Data / Nonprofits / Connecticut / New Haven / Philanthropy, voluntarism and grantmaking foundations
Philanthropy, voluntarism and grantmaking foundations nonprofits in New Haven, CT: 46 registered with the IRS
46 philanthropy, voluntarism and grantmaking foundations nonprofits are registered with the IRS in New Haven, CT, 46 of them 501(c)(3) charities; the 12 that report revenue took in $166.5 million. The largest by revenue: Knights of Columbus Charitable Fund Inc ($85.5 million), Community Foundation for Greater New Haven ($55.7 million), United Way of Greater New Haven Inc ($14.9 million).
SpecStream is the live web data engine for teams and agents. It reads the IRS register of exempt organizations as the IRS updates it, and this page is that reading. Ask for the nonprofits you need by place, cause and size, with their latest Form 990 figures and websites, and they arrive in your sheet, CRM, Slack or agent.
Every organization, largest by revenue first
| Organization | Type | Since | Revenue | Assets | Filing |
|---|
| Knights of Columbus Charitable Fund Inc | 501(c)(3) | 2017 | $85.5 million | $127.1 million | 2024-12 |
| Community Foundation for Greater New Haven | 501(c)(3) | 1941 | $55.7 million | $627.4 million | 2024-12 |
| United Way of Greater New Haven Inc | 501(c)(3) | 1953 | $14.9 million | $11.7 million | 2025-06 |
| Valley Community Foundation Inc | 501(c)(3) | 2004 | $3.3 million | $39.6 million | 2024-12 |
| Knights of Columbus Charities USA Inc | 501(c)(3) | 2004 | $3.1 million | $93.4 million | 2024-12 |
| Charles A Coffin Memorial Fund | 501(c)(3) | 1959 | $1.5 million | $13.1 million | 2025-06 |
| 5C Corporation | 501(c)(3) | 2005 | $1.1 million | $5.8 million | 2025-06 |
| 4-CT Corp | 501(c)(3) | 2020 | $972,207 | $775,954 | 2025-09 |
| Simione Scillia Larrow & Dowling Charitable Foundation Inc | 501(c)(3) | 1999 | $102,666 | $9,996 | 2025-06 |
| Knights Trust Inc | 501(c)(3) | 1996 | $81,311 | $1 million | 2025-06 |
| Firemens Benevolent Association of New Haven | 501(c)(3) | 2023 | $44,382 | $648,334 | 2022-12 |
| Greater New Haven Business & Professional Association Inc | 501(c)(3) | 2025 | $35,100 | $1.8 million | 2024-12 |
| Alexander Charitable Foundation Trust | 501(c)(3) | 2001 | | $2.5 million | 2025-12 |
| Amour Propre Fund Inc | 501(c)(3) | 2019 | | $5.5 million | 2025-12 |
| Anne Bianchi Gundersen Foundation | 501(c)(3) | 2012 | | $2.4 million | 2025-12 |
| Antonicelli Foundation | 501(c)(3) | 2026 | | | |
| Barak Zelinsky Foundation Inc | 501(c)(3) | 1998 | | $994,890 | 2025-12 |
| Blue Booby Inc | 501(c)(3) | 2023 | $0 | $0 | 2024-12 |
| Brunstad Foundation for Advancement of Law Education & Legal | 501(c)(3) | 2014 | | $410,253 | 2024-12 |
| Childless Mother Foundation Corporation | 501(c)(3) | 2021 | $0 | $0 | 2025-12 |
| Diana Family Foundation | 501(c)(3) | 2001 | | $443,253 | 2024-12 |
| Egcmn Family Foundation | 501(c)(3) | 2017 | | $252,359 | 2025-12 |
| Fi Service Corps Inc | 501(c)(3) | 2026 | | | |
| Firebirds Society of Greater New Haven Inc | 501(c)(3) | 2018 | $0 | $0 | 2025-12 |
| Friends From Afar Foundation | 501(c)(3) | 2026 | | | |
| Friends of Jimmy Miller Inc | 501(c)(3) | 2008 | | $4,465 | 2024-12 |
| Hayes Foundation | 501(c)(3) | 2003 | | $29.5 million | 2025-12 |
| Iaso Cultural Foundation | 501(c)(3) | 2024 | | $567,418 | 2024-12 |
| Kidsgivingorg Inc | 501(c)(3) | 2019 | $0 | $0 | 2023-12 |
| Lindalea P Ludwick Family Foundation Inc | 501(c)(3) | 2000 | | $2.4 million | 2025-12 |
| Mary Lou Pursell Nursing Scholarship Fund Inc | 501(c)(3) | 2014 | $0 | $0 | 2025-12 |
| Melville Charitable Trust Inc | 501(c)(3) | 2017 | | $130.7 million | 2024-12 |
| Micsion Global Corporation | 501(c)(3) | 2025 | $0 | $0 | 2025-12 |
| New Haven Regional Contractors Alliance Inc | 501(c)(3) | 2001 | $0 | $0 | 2025-12 |
| Nutmeg Charity Inc | 501(c)(3) | 2016 | $0 | $0 | 2025-12 |
| Peter and Thomas Dipietro Foundation Inc | 501(c)(3) | 2017 | | $2 million | 2025-06 |
| Pinkes Family Foundation | 501(c)(3) | 1995 | | $948,042 | 2024-11 |
| Richard & Elaine Ades Family Foundation Inc | 501(c)(3) | 2001 | | $143,830 | 2025-12 |
| Robert and Judith Natkin Foundation | 501(c)(3) | 2026 | | | |
| Scripps League Newspapers Education and Research Fund | 501(c)(3) | 1978 | | $12.1 million | 2025-12 |
| Sir Evelyn and Lynn de Rothschild Foundation | 501(c)(3) | 2026 | | | |
| TJPHM Family Foundation | 501(c)(3) | 2022 | | $1 | 2024-12 |
| Tammy and Jay Levine Foundation Inc | 501(c)(3) | 2006 | | $13.6 million | 2024-12 |
| The Risc Foundation Inc | 501(c)(3) | 2008 | | $279.4 million | 2024-12 |
| The William Strong Foundation | 501(c)(3) | 2026 | | | |
| Yoyaadi Foundation | 501(c)(3) | 2016 | | $11 million | 2024-12 |
Other causes in New Haven, CT
Every nonprofit in New Haven, CT · Philanthropy, voluntarism and grantmaking foundations nonprofits across the state · Nonprofits in every city of the state
Read from the IRS Exempt Organizations Business Master File, updated by the IRS on October 24, 2026 and rebuilt here every morning. Revenue and assets are from each organization's latest filing as the IRS lists it; the IRS record is the official one. Organizations only: no people are named on these pages.