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.
2,437 funders with a return from the last few years. Clear filters Browse all profiles by state
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Gave $65K in 2025
John N Conyngham and Lou Cconyngham Family Charitable Foundat
Hope Valley, RI · EIN 20-8037553 · latest return: tax year 2025EnvironmentHealthAnimal WelfareHuman Services -
Gave $1.8M in 2024
Marlin Miller Jr Family Foundation
Reading, PA · EIN 23-2591890 · latest return: tax year 2024Arts & CultureEducationChildren & YouthEnvironment -
Invitation Only
Defense Against Thought Control Foundation Inc
Cambridge, MA · EIN 81-4712449 · latest return: tax year 2025EducationArts & CultureHealthAnimal Welfare -
Invitation Only
The Tremblay Family Foundation
Marblehead, MA · EIN 20-6070260 · latest return: tax year 2025Animal WelfareEducationEnvironmentHuman Services -
Invitation Only
The Reamer Family Foundation
Boston, MA · EIN 36-7252958 · latest return: tax year 2025Arts & CultureEducationEnvironmentFood Assistance -
Invitation Only
The Altamira Foundation
Westwood, MA · EIN 20-7190733 · latest return: tax year 2024Arts & CultureEducationEnvironmentFaith-Based -
Invitation Only
Confluence Foundation
St Paul, MN · EIN 81-0803542 · latest return: tax year 2025Arts & CultureEducationHousingSTEM -
Invitation Only
The Tidor Family Foundation Ima
Dallas, TX · EIN 04-3445511 · latest return: tax year 2025Arts & CultureEducationHealthHomelessness -
Invitation Only
Florence Petrlik Family Foundation
Dallas, TX · EIN 04-3494341 · latest return: tax year 2025Arts & CultureChildren & YouthHealthHomelessness -
Gave $17K in 2025
Sylvester Memorial Fund Incorporated
Norwell, MA · EIN 04-6047069 · latest return: tax year 2025EnvironmentFaith-BasedEducationHealth -
Invitation Only
The Williams Miller Family Foundation
Newbury, MA · EIN 20-6723367 · latest return: tax year 2025EducationFood AssistanceArts & CultureHealth -
Gave $68K in 2024
Lisa P Loeb Foundation
Walnut Creek, CA · EIN 04-6860384 · latest return: tax year 2024EducationFood AssistanceHealthHomelessness -
Invitation Only
The Vela Foundation
Osterville, MA · EIN 20-8117214 · latest return: tax year 2024Human ServicesFood AssistanceChildren & YouthDisability Services -
Gave $138K in 2024
Margaret Collins Charitable Trust
Methuen, MA · EIN 51-6542774 · latest return: tax year 2024EducationChildren & YouthDisability ServicesFood Assistance -
Gave $36K in 2024
Demarco Charitable Foundation
Braintree, MA · EIN 04-2991588 · latest return: tax year 2024EducationHuman ServicesEnvironmentHealth -
Gave $29.8M in 2024
The George Gund Foundation
Cleveland, OH · EIN 34-6519769 · latest return: tax year 2024Arts & CultureEducationCommunity DevelopmentEnvironment -
Invitation Only
Sandpiper Fund Inc
New Rochelle, NY · EIN 13-3557069 · latest return: tax year 2025EnvironmentEducationHuman ServicesAnimal Welfare -
Invitation Only
The Stebbins Fund Inc
New York, NY · EIN 11-6021709 · latest return: tax year 2024Arts & CultureAnimal WelfareEducationEnvironment -
Gave $1.2M in 2025
The Penates Foundation
Seabrook, NH · EIN 22-2536075 · latest return: tax year 2025Arts & CultureEducationCommunity DevelopmentHealth -
Invitation Only
Elizabeth and John Moller Foundation
Moorpark, CA · EIN 26-1625487 · latest return: tax year 2024Arts & CultureHealthEducationEnvironment