Unknown foundations in California

63 grantmaking foundations in California focused on unknown, ranked by recent giving reported to the IRS (about $77M combined).

Top foundations by giving (page 2)

26. Nick Traina Foundation

    San Francisco, CA
    $140K (2024)
27. Garen Family Foundation

    Los Angeles, CA
    $120K (2025)
28. Brandwein-Morholt Tr

    Palo Alto, CA
    $110K (2026)
29. Yih Family Foundation

    Daly City, CA
    $110K (2025)
30. Overaa Family Group

    Lafayette, CA
    $100K (2025)
31. Volta Medical Foundation for Ghana

    Pomona, CA
    $100K (2025)
32. Saroyan Family Charitable Foundation

    Palos Verdes Estates, CA
    $94K (2025)
33. Scott and Kim Negri Family Foundation

    Monterey, CA
    $88K (2025)
34. Burlingame Parks and Recreation Foundation

    Burlingame, CA
    $67K (2024)
35. David Rock Foundation

    Irvine, CA
    $65K (2025)
36. Curt R and Gerry Pindler Foundation

    Moorpark, CA
    $57K (2025)
37. Jin Duck & Kyung Sik Kim Foundation

    Cupertino, CA
    $56K (2025)
38. Lorraine F Petitfils Education Foundation

    Pasadena, CA
    $52K (2025)
39. Martinez Family Foundation

    Escondido, CA
    $50K (2025)
40. John Charles Hillis Charitable Foundation

    Roseville, CA
    $50K (2024)
41. Mary Margaret Sullivan Foundation

    Los Angeles, CA
    $50K (2024)
42. Orange Rotary Community Trust Fund

    Orange, CA
    $34K (2025)
43. Akiyama Family Foundation

    San Carlos, CA
    $28K (2024)
44. Peter & Marie-Helene Gotcher Foundation

    Hillsborough, CA
    $26K (2025)
45. Raa Foundation Inc

    Santa Rosa, CA
    $25K (2024)
46. Umbrella Foundation

    San Ramon, CA
    $24K (2025)
47. Lu Wang Family Foundation

    Los Altos, CA
    $23K (2025)
48. Linpai Family Foundation

    Milpitas, CA
    $18K (2025)
49. The Spring Valley Kiwanis Club Foundation Inc

    Spring Valley, CA
    $15K (2025)
50. Carol and Warren Sinsheimer Foundation Inc

    San Luis Obispo, CA
    $12K (2025)