Philanthropy, Voluntarism and Grantmaking Foundations foundations in California

8,284 grantmaking foundations in California focused on philanthropy, voluntarism and grantmaking foundations, ranked by recent giving reported to the IRS (about $20B combined).

Top foundations by giving (page 2)

26. United States Energy Foundation

    San Francisco, CA
    $170M (2024)
27. James Irvine Foundation

    San Francisco, CA
    $160M (2024)
28. Patrick F Cadigan Family Foundation

    Newport Beach, CA
    $150M (2024)
29. Horowitz Family Foundation

    Palo Alto, CA
    $150M (2025)
30. Jewish Community Foundation of San Diego

    San Diego, CA
    $150M (2025)
31. Valhalla Foundation

    Woodside, CA
    $130M (2024)
32. Lucile Packard Foundation for Childrens Health

    Palo Alto, CA
    $130M (2025)
33. Food Bank Contra Costa and Solano

    Concord, CA
    $130M (2025)
34. Tosa Foundation

    Portola Valley, CA
    $130M (2024)
35. Jewish Community Fdn of the Jewish Federation Council of Greater La

    Los Angeles, CA
    $130M (2024)
36. Scripps Research Institute

    La Jolla, CA
    $120M (2025)
37. City of Hope

    Duarte, CA
    $120M (2025)
38. Broad Foundation

    Los Angeles, CA
    $120M (2024)
39. Santa Barbara Foundation

    Santa Barbara, CA
    $110M (2024)
40. The San Diego Foundation

    San Diego, CA
    $99M (2025)
41. University of California Irvine Foundation

    Irvine, CA
    $98M (2025)
42. The California Endowment

    Los Angeles, CA
    $98M (2024)
43. Shimon Ben Joseph Foundation

    San Francisco, CA
    $91M (2024)
44. Resnick Foundation

    Los Angeles, CA
    $88M (2025)
45. The U C Davis Foundation

    Davis, CA
    $81M (2025)
46. The Ahmanson Foundation

    Beverly Hills, CA
    $80M (2025)
47. Koum Family Foundation

    Palo Alto, CA
    $78M (2024)
48. Hollywood Foreign Press Association

    West Hollywood, CA
    $78M (2024)
49. Academy Foundation

    Beverly Hills, CA
    $77M (2025)
50. The Larry Ellison Foundation

    Walnut Creek, CA
    $70M (2024)

Showing the top 100 by giving. Search all 8,284 with a free account.