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.
2,310 funders with a return from the last few years. Clear filters Browse all profiles by state
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Gave $38.1M in 2024
Weingart Foundation
Los Angeles, CA · EIN 95-6054814 · latest return: tax year 2024Community DevelopmentEducationHuman ServicesArts & Culture -
Gave $3.8M in 2024
The Presser Foundation
Philadelphia, PA · EIN 23-2164013 · latest return: tax year 2024Arts & CultureEducationHealthHuman Services -
Gave $6.5M in 2024
Koch Foundation Inc
Gainesville, FL · EIN 59-1885997 · latest return: tax year 2024Faith-BasedEducationChildren & YouthFood Assistance -
Gave $93.1M in 2023
Charter Fund Inc D/B/A Charter School Growth Fund
Broomfield, CO · EIN 05-0620063 · latest return: tax year 2023EducationHuman ServicesChildren & YouthArts & Culture -
Gave $2.5M in 2025
Gibson Gives Foundation Dba Gibson Gives
Nashville, TN · EIN 20-0832563 · latest return: tax year 2025Arts & CultureHealthHuman ServicesEducation -
Invitation Only
The Mary Alice Fortin Foundation
Palm Beach, FL · EIN 59-2469696 · latest return: tax year 2024Human ServicesEducationAnimal WelfareArts & Culture -
Gave $14.6M in 2024
Thomas and Dorothy Leavey Foundation
Los Angeles, CA · EIN 95-6060162 · latest return: tax year 2024EducationChildren & YouthHuman ServicesHealth -
Gave $2.8M in 2024
Harris & Eliza Kempner Fund Inc
Galveston, TX · EIN 76-0680130 · latest return: tax year 2024EducationArts & CultureEnvironmentHuman Services -
Invitation Only
The Mcj Amelior Foundation
Morristown, NJ · EIN 22-2497895 · latest return: tax year 2024EducationArts & CultureHuman ServicesHealth -
Gave $24.1M in 2024
The Thompson Family Foundation Inc
New York, NY · EIN 06-1194385 · latest return: tax year 2024Arts & CultureHuman ServicesHealthEducation -
Invitation Only
Tarbell Family Foundation
Wilmington, DE · EIN 93-1104762 · latest return: tax year 2024Arts & CultureEducationEnvironmentAnimal Welfare -
Gave $55.6M in 2024
Bernard and Anne Spitzer Charitable Trust
New York, NY · EIN 13-7298842 · latest return: tax year 2024EnvironmentEducationArts & CultureHealth -
Gave $6.4M in 2024
Russell Sage Foundation
New York, NY · EIN 13-1635303 · latest return: tax year 2024EducationCommunity DevelopmentHealthHousing -
Invitation Only
Harman Family Foundation
Los Angeles, CA · EIN 45-6495102 · latest return: tax year 2024EducationArts & CultureChildren & YouthHealth -
Gave $1.8M in 2025
Cogswell Benevolent Trust
Bedford, NH · EIN 02-0235690 · latest return: tax year 2025Children & YouthEducationFood AssistanceHuman Services -
Invitation Only
The Burke Foundation Inc
Princeton, NJ · EIN 52-1632596 · latest return: tax year 2023HealthHuman ServicesEducationChildren & Youth -
Gave $3M in 2024
Ernest Wentcher Educational Fund
Chicago, IL · EIN 36-4170236 · latest return: tax year 2024EducationCommunity DevelopmentYouth Sports -
Gave $2.1M in 2023
E Newbold & Margaret Dupont Smith F Foundation (Dba Thornedge Fdn)
Wayne, PA · EIN 51-6015711 · latest return: tax year 2023EducationHealthArts & CultureEnvironment -
Gave $267K in 2025
Atlantic Federal Credit Union Foundation
South Portland, ME · EIN 86-2316892 · latest return: tax year 2025EducationHuman ServicesChildren & YouthArts & Culture -
Gave $64.1M in 2024
Charles Koch Foundation
Arlington, VA · EIN 48-0918408 · latest return: tax year 2024EducationCommunity DevelopmentSTEMYouth Sports