Search private foundations
Every profile is built from the foundation's IRS Form 990-PF filings. Filter by where they give, what they fund and typical grant size.
1,507 funders with a return from the last few years. Clear filters Browse all profiles by state
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Gave $146.9M in 2024
Open Society Institute
New York, NY · EIN 13-7029285 · latest return: tax year 2024EducationArts & CultureHuman ServicesEnvironment -
Invitation Only
Sidney E Frank Charitable Foundation
Harrison, NY · EIN 20-6383779 · latest return: tax year 2024Arts & CultureEducationEnvironmentChildren & Youth -
Gave $393K in 2025
The Robert and Judith Sturgis Family Foundation
Simsbury, CT · EIN 03-6090117 · latest return: tax year 2025Human ServicesEnvironmentEducationArts & Culture -
Gave $152K in 2025
Ernest Christian Klipstein Foundation
Oldwick, NJ · EIN 22-6028529 · latest return: tax year 2025EducationEnvironmentYouth SportsArts & Culture -
Invitation Only
Schmidt Ocean Institute
Palo Alto, CA · EIN 26-4562328 · latest return: tax year 2024EnvironmentSTEMEducationCommunity Development -
Invitation Only
Josephine and Louise Crane Foundation
Falmouth, MA · EIN 20-8970284 · latest return: tax year 2024Human ServicesEnvironmentEducationHealth -
Gave $1.6M in 2024
The Goodnow Fund
Darien, CT · EIN 06-6395384 · latest return: tax year 2024EducationEnvironmentHuman ServicesHealth -
Invitation Only
The Leslie Miller and Richard Worley Foundation
Bryn Mawr, PA · EIN 23-7862650 · latest return: tax year 2023Arts & CultureAnimal WelfareEnvironmentEducation -
Invitation Only
The Robert W Wilson Charitable Trust
New York, NY · EIN 51-6536168 · latest return: tax year 2025EnvironmentArts & CultureHuman ServicesEducation -
Invitation Only
National Recreation Foundation Incorporated
Lake Forest, IL · EIN 13-6172514 · latest return: tax year 2025Children & YouthEnvironmentEducationYouth Sports -
Invitation Only
Chapman Family Foundation
Little Falls, NJ · EIN 20-5229075 · latest return: tax year 2025HealthEducationAnimal WelfareEnvironment -
Gave $16.2M in 2025
Endeavor Foundation Inc
New York, NY · EIN 13-6147952 · latest return: tax year 2025EducationArts & CultureEnvironmentCommunity Development -
Gave $65K in 2025
John N Conyngham and Lou Cconyngham Family Charitable Foundat
Hope Valley, RI · EIN 20-8037553 · latest return: tax year 2025EnvironmentHealthAnimal WelfareArts & Culture -
Invitation Only
Aceso Foundation Inc
Bloomington, IN · EIN 87-4109956 · latest return: tax year 2024EnvironmentAnimal WelfareFood AssistanceCommunity Development -
Gave $749K in 2024
Fair Play Foundation
Wilmington, DE · EIN 51-6017779 · latest return: tax year 2024EnvironmentArts & CultureEducationAnimal Welfare -
Invitation Only
Singing Field Foundation Inc
Waltham, MA · EIN 04-3425998 · latest return: tax year 2023EnvironmentArts & CultureAnimal WelfareHuman Services -
Invitation Only
EJK Foundation
Wilmington, DE · EIN 83-4229407 · latest return: tax year 2024EnvironmentAnimal WelfareEducation -
Invitation Only
Gatinais Foundation
Philadelphia, PA · EIN 88-2109752 · latest return: tax year 2025EnvironmentAnimal Welfare -
Invitation Only
The Echo Charitable Foundation
Ipswich, MA · EIN 46-6367418 · latest return: tax year 2025EnvironmentAnimal WelfareArts & CultureCommunity Development -
Invitation Only
The Sibley Saltonstall Charitable Foundation
Boston, MA · EIN 22-3208197 · latest return: tax year 2025EnvironmentEducationHuman ServicesArts & Culture