202343189349101439 |
| 2022 | Technoserve Inc Arlington, VA | B | $1,000 | paid | SUPPORT | 202343189349101439 |
| 2022 | United Way of Coastal Fairfield County Bridgeport, CT | U | $1,000 | paid | SUPPORT | 202343189349101439 |
| 2022 | Brennan Center for Justice New York, NY | B | $1,000 | paid | SUPPORT | 202343189349101439 |
| 2022 | The Climate Realty Project Washington, DC | U | $1,000 | paid | SUPPORT | 202343189349101439 |
| 2022 | Aspetuck Land Trust Westport, CT | C | $1,000 | paid | SUPPORT | 202343189349101439 |
| 2022 | Ct League of Conservation Voters Education Fund Hartford, CT | U | $1,000 | paid | SUPPORT | 202343189349101439 |
| 2022 | Achievement First New Haven, CT | B | $1,000 | paid | SUPPORT | 202343189349101439 |
| 2022 | Westport Volunteer Ems Westport, CT | U | $500 | paid | SUPPORT | 202343189349101439 |
| 2022 | Jewish Senior Services Bridgeport, CT | U | $500 | paid | SUPPORT | 202343189349101439 |
| 2022 | Environment and Human Health North Haven, CT | C | $500 | paid | SUPPORT | 202343189349101439 |
| 2022 | Wildlife Conservation Society Bronx, NY | B | $500 | paid | SUPPORT | 202343189349101439 |
| 2022 | Touchstones Discussion Project Annapolis, MD | B | $500 | paid | SUPPORT | 202343189349101439 |
| 2022 | Ct Farmland Trust Hartford, CT | U | $500 | paid | SUPPORT | 202343189349101439 |
| 2022 | Wshu Public Radio Group Fairfield, CT | U | $250 | paid | SUPPORT | 202343189349101439 |
| 2022 | Brady Campaign to Prevent Gun Violence Washington, DC | B | $250 | paid | SUPPORT | 202343189349101439 |
| 2022 | School for Advanced Research Santa Fe, NM | B | $250 | paid | SUPPORT | 202343189349101439 |
| 2022 | A Better Chance of Westport Westport, CT | B | $250 | paid | SUPPORT | 202343189349101439 |
| 2022 | Union of Concerned Scientists Cambridge, MA | B | $250 | paid | SUPPORT | 202343189349101439 |
| 2022 | Staples Tuition Grants Committee Westport, CT | U | $250 | paid | SUPPORT | 202343189349101439 |
| 2022 | Ct News Project Hartford, CT | U | $250 | paid | SUPPORT | 202343189349101439 |
| 2022 | Wild Earth Guardians Santa Fe, NM | U | $250 | paid | SUPPORT | 202343189349101439 |
| 2022 | Westport Warm Up Fund Westport, CT | U | $250 | paid | SUPPORT | 202343189349101439 |
| 2022 | Aaas Washington, DC | U | $250 | paid | SUPPORT | 202343189349101439 |
| 2022 | The Carter Center Atlanta, GA | B | $250 | paid | SUPPORT | 202343189349101439 |
| 2022 | Federation for Jewish Philanthropy of Upper Fairf Bridgeport, CT | C | $250 | paid | SUPPORT | 202343189349101439 |
| 2022 | Temple Israel Westport, CT | U | $250 | paid | SUPPORT | 202343189349101439 |
| 2022 | Int'l Festival of Arts & Ideas New Haven, CT | U | $100 | paid | SUPPORT | 202343189349101439 |
| 2022 | Westport Community Theatre Westport, CT | B | $100 | paid | SUPPORT | 202343189349101439 |
| 2022 | Music Theater of Ct Norwalk, CT | D | $100 | paid | SUPPORT | 202343189349101439 |
| 2022 | The Thoreau Society Concord, MA | D | $100 | paid | SUPPORT | 202343189349101439 |
| 2022 | Charity Navigator Saddle Brook, NJ | C | $100 | paid | SUPPORT | 202343189349101439 |
| 2022 | Westport Country Playhouse Westport, CT | B | $100 | paid | SUPPORT | 202343189349101439 |
| 2022 | Thirteen New York, NY | U | $100 | paid | SUPPORT | 202343189349101439 |
| 2022 | Candid Milwaukee, WI | U | $50 | paid | SUPPORT | 202343189349101439 |
