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Grantmaking foundations in Walnut Creek, CA

71 grantmaking foundations in Walnut Creek, California, ranked by recent giving reported to the IRS (about $310M combined).

Top foundations by giving

  1. John Muir Health
    Walnut Creek, CA · Employment
    $150M (2024)
  2. The Larry Ellison Foundation
    Walnut Creek, CA · Philanthropy, Voluntarism and Grantmaking Foundations
    $70M (2024)
  3. John Muir Foundation
    Walnut Creek, CA · Employment
    $20M (2024)
  4. White Pony Express
    Walnut Creek, CA · Public Safety, Disaster Preparedness and Relief
    $9.1M (2024)
  5. Catalight Foundation
    Walnut Creek, CA · Community Improvement and Capacity Building
    $7.4M (2025)
  6. John Muir Behavioral Health
    Walnut Creek, CA
    $7.3M (2024)
  7. The Joseph and Vera Long Foundation
    Walnut Creek, CA
    $5.9M (2025)
  8. Forvis Llp
    Walnut Creek, CA · Environment
    $5.4M (2022)
  9. Dean and Margaret Lesher Foundation
    Walnut Creek, CA
    $5.3M (2025)
  10. Herbst Foundation Inc
    Walnut Creek, CA · Education
    $4.8M (2025)
  11. Forvis Llp
    Walnut Creek, CA · Environment
    $3.9M (2022)
  12. Firedoll Foundation
    Walnut Creek, CA · Philanthropy, Voluntarism and Grantmaking Foundations
    $2.9M (2025)
  13. Coit Family Foundation
    Walnut Creek, CA · Philanthropy, Voluntarism and Grantmaking Foundations
    $2.3M (2024)
  14. Heffernan Foundation
    Walnut Creek, CA · Philanthropy, Voluntarism and Grantmaking Foundations
    $1.4M (2024)
  15. Svane Family Foundation
    Walnut Creek, CA · Philanthropy, Voluntarism and Grantmaking Foundations
    $1.3M (2024)
  16. Walnut Creek Education Foundation K-12
    Walnut Creek, CA · Health Care
    $1.3M (2025)
  17. John Muir Mt Diablo Community Health Fund
    Walnut Creek, CA · Philanthropy, Voluntarism and Grantmaking Foundations
    $1.1M (2024)
  18. Kacyra Family Foundation
    Walnut Creek, CA · Philanthropy, Voluntarism and Grantmaking Foundations
    $1M (2025)
  19. Mervin L Brenner Foundation Inc
    Walnut Creek, CA
    $820K (2026)
  20. John Muir Physician Network
    Walnut Creek, CA · Philanthropy, Voluntarism and Grantmaking Foundations
    $540K (2024)
  21. The Atmos Foundation
    Walnut Creek, CA
    $520K (2025)
  22. Concord Homes Inc
    Walnut Creek, CA · Philanthropy, Voluntarism and Grantmaking Foundations
    $460K (2022)
  23. Grace Nixon Foundation
    Walnut Creek, CA · Philanthropy, Voluntarism and Grantmaking Foundations
    $450K (2025)
  24. Rossmoor Fund
    Walnut Creek, CA · Philanthropy, Voluntarism and Grantmaking Foundations
    $420K (2025)
  25. Rothenberg Endowment Fund
    Walnut Creek, CA · Philanthropy, Voluntarism and Grantmaking Foundations
    $390K (2024)

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Causes in California