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.
2,599 funders with a return from the last few years. Clear filters Browse all profiles by state
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Gave $341K in 2025
The Robert L Wallace Jr and Jane B Wallace Foundation
Wall, NJ · EIN 57-6210279 · latest return: tax year 2025Environment -
Gave $155K in 2025
The Larson Land Foundation
Cincinnati, OH · EIN 38-6776837 · latest return: tax year 2025Environment -
Gave $12.4M in 2024
Segal Family Foundation Inc
Warren, NJ · EIN 56-2446941 · latest return: tax year 2024EducationHuman ServicesArts & CultureHealth -
Invitation Only
The Sidley Austin Foundation
Chicago, IL · EIN 20-3980527 · latest return: tax year 2025EducationHealthHuman ServicesArts & Culture -
Gave $974K in 2024
The Covia Foundation
Independence, OH · EIN 26-1428733 · latest return: tax year 2024HealthAnimal WelfareHuman ServicesEducation -
Gave $4.5M in 2025
Allegis Group Foundation Inc
Hanover, MD · EIN 31-1608900 · latest return: tax year 2025HealthEducationHuman ServicesAnimal Welfare -
Invitation Only
Kla Foundation
Ann Arbor, MI · EIN 92-2290961 · latest return: tax year 2025EducationChildren & YouthSTEMArts & Culture -
Invitation Only
Maverick Capital Foundation
Dallas, TX · EIN 71-0917626 · latest return: tax year 2024Human ServicesEducationHealthAnimal Welfare -
Gave $45.3M in 2024
Sarah Scaife Foundation Incorporated
Pittsburgh, PA · EIN 25-1113452 · latest return: tax year 2024EducationArts & CultureChildren & YouthCommunity Development -
Gave $8M in 2024
Research Corporation dba Research Corporation for Science Advancement
Tucson, AZ · EIN 13-1963407 · latest return: tax year 2024EducationSTEMAnimal WelfareHealth -
Invitation Only
Clune Cares Foundation Inc
Chicago, IL · EIN 88-4184746 · latest return: tax year 2025Human ServicesHealthEducationArts & Culture -
Invitation Only
Rencourt Foundation Inc
Kennett Square, PA · EIN 51-6015289 · latest return: tax year 2025EducationFaith-BasedArts & CultureHealth -
Gave $2.2M in 2024
Strickland Family Foundation Cynthia a S Graham
Winston Salem, NC · EIN 56-1900147 · latest return: tax year 2024Arts & CultureEducationAnimal WelfareHuman Services -
Invitation Only
Blavatnik Family Foundation
New York, NY · EIN 81-2444350 · latest return: tax year 2024EducationArts & CultureChildren & YouthFaith-Based -
Invitation Only
The Viniar Family Foundation
New York, NY · EIN 13-3748089 · latest return: tax year 2024Arts & CultureHealthEducationHuman Services -
Invitation Only
Zeldin Family Foundation
Philadelphia, PA · EIN 23-6861835 · latest return: tax year 2025Arts & CultureHuman ServicesHealthChildren & Youth -
Invitation Only
Brillo-Sonnino Family Foundation
Miami Beach, FL · EIN 20-4463571 · latest return: tax year 2025Animal WelfareHealthEducationChildren & Youth -
Invitation Only
The Lubert Family Foundation Inc
Philadelphia, PA · EIN 66-0639002 · latest return: tax year 2024Children & YouthEducationHealthHuman Services -
Invitation Only
Apas Foundation
New York, NY · EIN 13-3981269 · latest return: tax year 2025EducationEnvironmentHousingArts & Culture -
Invitation Only
Luis Von Ahn Foundation
Pittsburgh, PA · EIN 87-0993008 · latest return: tax year 2024EducationHuman ServicesEnvironmentArts & Culture