| 2021 | Nature Conservancy in Ct Arlington, VA | C | $50,000 | paid | SUPPORT | 202212839349100116 |
| 2021 | Yale University School of Medicine New Haven, CT | U | $50,000 | paid | SUPPORT | 202212839349100116 |
| 2021 | Save the Sound New Haven, CT | B | $15,000 | paid | SUPPORT | 202212839349100116 |
| 2021 | Santa Fe Institute Santa Fe, NM | B | $10,000 | paid | SUPPORT | 202212839349100116 |
| 2021 | Mount Holyoke College South Hadley, MA | U | $10,000 | paid | SUPPORT | 202212839349100116 |
| 2021 | Connect Hamden, CT | U | $5,000 | paid | SUPPORT | 202212839349100116 |
| 2021 | Wholesome Wave Foundation Bridgeport, CT | D | $5,000 | paid | SUPPORT | 202212839349100116 |
| 2021 | Doctors Without Borders USA New York, NY | U | $5,000 | paid | SUPPORT | 202212839349100116 |
| 2021 | Bridgeport Hospital Foundation Bridgeport, CT | B | $5,000 | paid | SUPPORT | 202212839349100116 |
| 2021 | Yale New Haven Hospital Fund New Haven, CT | D | $5,000 | paid | SUPPORT | 202212839349100116 |
| 2021 | Environmental Defense Fund Washington, DC | U | $5,000 | paid | SUPPORT | 202212839349100116 |
| 2021 | #1 Main Street Gallery Westport, CT | U | $3,000 | paid | SUPPORT | 202212839349100116 |
| 2021 | Ct Food Bank Wallingford, CT | U | $2,500 | paid | SUPPORT | 202212839349100116 |
| 2021 | Aspetuck Land Trust Westport, CT | C | $2,500 | paid | SUPPORT | 202212839349100116 |
| 2021 | Memorial Sloan-Kettering Cancer Center New York, NY | U | $2,500 | paid | SUPPORT | 202212839349100116 |
| 2021 | Earthplace Westport, CT | U | $2,500 | paid | SUPPORT | 202212839349100116 |
| 2021 | National Audobon Society New York, NY | U | $2,500 | paid | SUPPORT | 202212839349100116 |
| 2021 | Child Mind Institute New York, NY | B | $2,500 | paid | SUPPORT | 202212839349100116 |
| 2021 | Ct Audubon Society Fairfield, CT | U | $2,500 | paid | SUPPORT | 202212839349100116 |
| 2021 | Kipp Foundation San Francisco, CA | C | $2,000 | paid | SUPPORT | 202212839349100116 |
| 2021 | Brennan Center for Justice New York, NY | B | $1,000 | paid | SUPPORT | 202212839349100116 |
| 2021 | American Society for Protection of Nature in Israel Great Neck, NY | D | $1,000 | paid | SUPPORT | 202212839349100116 |
| 2021 | Pulmonary Fibrosis Foundation Chicago, IL | C | $1,000 | paid | SUPPORT | 202212839349100116 |
| 2021 | Planned Parenthood of Southern New England New Haven, CT | B | $1,000 | paid | SUPPORT | 202212839349100116 |
| 2021 | Touchstones Discussion Project Annapolis, MD | B | $1,000 | paid | SUPPORT | 202212839349100116 |
| 2021 | Fwcsa Westport, CT | U | $1,000 | paid | SUPPORT | 202212839349100116 |
| 2021 | Horizons National Westport, CT | U | $1,000 | paid | SUPPORT | 202212839349100116 |
| 2021 | Technoserve Inc Arlington, VA | B | $1,000 | paid | SUPPORT | 202212839349100116 |
| 2021 | Mount Sinai Medical Center New York, NY | B | $1,000 | paid | SUPPORT | 202212839349100116 |
| 2021 | United Way of Coastal Fairfield County Bridgeport, CT | U | $1,000 | paid | SUPPORT | 202212839349100116 |
| 2021 | Achievement First New Haven, CT | B | $1,000 | paid | SUPPORT | 202212839349100116 |
| 2021 | Habitat for Humanity Int'l Americus, GA | U | $1,000 | paid | SUPPORT | 202212839349100116 |
| 2021 | Ct League of Conservation Voters Education Fund Hartford, CT | U | $1,000 | paid | SUPPORT | 202212839349100116 |
