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.
803 funders with a return from the last few years. Clear filters Browse all profiles by state
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Gave $147.7M in 2024
John S and James L Knight Foundation Inc
Miami, FL · EIN 65-0464177 · latest return: tax year 2024Arts & CultureEducationSTEMEnvironment -
Invitation Only
Rita Allen Foundation Inc
Princeton, NJ · EIN 13-6116429 · latest return: tax year 2024STEMCommunity DevelopmentEducationHealth -
Gave $622.6M in 2024
The Robert Wood Johnson Foundation
Princeton, NJ · EIN 22-6029397 · latest return: tax year 2024HealthEducationHuman ServicesArts & Culture -
Gave $116.6M in 2024
M J Murdock Charitable Trust
Vancouver, WA · EIN 23-7456468 · latest return: tax year 2024EducationArts & CultureHuman ServicesHealth -
Invitation Only
Kla Foundation
Ann Arbor, MI · EIN 92-2290961 · latest return: tax year 2025EducationChildren & YouthSTEMArts & Culture -
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
Walton Family Foundation Inc
Bentonville, AR · EIN 13-3441466 · latest return: tax year 2024EducationEnvironmentArts & CultureCommunity Development -
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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 -
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Good Ventures Foundation
Palo Alto, CA · EIN 46-1008520 · latest return: tax year 2024EducationAnimal WelfareHealthSTEM -
Gave $90.3M in 2024
Doris Duke Charitable Foundation Inc
New York, NY · EIN 82-3691183 · latest return: tax year 2024Arts & CultureEducationEnvironmentHealth -
Invitation Only
Amateur Radio Digital Communications
San Diego, CA · EIN 45-3751971 · latest return: tax year 2025EducationSTEMChildren & YouthArts & Culture -
Invitation Only
John D and Catherine T Macarthur Foundation
Chicago, IL · EIN 23-7093598 · latest return: tax year 2024Arts & CultureEducationEnvironmentCommunity Development -
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Hopelab Foundation Inc
San Francisco, CA · EIN 77-0560011 · latest return: tax year 2024Children & YouthSTEMEducationHealth -
Invitation Only
The Lemelson Foundation
Portland, OR · EIN 88-0391959 · latest return: tax year 2024EducationSTEMEnvironmentArts & Culture