Funding search · EIN 456363482 · New York, NY
O'Neill Family Charitable Trust
A private foundation (files IRS Form 990-PF). Most private foundations do not take unsolicited applications; the route in is usually a program officer.
- 223
- grants reported
- $13.7M
- total given
- 2023–2024
- filing years
- $20,000
- median grant
Based on grants this organization reported to the IRS for tax years 2023–2024. 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.
- Colonial Williamsburg Income Transfer Account4 grants · $1.1M
- Asian Cultural Council4 grants · $820,000
- Winrock International2 grants · $700,000
- International House4 grants · $665,000
- Hampshire College Trustees2 grants · $550,000
- Grand Teton National Park2 grants · $510,000
- Wnet Depository2 grants · $430,000
- Memorial Sloan-Kettering Cancer Center3 grants · $425,000
- New York-Presbyterian Fund3 grants · $405,000
- Rockefeller Brothers Fund2 grants · $374,000
Giving over time
Grant history
The 100 largest of 223 grants.
- $500,000
Grand Teton National Park · Moose, WY · 2024
General support
- $490,000
Colonial Williamsburg Income Transfer Account · Williamsburg, VA · 2023
General support
- $400,000
Winrock International · Little Rock, AR · 2024
General support
- $350,000
Colonial Williamsburg Income Transfer Account · Williamsburg, VA · 2024
General support
- $350,000
Hampshire College Trustees · Amherst, MA · 2024
General support
- $350,000
Asian Cultural Council · New York, NY · 2023
General support
- $300,000
Asian Cultural Council · New York, NY · 2024
General support
- $300,000
International House · New York, NY · 2024
General support
- $300,000
Winrock International · Little Rock, AR · 2023
General support
- $275,000
Colonial Williamsburg Income Transfer Account · Williamsburg, VA · 2024
General support
- $265,000
Wnet Depository · New York, NY · 2024
General support
- $260,000
Memorial Sloan-Kettering Cancer Center · New York, NY · 2024
General support
- $255,000
St Mark'S School of · Dallas, TX · 2024
General support
- $250,000
New York-Presbyterian Fund · New York, NY · 2024
General support
- $250,000
International House · New York, NY · 2023
General support
- $230,000
Rockefeller University · New York, NY · 2024
General support
- $219,000
Rockefeller Brothers Fund · New York, NY · 2024
General support
- $215,000
St Dominic'S Church Endowment · Oyster Bay, NY · 2024
General support
- $210,000
Metropolitan Museum of Art · New York, NY · 2024
General support
- $200,000
Hampshire College Trustees · Amherst, MA · 2023
General support
- $200,000
Ronald McDonald House at Maria Fareri Children'S Hospital · Valhalla, NY · 2023
General support
- $180,000
Holy Spirit Catholic Church · Lake Wales, FL · 2023
General support
- $165,000
Teachers College · New York, NY · 2024
General support
- $165,000
Wnet Depository · New York, NY · 2023
General support
- $155,000
Community Foundation of Oyster · Oyster Bay, NY · 2024
General support
- $155,000
Rockefeller Brothers Fund · New York, NY · 2023
General support
- $155,000
St Mark'S School of Southborough · Southborough, MA · 2023
General support
- $155,000
Teachers College · New York, NY · 2023
General support
- $150,000
Asian Cultural Council · New York, NY · 2024
General support
- $150,000
The Community Foundation of Oyster Bay · Oyster Bay, NY · 2023
General support
- $145,000
Memorial Sloan-Kettering Cancer Center · New York, NY · 2023
General support
- $145,000
The Rockefeller University · New York, NY · 2023
General support
- $140,000
New York-Presbyterian Fund · New York, NY · 2023
General support
- $135,000
Family and Children'S Association · Mineaola, NY · 2024
General support
- $130,000
Greenacre Foundation · New York, NY · 2024
General support
- $130,000
President and Fellows of Harvard College · Cambridge, MA · 2024
General support
- $130,000
Family and Children'S Association · Mineaola, NY · 2023
General support
- $130,000
Greenacre Foundation · New York, NY · 2023
General support
- $130,000
The Metropolitan Museum of Art · New York, NY · 2023
General support
- $125,000
Math Corps · Brimingham, MI · 2024
General support
- $125,000
Youth and Family Counseling Agency of Oyster Bay-East Norwich · Oyster Bay, NY · 2024
General support
- $125,000
Math Corps · Brimingham, MI · 2023
General support
- $120,000
Youth and Family Counseling Agency of Oyster Bay-East Norwich · Oyster Bay, NY · 2023
General support
- $115,000
St Dominic'S Church Endowment · Oyster Bay, NY · 2023
General support
- $105,000
International House · New York, NY · 2024
