Grantmaking foundations in San Antonio, TX

638 grantmaking foundations in San Antonio, Texas, ranked by recent giving reported to the IRS (about $1.1B combined).

Top foundations by giving (page 2)

26. San Antonio Area Foundation Group Return

    San Antonio, TX · Philanthropy, Voluntarism and Grantmaking Foundations
    $7.8M (2024)
27. Diamond Bar Fund

    San Antonio, TX · Philanthropy, Voluntarism and Grantmaking Foundations
    $7.5M (2025)
28. Tres Grace Family Foundation

    San Antonio, TX · Philanthropy, Voluntarism and Grantmaking Foundations
    $7.4M (2024)
29. John G Kenedy Jr Charitable Trust

    San Antonio, TX · Philanthropy, Voluntarism and Grantmaking Foundations
    $7.3M (2025)
30. Greehey Family Foundation

    San Antonio, TX · Philanthropy, Voluntarism and Grantmaking Foundations
    $7.1M (2024)
31. Gordon Hartman Foundation

    San Antonio, TX · Philanthropy, Voluntarism and Grantmaking Foundations
    $6.8M (2024)
32. George W Brackenridge Foundation

    San Antonio, TX
    $6.8M (2024)
33. John R & Greli N Less Charitable Trust

    San Antonio, TX · Philanthropy, