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.
534 funders with a return from the last few years. Clear filters Browse all profiles by state
-
Gave $1.2M in 2025
Sensata Technologies Foundation Inc
Attleboro, MA · EIN 82-1413724 · latest return: tax year 2025STEMHuman ServicesEducationFood Assistance -
Gave $622.6M in 2024
The Robert Wood Johnson Foundation
Princeton, NJ · EIN 22-6029397 · latest return: tax year 2024HealthEducationHuman ServicesArts & Culture -
Invitation Only
Walton Family Foundation Inc
Bentonville, AR · EIN 13-3441466 · latest return: tax year 2024EducationEnvironmentArts & CultureCommunity Development -
Invitation Only
Tenacre Foundation
Princeton, NJ · EIN 21-0577480 · latest return: tax year 2024STEMEducationHealthChildren & Youth -
Gave $625M in 2024
The William & Flora Hewlett Foundation
Menlo Park, CA · EIN 94-1655673 · latest return: tax year 2024EducationArts & CultureEnvironmentHuman Services -
Invitation Only
Jpmorgan Chase Foundation
New York, NY · EIN 23-7049738 · latest return: tax year 2025EducationHuman ServicesAnimal WelfareArts & Culture -
Invitation Only
The Harry and Jeanette Weinberg Foundation Inc
Owings Mills, MD · EIN 52-6037034 · latest return: tax year 2024EducationChildren & YouthHealthHousing -
Invitation Only
The Kavli Foundation
Los Angeles, CA · EIN 77-0560142 · latest return: tax year 2024STEMEducationCommunity DevelopmentArts & Culture -
Invitation Only
Laura and John Arnold Foundation
Houston, TX · EIN 26-3241764 · latest return: tax year 2024EducationHealthSTEMHousing -
Invitation Only
The Argosy Foundation
Milwaukee, WI · EIN 04-6752868 · latest return: tax year 2024HealthEducationEnvironmentSTEM -
Gave $174.4M in 2024
Carnegie Corporation of New York
New York, NY · EIN 13-1628151 · latest return: tax year 2024EducationArts & CultureSTEMCommunity Development -
Gave $90.3M in 2024
Doris Duke Charitable Foundation Inc
New York, NY · EIN 82-3691183 · latest return: tax year 2024Arts & CultureEducationEnvironmentHealth -
Gave $1.9M in 2024
Patrick P Lee Foundation Inc
Williamsville, NY · EIN 45-3845576 · latest return: tax year 2024EducationSTEMHealthMental Health -
Invitation Only
John D and Catherine T Macarthur Foundation
Chicago, IL · EIN 23-7093598 · latest return: tax year 2024Arts & CultureEducationEnvironmentCommunity Development -
Invitation Only
The Leona M and Harry B Helmsley Charitable Trust
New York, NY · EIN 13-7184401 · latest return: tax year 2024HealthEducationSTEMChildren & Youth -
Invitation Only
The Pfizer Foundation Inc
New York, NY · EIN 13-6083839 · latest return: tax year 2024EducationHuman ServicesAnimal WelfareHealth -
Invitation Only
The Patrick J Mcgovern Foundation Inc
Boston, MA · EIN 22-3021586 · latest return: tax year 2024EducationHealthEnvironmentSTEM -
Gave $30.1M in 2024
James S Mcdonnell Foundation
St Louis, MO · EIN 54-2074788 · latest return: tax year 2024EducationSTEMCommunity DevelopmentHousing -
Gave $22.6M in 2024
Texas Instruments Foundation
Dallas, TX · EIN 75-6038519 · latest return: tax year 2024EducationHuman ServicesArts & CultureHealth -
Gave $8M in 2024
Research Corporation dba Research Corporation for Science Advancement
Tucson, AZ · EIN 13-1963407 · latest return: tax year 2024EducationSTEMAnimal WelfareHealth