General support
- $100,000
Buffalo Bill Memorial · Cody, WY · 2024
General support
- $100,000
Conservation Council of America · Washington, DC · 2024
General support
- $100,000
East Woods School · Oyster Bay, NY · 2024
General support
- $100,000
Historic Colony House · Lake Wales, FL · 2024
General support
- $100,000
McLean Hospital · Belmont, MA · 2024
General support
- $100,000
Warner University · Lake Wales, FL · 2024
General support
- $100,000
Warner University · Lake Wales, FL · 2023
General support
- $95,000
Conservation Council of Nations · Washington, DC · 2023
General support
- $95,000
East Woods School · Oyster Bay, NY · 2023
General support
- $90,000
Holy Spirit Catholic Church · Lake Wales, FL · 2024
General support
- $80,000
President and Fellows of Harvard College · Cambridge, MA · 2023
General support
- $70,000
Conservation Council of America · Washington, DC · 2024
General support
- $50,000
Doctors Without Borders USA · New York, NY · 2024
General support
- $50,000
Friends of Acadia · Bar Harbor, ME · 2024
General support
- $50,000
Friends of Rockefeller State · Sleepy Hallow, NY · 2024
General support
- $50,000
Island Institute · Rockland, ME · 2024
General support
- $50,000
Land & Garden Preserve · Seal Harbor, ME · 2024
General support
- $50,000
Lighthouse Guild International · New York, NY · 2024
General support
- $50,000
Municipal Art Society of New · New York, NY · 2024
General support
- $50,000
Our Lady of Sorrows · Linwood, NJ · 2024
General support
- $50,000
Our Lady of Sorrows Parish · Linwood, NJ · 2024
General support
- $50,000
Bok Tower Gardens · Lake Wales, FL · 2023
General support
- $50,000
Carnegie Hall Corporation · New York, NY · 2023
General support
- $50,000
The Municipal Art Society · New York, NY · 2023
General support
- $40,000
Winter Haven Hospital Foundation · Winter Haven, FL · 2024
General support
- $40,000
Capital Hill Community Services · Denver, CO · 2023
General support
- $40,000
Food Bank of the Rockies · Denver, CO · 2023
General support
- $40,000
King Baudouin Foundation United States · New York, NY · 2023
General support
- $40,000
The Denver Rescue Mission · Denver, CO · 2023
General support
- $40,000
The Rectory School · Pomfert, CT · 2023
General support
- $40,000
Winter Haven Hospital Foundation · Winter Haven, FL · 2023
General support
- $30,000
Holy Spirit Catholic Church · Lake Wales, FL · 2024
General support
- $30,000
Myriad USA · New York, NY · 2024
General support
- $30,000
New York Historical Society · New York, NY · 2024
General support
- $30,000
Safe Place and Rape Crisis Center · Sarasota, FL · 2024
General support
- $30,000
Safe Place and Rape Crisis Center · Sarasota, FL · 2023
General support
- $25,000
1000 Friends of Florida · Tallahassee, FL · 2024
General support
- $25,000
American History Unbound · Ringwood, NJ · 2024
General support
- $25,000
Ballet Theatre Foundation · New York, NY · 2024
General support
- $25,000
Beyond Basics · Southfield, MI · 2024
General support
- $25,000
Dana Hall School · Wellesley, MA · 2024
General support
- $25,000
Episcopal School in the City of New York · New York, NY · 2024
General support
- $25,000
Feeding Westchester · Elmsford, NY · 2024
General support
- $25,000
Food Bank of the Rockies · Denver, CO · 2024
General support
- $25,000
Green Chimneys Children'S Services · Brewster, NY · 2024
General support
- $25,000
Kid'S Club of Tarrytown & Sleepy Hollow · Tarrytown, NY · 2024
General support
- $25,000
New Beginnings of Westchester · Ossining, NY · 2024
General support
- $25,000
New York Presbyterian Hospital · New York, NY · 2024
General support
- $25,000
Palm Beach Day Academy · Palm Beach, FL · 2024
General support
- $25,000
Princeton University · Princeton, NJ · 2024
General support
- $25,000
Ronald McDonald House Charities of Tampa · Tampa, FL · 2024
General support
- $25,000
St Paul'S Cathedral Trust in · Washington, DC · 2024
General support
- $25,000
Beyond Basics · Southfield, MI · 2023
General support
- $25,000
Kent Denver School · Englewood, CO · 2023
General support
- $25,000
St Anne'S Episcopal School · Denver, CO · 2023
General support
Who else funds this kind of work
Same state
- The Bloomberg Family Foundation815 grants · $3.00B
- Pfizer Patient Assistance Foundation134 grants · $5.49B
Similar grant size
- Ohio Child Care Resource and Referral16,278 grants · $1.08B
- Gs Donor Advised Philanthropy Fund19,135 grants · $6.79B
- Paypal Charitable Giving Fund32,081 grants · $1.40B
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.