| 2021 | Teach for America New Haven, CT | U | $1,000 | paid | SUPPORT | 202212839349100116 |
| 2021 | Ct Farmland Trust Hartford, CT | U | $500 | paid | SUPPORT | 202212839349100116 |
| 2021 | Environment and Human Health North Haven, CT | C | $500 | paid | SUPPORT | 202212839349100116 |
| 2021 | Wildlife Conservation Society Bronx, NY | B | $500 | paid | SUPPORT | 202212839349100116 |
| 2021 | Jewish Senior Services Bridgeport, CT | U | $500 | paid | SUPPORT | 202212839349100116 |
| 2021 | Westport Volunteer Ems Westport, CT | U | $500 | paid | SUPPORT | 202212839349100116 |
| 2021 | Westport Community Theatre Westport, CT | B | $500 | paid | SUPPORT | 202212839349100116 |
| 2021 | Aclu Foundation New York, NY | U | $250 | paid | SUPPORT | 202212839349100116 |
| 2021 | Temple Israel Westport, CT | U | $250 | paid | SUPPORT | 202212839349100116 |
| 2021 | Federation for Jewish Philanthropy of Upper Fairf Bridgeport, CT | C | $250 | paid | SUPPORT | 202212839349100116 |
| 2021 | Brady Campaign to Prevent Gun Violence Washington, DC | B | $250 | paid | SUPPORT | 202212839349100116 |
| 2021 | Music Theater of Ct Norwalk, CT | D | $250 | paid | SUPPORT | 202212839349100116 |
| 2021 | Fidelco Guide Dog Foundation Inc Bloomfield, CT | B | $250 | paid | SUPPORT | 202212839349100116 |
| 2021 | American Museum of Natural History New York, NY | U | $250 | paid | SUPPORT | 202212839349100116 |
| 2021 | Staples Tuition Grants Committee Westport, CT | U | $250 | paid | SUPPORT | 202212839349100116 |
| 2021 | Union of Concerned Scientists Cambridge, MA | B | $250 | paid | SUPPORT | 202212839349100116 |
| 2021 | The Carter Center Atlanta, GA | B | $250 | paid | SUPPORT | 202212839349100116 |
| 2021 | A Better Chance of Westport Westport, CT | B | $250 | paid | SUPPORT | 202212839349100116 |
| 2021 | Aaas Washington, DC | U | $250 | paid | SUPPORT | 202212839349100116 |
| 2021 | Ct News Project Hartford, CT | U | $250 | paid | SUPPORT | 202212839349100116 |
| 2021 | Wshu Public Radio Group Fairfield, CT | U | $250 | paid | SUPPORT | 202212839349100116 |
| 2021 | Citizens Climate Education Coronado, CA | C | $250 | paid | SUPPORT | 202212839349100116 |
| 2021 | Westport Warm Up Fund Westport, CT | U | $250 | paid | SUPPORT | 202212839349100116 |
| 2021 | School for Advanced Research Santa Fe, NM | B | $250 | paid | SUPPORT | 202212839349100116 |
| 2021 | Wild Earth Guardians Santa Fe, NM | U | $250 | paid | SUPPORT | 202212839349100116 |
| 2021 | Thirteen New York, NY | U | $250 | paid | SUPPORT | 202212839349100116 |
| 2021 | Playwrights Horizons New York, NY | B | $250 | paid | SUPPORT | 202212839349100116 |
| 2021 | Int'l Festival of Arts & Ideas New Haven, CT | U | $250 | paid | SUPPORT | 202212839349100116 |
| 2021 | Charity Navigator Saddle Brook, NJ | C | $100 | paid | SUPPORT | 202212839349100116 |
| 2021 | Candid Milwaukee, WI | U | $50 | paid | SUPPORT | 202212839349100116 |
| 2020 | Nature Conservancy in Ct Arlington, VA | C | $50,000 | paid | SUPPORT | 202102609349100600 |
| 2020 | Yale University School of Medicine New Haven, CT | U | $40,000 | paid | SUPPORT | 202102609349100600 |
| 2020 | Mount Holyoke College South Hadley, MA | U | $10,000 | paid | SUPPORT | 202102609349100600 |
| 2020 | Save the Sound (formerly Ct Fund for the Environment) New Haven, CT | U | $10,000 | paid | SUPPORT | 202102609349100600 |
