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.
8,970 funders with a return from the last few years. Clear filters Browse all profiles by state
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The Patricia M and Robert H Martinsen Foundation
Ridgefield, CT · EIN 27-6961238 · latest return: tax year 2025HealthEducation -
Gave $15.8M in 2024
DTE Energy Foundation
Detroit, MI · EIN 38-2708636 · latest return: tax year 2024EducationHuman ServicesArts & CultureEnvironment -
Gave $1.6M in 2024
The Goodnow Fund
Darien, CT · EIN 06-6395384 · latest return: tax year 2024EducationEnvironmentHuman ServicesAnimal Welfare -
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The Kaplen Foundation
Tenafly, NJ · EIN 22-6048152 · latest return: tax year 2024HealthHuman ServicesAnimal WelfareArts & Culture -
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Dean L & Rosemarie Buntrock Foundation
Oakbrook Terrace, IL · EIN 36-3001925 · latest return: tax year 2024Arts & CultureEducationEnvironmentHealth -
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Blavatnik Family Foundation
New York, NY · EIN 81-2444350 · latest return: tax year 2024EducationArts & CultureChildren & YouthFaith-Based -
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Gerald L Lennard Foundation Inc
Wilmington, DE · EIN 13-3888381 · latest return: tax year 2024EducationArts & CultureHealthFood Assistance -
Gave $249K in 2025
Richard L & Lois S Werner Family Foundation
Boca Raton, FL · EIN 23-7911213 · latest return: tax year 2025EducationHealthArts & CultureHuman Services -
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Corymore Foundation
Woodland Hills, CA · EIN 20-5510942 · latest return: tax year 2025Human ServicesHealthArts & CultureAnimal Welfare -
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Caithness Foundation Inc
Falmouth, MA · EIN 26-3917361 · latest return: tax year 2025EducationEnvironmentHealthAnimal Welfare -
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The Pixley Hill Foundation Inc
Lynbrook, NY · EIN 47-2936801 · latest return: tax year 2025HealthHuman ServicesArts & CultureChildren & Youth -
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Gonda Family Foundation
Woodland Hills, CA · EIN 95-4107668 · latest return: tax year 2024Arts & CultureEducationHealthChildren & Youth -
Gave $14.6M in 2024
Thomas and Dorothy Leavey Foundation
Los Angeles, CA · EIN 95-6060162 · latest return: tax year 2024EducationChildren & YouthHuman ServicesHealth -
Gave $5.1M in 2024
William Caspar Graustein Memorial Fund
Hamden, CT · EIN 04-6037391 · latest return: tax year 2024EducationCommunity DevelopmentArts & CultureChildren & Youth -
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The Fullgraf Foundation
Wilmington, DE · EIN 30-6013098 · latest return: tax year 2025EducationArts & CultureEnvironmentHuman Services -
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True Homes Foundation Inc
Monroe, NC · EIN 82-2936594 · latest return: tax year 2024Human ServicesAnimal WelfareFaith-BasedEducation -
Gave $4.2M in 2024
J F Maddox Foundation
Hobbs, NM · EIN 75-6023767 · latest return: tax year 2024EducationArts & CultureChildren & YouthHuman Services -
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Josephine and Louise Crane Foundation
Falmouth, MA · EIN 20-8970284 · latest return: tax year 2024Human ServicesEnvironmentEducationHealth -
Gave $790K in 2025
Libertygives Foundation
Englewood, CO · EIN 20-8004437 · latest return: tax year 2025EducationHuman ServicesArts & CultureHealth -
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Sol & Margaret Berger Foundation
New York, NY · EIN 13-6118516 · latest return: tax year 2024EducationHealthArts & CultureAnimal Welfare