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.
933 funders with a return from the last few years. Clear filters Browse all profiles by state
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Gave $128K in 2025
Leonard H Mcintosh Foundation
Ketchum, ID · EIN 88-6004862 · latest return: tax year 2025Animal WelfareChildren & YouthEducationEnvironment -
Invitation Only
Dry Creek Foundation Inc
Pasadena, CA · EIN 82-3434244 · latest return: tax year 2024EnvironmentAnimal WelfareEducation -
Gave $350K in 2025
The Anne & Leigh Perkins Foundation (Formerly the Leigh H Perkins Fdn)
Monticello, FL · EIN 34-1496755 · latest return: tax year 2025Animal WelfareEnvironmentArts & CultureHuman Services -
Invitation Only
Siron Foundation
Whitewater, WI · EIN 39-6508464 · latest return: tax year 2024Animal WelfareEducationArts & CultureChildren & Youth -
Invitation Only
Denman Family Foundation
Wilmington, DE · EIN 83-1964699 · latest return: tax year 2025Animal WelfareChildren & YouthCommunity DevelopmentHousing -
Invitation Only
The Adair Street Family Foundation
Mandeville, LA · EIN 45-3960885 · latest return: tax year 2024Animal WelfareEnvironmentHomelessnessChildren & Youth -
Gave $555K in 2023
Sample Foundation Inc
Billings, MT · EIN 59-6138602 · latest return: tax year 2023Children & YouthHuman ServicesEducationHealth -
Gave $529K in 2024
Rapp Family Foundation Inc
Hamilton, MT · EIN 36-3756870 · latest return: tax year 2024EducationArts & CultureHuman ServicesAnimal Welfare -
Gave $140K in 2024
Max and Betty Swanson Foundation
Missoula, MT · EIN 81-0535708 · latest return: tax year 2024EducationHuman ServicesChildren & YouthEnvironment -
Gave $297K in 2025
Thelma H and John J Zeller Inc
Wilmington, DE · EIN 27-3980711 · latest return: tax year 2025Arts & CultureEducationHealthChildren & Youth -
Invitation Only
The Rieschel Foundation
Bozeman, MT · EIN 83-3594839 · latest return: tax year 2024Human ServicesEnvironmentAnimal WelfareArts & Culture -
Invitation Only
Tykeson Family Charitable Trust
Ovando, MT · EIN 36-7428977 · latest return: tax year 2024EducationChildren & YouthEnvironmentArts & Culture -
Gave $57.2M in 2025
Otto Bremer Trust
St Paul, MN · EIN 41-6019050 · latest return: tax year 2025HealthChildren & YouthEducationHuman Services -
Invitation Only
Speyer Family Foundation
Pittsburgh, PA · EIN 23-3097648 · latest return: tax year 2024Arts & CultureEnvironmentEducationFood Assistance -
Invitation Only
The Fortin Foundation of Florida Inc
Palm Beach, FL · EIN 59-2707197 · latest return: tax year 2024EducationArts & CultureHealthHuman Services -
Invitation Only
Merlin Foundation Inc
Missoula, MT · EIN 46-1388787 · latest return: tax year 2024EnvironmentEducationAnimal WelfareChildren & Youth -
Gave $3.4M in 2025
Land O'lakes Foundation
St Paul, MN · EIN 41-1864977 · latest return: tax year 2025Food AssistanceHuman ServicesEducationChildren & Youth -
Invitation Only
Braly Family Foundation
Longmont, CO · EIN 20-5093193 · latest return: tax year 2025EducationAnimal WelfareMental HealthArts & Culture -
Invitation Only
Elizabeth Wakeman Henderson Charitable Foundation -Xx-
New York, NY · EIN 65-6234202 · latest return: tax year 2024EnvironmentEducationAnimal WelfareArts & Culture -
Gave $325K in 2025
Special People in Need
Chicago, IL · EIN 58-1483651 · latest return: tax year 2025Human ServicesEducationDisability ServicesHealth