Funding search · EIN 066301506 · Westport, CT
The Stewart & Constance Greenfield
A private foundation (files IRS Form 990-PF). Most private foundations do not take unsolicited applications; the route in is usually a program officer.
- 66
- grants reported
- $2.3M
- total given
- 2022–2024
- filing years
- $1,000
- median grant
Based on grants this organization reported to the IRS for tax years 2022–2024. This is what they filed, not a complete record of their giving, and recent years may be incomplete because filings lag.
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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.
- St John'S College1 grant · $1.1M
- The Nature Conservancy1 grant · $1.0M
- Nature Conservancy (National)1 grant · $25,000
- Nature Conservancy in Ct1 grant · $25,000
- Kauffman Fellows1 grant · $20,000
- Bridgeport Hospital Foundation1 grant · $20,000
- Mount Holyoke College1 grant · $10,000
- Santa Fe Institute1 grant · $10,000
- Save the Sound1 grant · $10,000
- Wholesome Wave Foundation1 grant · $5,000
Giving over time
Grant history
All 66 reported grants, largest first.
- $1.1M
St John'S College · Annapolis, MD · 2024
General support
- $1.0M
The Nature Conservancy · Arlington, VA · 2023
General support
- $25,000
Nature Conservancy (National) · Arlington, VA · 2022
Support
- $25,000
Nature Conservancy in Ct · Arlington, VA · 2022
Support
- $20,000
Bridgeport Hospital Foundation · Bridgeport, CT · 2022
Support
- $20,000
Kauffman Fellows · Austin, TX · 2022
Support
- $10,000
Mount Holyoke College · South Hadley, MA · 2022
Support
- $10,000
Santa Fe Institute · Santa Fe, NM · 2022
Support
- $10,000
Save the Sound · New Haven, CT · 2022
Support
- $5,000
Connect · Hamden, CT · 2022
Support
- $5,000
Environmental Defense Fund · Washington, DC · 2022
Support
- $5,000
Nrdc · New York, NY · 2022
Support
- $5,000
Soundview Empowerment Alliance · Westport, CT · 2022
Support
- $5,000
Ukraine Aid International · New York, NY · 2022
Support
- $5,000
Wholesome Wave Foundation · Bridgeport, CT · 2022
Support
- $5,000
Yale New Haven Hospital Fund · New Haven, CT · 2022
Support
- $2,500
Ct Audubon Society · Fairfield, CT · 2022
Support
- $2,500
Ct Foodshare · Wallingford, CT · 2022
Support
- $2,500
Doctors Without Borders USA · New York, NY · 2022
Support
- $2,500
Earthplace · Westport, CT · 2022
Support
- $2,500
National Audobon Society · New York, NY · 2022
Support
- $2,000
Kipp Foundation · San Francisco, CA · 2022
Support
- $1,500
Child Mind Institute · New York, NY · 2022
Support
- $1,500
Memorial Sloan-Kettering Cancer Center · New York, NY · 2022
Support
- $1,000
Achievement First · New Haven, CT · 2022
Support
- $1,000
Aclu Foundation · New York, NY · 2022
Support
- $1,000
American Society for Protection of Nature in Israel · Great Neck, NY · 2022
Support
- $1,000
Aspetuck Land Trust · Westport, CT · 2022
Support
- $1,000
Brennan Center for Justice · New York, NY · 2022
Support
- $1,000
Ct League of Conservation Voters Education Fund · Hartford, CT · 2022
Support
- $1,000
Habitat for Humanity Int'L · Americus, GA · 2022
Support
- $1,000
Horizons National · Westport, CT · 2022
Support
- $1,000
Mount Sinai Medical Center · New York, NY · 2022
Support
- $1,000
Planned Parenthood of Southern New England · New Haven, CT · 2022
Support
- $1,000
Pulmonary Fibrosis Foundation · Chicago, IL · 2022
Support
- $1,000
Teach for America · New Haven, CT · 2022
Support
- $1,000
Technoserve · Arlington, VA · 2022
Support
- $1,000
The Climate Realty Project · Washington, DC · 2022
Support
- $1,000
United Way of Coastal Fairfield County · Bridgeport, CT · 2022
Support
- $500
Ct Farmland Trust · Hartford, CT · 2022
Support
- $500
Environment and Human Health · North Haven, CT · 2022
Support
- $500
Jewish Senior Services · Bridgeport, CT · 2022
Support
- $500
Touchstones Discussion Project · Annapolis, MD · 2022
Support
- $500
Westport Volunteer Ems · Westport, CT · 2022
Support
- $500
Wildlife Conservation Society · Bronx, NY · 2022
Support
- $250
A Better Chance of Westport · Westport, CT · 2022
Support
- $250
Aaas · Washington, DC · 2022
Support
- $250
Brady Campaign To Prevent Gun Violence · Washington, DC · 2022
Support
- $250
Ct News Project · Hartford, CT · 2022
Support
- $250
Federation for Jewish Philanthropy of Upper Fairf · Bridgeport, CT · 2022
Support
- $250
School for Advanced Research · Santa Fe, NM · 2022
Support
- $250
Staples Tuition Grants Committee · Westport, CT · 2022
Support
- $250
Temple Israel · Westport, CT · 2022
Support
- $250
The Carter Center · Atlanta, GA · 2022
Support
- $250
Union of Concerned Scientists · Cambridge, MA · 2022
Support
- $250
Westport Warm Up Fund · Westport, CT · 2022
Support
- $250
Wild Earth Guardians · Santa Fe, NM · 2022
Support
- $250
Wshu Public Radio Group · Fairfield, CT · 2022
Support
- $100
Charity Navigator · Saddle Brook, NJ · 2022
Support
- $100
Int'L Festival of Arts & Ideas · New Haven, CT · 2022
Support
- $100
Music Theater of Ct · Norwalk, CT · 2022
Support
- $100
The Thoreau Society · Concord, MA · 2022
Support
- $100
Thirteen · New York, NY · 2022
Support
- $100
Westport Community Theatre · Westport, CT · 2022
Support
- $100
Westport Country Playhouse · Westport, CT · 2022
Support
- $50
Candid · Milwaukee, WI · 2022
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.

