Grant funders / Connecticut / Environment & Conservation
Environment & Conservation Grant Funders in Connecticut
273 foundations with a documented environment & conservation focus have made grants to Connecticut nonprofits in recent years, together directing $140.9M to organizations across the state. Below are the most active — every funder links to a full giving profile, and Bespoke Grants will match all 273 against your nonprofit's specific mission, for free.
273
Environment & conservation funders
$140.9M
Given to Connecticut nonprofits
2,403
Grants on record
2025
Most recent giving
Most active environment & conservation funders in Connecticut
| # | Funder | Based in | Total Connecticut giving | Grants | Latest |
|---|---|---|---|---|---|
| 1 | Coleman and Susan Burke Foundation Inc | New York | $10.8M | 3 | 2023 |
| 2 | John D and Catherine T Macarthur Foundation (consolidated) | Illinois | $6.5M | 9 | 2023 |
| 3 | National Fish and Wildlife Foundation | District of Columbia | $6.3M | 44 | 2024 |
| 4 | Community Health Network of | Connecticut | $5.6M | 28 | 2024 |
| 5 | John B Pierce Foundation | Connecticut | $5.6M | 3 | 2024 |
| 6 | The Jpb Foundation | New York | $5.3M | 4 | 2024 |
| 7 | The Damial Foundation Inc | New York | $5.2M | 3 | 2024 |
| 8 | The Jonathan M Tisch Family Foundation | New York | $3.6M | 3 | 2024 |
| 9 | Accenture Foundation Inc | Illinois | $3.5M | 2 | 2023 |
| 10 | Berkshire Taconic Community | Massachusetts | $3.3M | 6 | 2024 |
| 11 | The Community Foundation for Greater New | Connecticut | $2.9M | 221 | 2024 |
| 12 | The Andrew W Mellon Foundation | New York | $2.8M | 6 | 2022 |
| 13 | The Heising-simons Foundation | California | $2.6M | 8 | 2024 |
This list is ranked by size. Yours should be ranked by fit.
The funders above are the biggest environment & conservation funders in Connecticut — not necessarily the right ones for you. Bespoke Grants ranks all 273 against your nonprofit's actual mission, service area, and budget, and shows you why each one matches. Free, no credit card.
Rank these funders for my nonprofit →Environment & Conservation funders in other states
Other causes funded in Connecticut
How this list is built. Bespoke Grants indexes 13M+ grants from public IRS Form 990 filings. This page shows foundations whose giving carries a documented environment & conservation focus and that have funded Connecticut nonprofits. Giving figures reflect each funder's total recent grants to Connecticut recipients. IRS data publishes on a 1–2 year lag; figures are current through the most recent available filings.