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.
3,772 funders with a return from the last few years. Clear filters Browse all profiles by state
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Gave $33.8M in 2024
Argyros Family Foundation
Costa Mesa, CA · EIN 95-3421867 · latest return: tax year 2024EducationArts & CultureFaith-BasedHealth -
Gave $20.2M in 2025
California Physicians' Service Fdn Dba Blue Shield of California Fdn
San Francisco, CA · EIN 94-2822302 · latest return: tax year 2025Human ServicesHealthEducationCommunity Development -
Gave $5.3M in 2025
Joseph Drown Foundation
Los Angeles, CA · EIN 95-6093178 · latest return: tax year 2025EducationHuman ServicesChildren & YouthArts & Culture -
Gave $10.9M in 2024
Sand Hill Foundation
Menlo Park, CA · EIN 94-3219107 · latest return: tax year 2024HealthEducationEnvironmentChildren & Youth -
Invitation Only
Olander Family Foundation Inc
San Jose, CA · EIN 94-3400451 · latest return: tax year 2025EnvironmentAnimal WelfareEducationHealth -
Gave $56.5M in 2024
Surdna Foundation Inc
New York, NY · EIN 13-6108163 · latest return: tax year 2024Community DevelopmentArts & CultureEducationEnvironment -
Gave $7.7M in 2025
S Mark Taper Foundation
Los Angeles, CA · EIN 32-0516588 · latest return: tax year 2025EducationHuman ServicesArts & CultureChildren & Youth -
Invitation Only
Sergey Brin Family Foundation
San Francisco, CA · EIN 47-2107200 · latest return: tax year 2024EnvironmentHealthEducationSTEM -
Gave $3.5M in 2024
Peter a and Vernice H Gasser Foundation
Napa, CA · EIN 94-2816159 · latest return: tax year 2024EducationHuman ServicesEnvironmentAnimal Welfare -
Invitation Only
The Sikand Foundation Inc
Sherman Oaks, CA · EIN 95-4109267 · latest return: tax year 2024EnvironmentAnimal WelfareEducationHuman Services -
Invitation Only
Tarbell Family Foundation
Wilmington, DE · EIN 93-1104762 · latest return: tax year 2024Arts & CultureEducationEnvironmentAnimal Welfare -
Invitation Only
Reissa Foundation
Wilmington, DE · EIN 47-7315939 · latest return: tax year 2024Children & YouthHuman ServicesArts & CultureEducation -
Gave $10M in 2024
The Eisner Foundation Inc
Beverly Hills, CA · EIN 95-4607191 · latest return: tax year 2024EducationArts & CultureHuman ServicesCommunity Development -
Gave $474K in 2024
Teichert Foundation
Sacramento, CA · EIN 68-0212355 · latest return: tax year 2024Human ServicesEducationChildren & YouthCommunity Development -
Gave $5.7M in 2024
Walter J & Betty C Zable Foundation
San Diego, CA · EIN 31-1540383 · latest return: tax year 2024Human ServicesArts & CultureChildren & YouthEducation -
Invitation Only
Whh Foundation
San Marino, CA · EIN 20-0775264 · latest return: tax year 2024EducationArts & CultureHealthHuman Services -
Invitation Only
Carl and Roberta Deutsch Foundation
Santa Monica, CA · EIN 95-4610378 · latest return: tax year 2024Human ServicesChildren & YouthEducationArts & Culture -
Invitation Only
Swig Foundation
San Francisco, CA · EIN 94-6065205 · latest return: tax year 2024EducationArts & CultureEnvironmentHuman Services -
Gave $3.1M in 2024
Lb Charitable Foundation
Escondido, CA · EIN 84-3123162 · latest return: tax year 2024Faith-BasedHealthHousingHuman Services -
Gave $1.7M in 2024
The Morris Stulsaft Foundation
San Francisco, CA · EIN 94-6064379 · latest return: tax year 2024Children & YouthEducationHuman ServicesArts & Culture