Philanthropy, Voluntarism and Grantmaking Foundations foundations in Washington

1,432 grantmaking foundations in Washington focused on philanthropy, voluntarism and grantmaking foundations, ranked by recent giving reported to the IRS (about $14B combined).

Top foundations by giving (page 2)

26. Clean and Prosperous America

    Seattle, WA
    $16M (2024)
27. Tsf Properties

    Seattle, WA
    $16M (2024)
28. Foundation for Western Washington University and Alumni

    Bellingham, WA
    $16M (2025)
29. Islands Foundation

    Richland, WA
    $15M (2024)
30. Washington Neurodiversity Project

    Kirkland, WA
    $15M (2025)
31. Fund for Science and Technology

    Seattle, WA
    $15M (2025)
32. Peacehealth Southwest Medical Center Foundation

    Vancouver, WA
    $14M (2025)
33. Opsahl Dawson

    Vancouver, WA
    $14M (2025)
34. Seattle Childrens Hospital

    Seattle, WA
    $14M (2025)
35. Innovia Foundation

    Spokane, WA
    $13M (2025)
36. Community Action Council of Lewis Mason and Thurston Counties

    Lacey, WA
    $12M (2025)
37. Schultz Family Foundation

    Seattle, WA
    $12M (2024)
38. Stolte Family Foundation

    Seattle, WA
    $11M (2024)
39. Community Foundation of Snohomish County

    Everett, WA
    $11M (2024)
40. Spokane Area Workforce Development Council

    Spokane, WA
    $9.6M (2025)
41. D&G Charitable Fund

    Seattle, WA
    $9.1M (2024)
42. Overlake Hospital Foundation

    Bellevue, WA
    $9.1M (2025)
43. Aven Foundation

    Medina, WA
    $9M (2024)
44. Rei Cooperative Action Fund

    Sumner, WA
    $8.5M (2024)
45. Konzen Family Foundation

    Bellevue, WA
    $8.4M (2025)
46. Samis Foundation

    Seattle, WA
    $8.4M (2024)
47. Marine Stewardship Council

    Seattle, WA
    $8.2M (2025)
48. Cliftonlarsonallen Llp

    Spokane, WA
    $8M (2022)
49. Overlake Hospital Association

    Bellevue, WA
    $8M (2024)
50. T-Mobile USA Foundation

    Bellevue, WA
    $7.5M (2024)

Showing the top 100 by giving. Search all 1,432 with a free account.