| 2020 | Santa Fe Institute Santa Fe, NM | B | $10,000 | paid | SUPPORT | 202102609349100600 |
| 2020 | Wholesome Wave Foundation Bridgeport, CT | D | $5,000 | paid | SUPPORT | 202102609349100600 |
| 2020 | Bridgeport Hospital Foundation Bridgeport, CT | B | $5,000 | paid | SUPPORT | 202102609349100600 |
| 2020 | Doctors Without Borders USA New York, NY | U | $5,000 | paid | SUPPORT | 202102609349100600 |
| 2020 | #1 Main Street Gallery Westport, CT | U | $5,000 | paid | SUPPORT | 202102609349100600 |
| 2020 | Ct League of Conservation Voters Education Fund Hartford, CT | U | $5,000 | paid | SUPPORT | 202102609349100600 |
| 2020 | Yale New Haven Hospital Fund New Haven, CT | D | $5,000 | paid | SUPPORT | 202102609349100600 |
| 2020 | Conect Hamden, CT | U | $5,000 | paid | SUPPORT | 202102609349100600 |
| 2020 | Natural Resources Defense Council New York, NY | B | $5,000 | paid | SUPPORT | 202102609349100600 |
| 2020 | Environmental Defense Fund Washington, DC | U | $5,000 | paid | SUPPORT | 202102609349100600 |
| 2020 | Ct Food Bank Wallingford, CT | U | $3,000 | paid | SUPPORT | 202102609349100600 |
| 2020 | Child Mind Institute New York, NY | B | $2,500 | paid | SUPPORT | 202102609349100600 |
| 2020 | Ct Audubon Society Fairfield, CT | U | $2,500 | paid | SUPPORT | 202102609349100600 |
| 2020 | Memorial Sloan-Kettering Cancer Center New York, NY | U | $2,500 | paid | SUPPORT | 202102609349100600 |
| 2020 | National Audobon Society New York, NY | U | $2,500 | paid | SUPPORT | 202102609349100600 |
| 2020 | Earthplace Westport, CT | U | $2,500 | paid | SUPPORT | 202102609349100600 |
| 2020 | Kipp Foundation San Francisco, CA | C | $2,000 | paid | SUPPORT | 202102609349100600 |
| 2020 | American Society for Protection of Nature in Israel Great Neck, NY | D | $1,000 | paid | SUPPORT | 202102609349100600 |
| 2020 | Touchstones Discussion Project Annapolis, MD | B | $1,000 | paid | SUPPORT | 202102609349100600 |
| 2020 | The Thoreau Society Concord, MA | D | $1,000 | paid | SUPPORT | 202102609349100600 |
| 2020 | Pulmonary Fibrosis Foundation Chicago, IL | C | $1,000 | paid | SUPPORT | 202102609349100600 |
| 2020 | Friends of the Westport Senior Center Westport, CT | U | $1,000 | paid | SUPPORT | 202102609349100600 |
| 2020 | Aspetuck Land Trust Westport, CT | C | $1,000 | paid | SUPPORT | 202102609349100600 |
| 2020 | Achievement First New Haven, CT | B | $1,000 | paid | SUPPORT | 202102609349100600 |
| 2020 | Horizons National Westport, CT | U | $1,000 | paid | SUPPORT | 202102609349100600 |
| 2020 | Mount Sinai Medical Center New York, NY | B | $1,000 | paid | SUPPORT | 202102609349100600 |
| 2020 | Habitat for Humanity Int'l Americus, GA | U | $1,000 | paid | SUPPORT | 202102609349100600 |
| 2020 | Technoserve Inc Arlington, VA | B | $1,000 | paid | SUPPORT | 202102609349100600 |
| 2020 | Brennan Center for Justice New York, NY | B | $1,000 | paid | SUPPORT | 202102609349100600 |
| 2020 | Teach for America New Haven, CT | U | $1,000 | paid | SUPPORT | 202102609349100600 |
| 2020 | Planned Parenthood of Southern New England New Haven, CT | B | $1,000 | paid | SUPPORT | 202102609349100600 |
| 2020 | Jewish Senior Services Bridgeport, CT | U | $500 | paid | SUPPORT | 202102609349100600 |
