GrantAuthority

Community Improvement and Capacity Building foundations in California

611 grantmaking foundations in California focused on community improvement and capacity building, ranked by recent giving reported to the IRS (about $8.1B combined).

Top foundations by giving (page 3)

  1. Csula Auxiliary Services Inc
    Los Angeles, CA
    $6.4M (2025)
  2. Csu Fullerton Auxiliary Services Corporation
    Fullerton, CA
    $6.3M (2025)
  3. Solidaridad North America
    Berkeley, CA
    $6.2M (2024)
  4. Silicon Schools Fund Inc
    Emeryville, CA
    $6M (2024)
  5. San Diego Symphony Foundation
    San Diego, CA
    $5.9M (2025)
  6. Sf New Deal
    San Francisco, CA
    $5.5M (2024)
  7. Southern California Grantmakers
    Los Angeles, CA
    $5.5M (2024)
  8. California State University - Northridge Foundation
    Northridge, CA
    $5.3M (2025)
  9. California State University Long Beach Research Foundation
    Long Beach, CA
    $5.2M (2025)
  10. Donald and Carole Chaiken Foundation
    San Francisco, CA
    $5.1M (2025)
  11. Scan Health Plan
    Long Beach, CA
    $5M (2024)
  12. Mills-Peninsula Hospital Foundation
    Sacramento, CA
    $4.8M (2024)
  13. In-N-Out Burgers Foundation
    Irvine, CA
    $4.8M (2024)
  14. The Levine-Lent Family Foundation
    San Francisco, CA
    $4.5M (2025)
  15. Los Angeles Unified School District Education Foundation
    Los Angeles, CA
    $4.4M (2025)
  16. Hispanics in Philanthropy
    San Francisco, CA
    $4.4M (2024)
  17. Cambiar Education
    San Diego, CA
    $4.3M (2024)
  18. Throckmorton
    San Francisco, CA
    $4.1M (2024)
  19. Project Concern International
    San Diego, CA
    $3.8M (2025)
  20. Internet Corporation for Assigned Names and Numbers
    Los Angeles, CA
    $3.8M (2025)
  21. Sai Global Mission
    Sunnyvale, CA
    $3.7M (2024)
  22. Parker Institute for Cancer Immunotherapy
    San Francisco, CA
    $3.6M (2025)
  23. Libitzky Family Foundation
    San Francisco, CA
    $3.6M (2025)
  24. Foundation for Prader Willi Research
    Walnut, CA
    $3.4M (2024)
  25. Altamed Health Services Corp
    Los Angeles, CA
    $3.3M (2024)

Showing the top 100 by giving. Search all 611 with a free account.

Find the right funders faster. Filter every foundation by location, cause, giving size and openness, and see full grantee histories, with a free GrantAuthority account.

Create free account