Funding search · EIN 454291634 · Wilmington, DE
Hampshire Foundation
A private foundation (files IRS Form 990-PF). Most private foundations do not take unsolicited applications; the route in is usually a program officer.
- 244
- grants reported
- $68.3M
- total given
- 2021–2024
- filing years
- $200,000
- median grant
Based on grants this organization reported to the IRS for tax years 2021–2024. This is what they filed, not a complete record of their giving, and recent years may be incomplete because filings lag.
What they fund
Funder website ↗Full IRS filings ↗How this is builtReport an error
Funding pattern
What this funder pays for, at what size, and how to position adjacent work. Read from their filings, with every number checked against the record.
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Top recipients
Repeat recipients are the strongest signal of whether a funder has an open door or quietly re-funds the same organizations.
- Windward Fund5 grants · $7.0M
- Clean Air Task Force4 grants · $3.8M
- Meliore Foundation3 grants · $3.3M
- Clientearth4 grants · $3.0M
- Tenure Facility5 grants · $2.5M
- Sustainable Ct5 grants · $2.2M
- Stichting European Climate Foundation2 grants · $2.2M
- Namati5 grants · $2.0M
- Rockefeller Philanthropy Advisors4 grants · $2.0M
- Visionspring5 grants · $1.8M
Giving over time
Grant history
The 100 largest of 244 grants.
- $2.0M
Windward Fund · Washington, DC · 2024
Program support
- $2.0M
Windward Fund · Washington, DC · 2024
Program support
- $1.7M
Stichting European Climate Foundation · 2022
Program support
- $1.1M
Meliore Foundation · 2024
Program support
- $1.1M
Meliore Foundation · 2024
Program support
- $1.1M
Clean Air Task Force · Boston, MA · 2023
Program support
- $1.1M
Clean Air Task Force · Boston, MA · 2024
Program support
- $1.1M
Clean Air Task Force · Boston, MA · 2024
Program support
- $1.0M
Clientearth · 2024
Program support
- $1.0M
Clientearth · 2024
Program support
- $1.0M
Meliore Foundation · 2023
Program support
- $1.0M
Windward Fund · Washington, DC · 2023
Program support
- $1.0M
Windward Fund · Washington, DC · 2022
Program support
- $1.0M
Windward Fund · Washington, DC · 2021
Program support
- $750,000
Potential Energy Coalition · New York City, NY · 2023
Program support
- $725,480
Sustainable Ct · Willimantic, CT · 2021
Program support
- $665,000
Tenure Facility · New York City, NY · 2024
Program support
- $665,000
Tenure Facility · New York City, NY · 2024
Program support
- $665,000
Tenure Facility · 2023
Program support
- $600,000
Namati · Washington Dc, WA · 2024
Program support
- $600,000
Namati · Washington Dc, WA · 2024
Program support
- $564,000
Environmental Defense Fund · New York, NY · 2023
Program support
- $560,000
Clean Air Task Force · Boston, MA · 2021
Program support
- $531,290
Spark Microgrants · New York, NY · 2024
Program support
- $531,290
Spark Microgrants · New York, NY · 2024
Program support
- $504,625
Sustainable Ct · Willimantic, CT · 2023
Program support
- $500,000
Floresta USA · San Diego, CA · 2024
Program support
- $500,000
Floresta USA · San Diego, CA · 2024
Program support
- $500,000
Our Common Home Association · 2024
Program support
- $500,000
Our Common Home Association · 2024
Program support
- $500,000
Rockefeller Philanthropy Advisors · New York, NY · 2024
Program support
- $500,000
Rockefeller Philanthropy Advisors · New York, NY · 2024
Program support
- $500,000
Visionspring · New York, NY · 2024
Operational support
- $500,000
Visionspring · New York, NY · 2024
Operational support
- $500,000
European Climate Foundation · 2023
Program support
- $500,000
Floresta Project · New York, NY · 2023
Program support
- $500,000
Global Forest Watch · Washington, DC · 2023
Program support
- $500,000
Rockefeller Philanthropy Advisors · New York, NY · 2023
Program support
- $500,000
Environmental Defense Fund · New York, NY · 2022
Program support
- $500,000
Global Forest Watch · Washington, DC · 2022
Program support
- $500,000
Potential Energy Coalition · New York City, NY · 2022
Program support
- $500,000
Rare · Arlington, VA · 2022
Program support
- $500,000