| 2020 | Environment and Human Health North Haven, CT | C | $500 | paid | SUPPORT | 202102609349100600 |
| 2020 | Ct News Project Hartford, CT | U | $500 | paid | SUPPORT | 202102609349100600 |
| 2020 | Westport Volunteer Ems Westport, CT | U | $500 | paid | SUPPORT | 202102609349100600 |
| 2020 | Wildlife Conservation Society Bronx, NY | B | $500 | paid | SUPPORT | 202102609349100600 |
| 2020 | Ct Farmland Trust Hartford, CT | U | $500 | paid | SUPPORT | 202102609349100600 |
| 2020 | Westport Warm Up Fund Westport, CT | U | $250 | paid | SUPPORT | 202102609349100600 |
| 2020 | American Museum of Natural History New York, NY | U | $250 | paid | SUPPORT | 202102609349100600 |
| 2020 | Brady Campaign to Prevent Gun Violence Washington, DC | B | $250 | paid | SUPPORT | 202102609349100600 |
| 2020 | A Better Chance of Westport Westport, CT | B | $250 | paid | SUPPORT | 202102609349100600 |
| 2020 | Music Theater of Ct Norwalk, CT | D | $250 | paid | SUPPORT | 202102609349100600 |
| 2020 | Fidelco Guide Dog Foundation Inc Bloomfield, CT | B | $250 | paid | SUPPORT | 202102609349100600 |
| 2020 | Thirteen New York, NY | U | $250 | paid | SUPPORT | 202102609349100600 |
| 2020 | United Way of Coastal Fairfield County Bridgeport, CT | U | $250 | paid | SUPPORT | 202102609349100600 |
| 2020 | American Civil Liberties Union New York, NY | U | $250 | paid | SUPPORT | 202102609349100600 |
| 2020 | Westport County Playhouse Westport, CT | C | $250 | paid | SUPPORT | 202102609349100600 |
| 2020 | Staples Tuition Grants Committee Westport, CT | U | $250 | paid | SUPPORT | 202102609349100600 |
| 2020 | Playwrights Horizons New York, NY | B | $250 | paid | SUPPORT | 202102609349100600 |
| 2020 | Wild Earth Guardians Santa Fe, NM | U | $250 | paid | SUPPORT | 202102609349100600 |
| 2020 | Westport Community Theatre Westport, CT | B | $250 | paid | SUPPORT | 202102609349100600 |
| 2020 | School for Advanced Research Santa Fe, NM | B | $250 | paid | SUPPORT | 202102609349100600 |
| 2020 | Wshu Public Radio Group Fairfield, CT | U | $250 | paid | SUPPORT | 202102609349100600 |
| 2020 | Int'l Festival of Arts & Ideas New Haven, CT | U | $250 | paid | SUPPORT | 202102609349100600 |
| 2020 | Temple Israel Westport, CT | U | $250 | paid | SUPPORT | 202102609349100600 |
| 2020 | Charity Navigator Saddle Brook, NJ | C | $100 | paid | SUPPORT | 202102609349100600 |
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 the matcher's inference and should be read as leads until the check is published on the methodology page.
Source filings
Every figure above is traceable to one of these IRS e-file returns by its OBJECT_ID.
| Form | Tax year | Period end | Filed | Schema | IRS OBJECT_ID |
|---|---|---|---|---|---|
| 990PF | 2024 | 2024-12-31 | not stated | 2024v5.1 | 202541259349101004 |
| 990PF | 2023 | 2023-12-31 | not stated | 2023v5.1 | 202443189349101794 |
| 990PF | 2022 | 2022-12-31 | not stated | 2022v5.0 | 202343189349101439 |
| 990PF | 2021 | 2021-12-31 | not stated | 2021v4.2 | 202212839349100116 |
| 990PF | 2020 | 2020-12-31 | not stated | 2020v4.1 | 202102609349100600 |
Derived from IRS Form 990-PF e-file XML; recipient identities from the IRS Exempt Organizations Business Master File. Dataset version 2026.09.0, built 2026-09-03. The same rows as Parquet: manifest; as JSON: /api/funders/066301506.json.
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.