Rockefeller Philanthropy Advisors · New York, NY · 2022
Program support
- $500,000
Environmental Defense Fund · New York, NY · 2021
Program support
- $500,000
Global Forest Watch · Washington, DC · 2021
Program support
- $500,000
Stichting European Climate Foundation · 2021
Program support
- $498,162
Tree Aid · 2023
Program support
- $489,676
Tree Aid · 2024
Program support
- $489,676
Tree Aid · 2024
Program support
- $486,938
Clientearth · 2023
Program support
- $459,100
Clientearth · 2022
Program support
- $450,000
Myagro Farms · 2023
Move small holder farmers
- $400,000
Mongabay · Menlo Park, CA · 2024
Program support
- $400,000
Mongabay · Menlo Park, CA · 2024
Program support
- $400,000
The Nature Conservancy · Arlington, VA · 2024
Program support
- $400,000
The Nature Conservancy · Arlington, VA · 2024
Program support
- $400,000
Greenpeace Ltd · Washington, DC · 2023
Program support
- $400,000
Mongabay · Menlo Park, CA · 2023
Program support
- $400,000
Namati · Washington Dc, WA · 2023
Program support
- $375,000
Trees for the Future · Bethesda, MD · 2023
Program support
- $355,270
Sustainable Ct · Willimantic, CT · 2024
Program support
- $355,270
Sustainable Ct · Willimantic, CT · 2024
Program support
- $350,000
Ciel · Washington, DC · 2023
Program support
- $350,000
The Nature Conservancy · Arlington, VA · 2023
Program support
- $350,000
Visionspring · New York, NY · 2023
Operational support
- $350,000
Ciel · Washington, DC · 2022
Program support
- $350,000
Ciel · Washington, DC · 2021
Program support
- $312,019
Stitching Fern · 2024
Program support
- $312,019
Stitching Fern · 2024
Program support
- $300,000
Rainforest Foundation · 2024
Program support
- $300,000
Rainforest Foundation · 2024
Program support
- $300,000
Rainforest Foundation UK · New York, NY · 2023
Program support
- $275,190
Fern Eu · 2023
Program support
- $250,000
Boma Foundation · Manchester Center, VT · 2024
Program support
- $250,000
Boma Foundation · Manchester Center, VT · 2024
Program support
- $250,000
Bridges To Prosperity · Denver, CO · 2024
Operational support
- $250,000
Bridges To Prosperity · Denver, CO · 2024
Operational support
- $250,000
Co-Impact Philantrophic Funds · Newtown, CT · 2024
Program support
- $250,000
Co-Impact Philantrophic Funds · Newtown, CT · 2024
Program support
- $250,000
Educate · Brooklyn, NY · 2024
Help cover costs and
- $250,000
Educate · Brooklyn, NY · 2024
Help cover costs and
- $250,000
Friends of Raising the Village · New York, NY · 2024
Operational support
- $250,000
Friends of Raising the Village · New York, NY · 2024
Operational support
- $250,000
Proximity Designs · South Pasadena, CA · 2024
Program support
- $250,000
Proximity Designs · South Pasadena, CA · 2024
Program support
- $250,000
The Bureau of Investigative Journalism · 2024
Program support
- $250,000
The Bureau of Investigative Journalism · 2024
Program support
- $250,000
The Nudge Foundation · Irving, TX · 2024
Operational support
- $250,000
The Nudge Foundation · Irving, TX · 2024
Operational support
- $250,000
Village Enterprise · San Carlos, CA · 2024
Program support
- $250,000
Village Enterprise · San Carlos, CA · 2024
Program support
- $250,000
Yayasan Auriga Nusantara · 2024
Program support
- $250,000
Yayasan Auriga Nusantara · 2024
Program support
- $250,000
Bridges To Prosperity · Denver, CO · 2023
Operational support
- $250,000
Co-Impact (New Venture Fund) · Washington, WA · 2023
Program support
- $250,000
Friends of Raising the Village · New York, NY · 2023
Operational support
- $250,000
Our Common Home · Dallas, OR · 2023
Program support
- $250,000
Rainforest Action Network · San Francisco, CA · 2023
Program support
- $250,000
Spark Microgrants · New York, NY · 2023
Program support
- $250,000
The Nudge Foundation · Irving, TX · 2023
Operational support
Grants already paid are the record; PaperOrbit reads your paper and finds the funders whose record matches it — then explains why.
Search funders like this oneSource: IRS Form 990-PF, Part XV, as filed by the foundation. These are grants already paid — a record of what this funder backs, not an open call.

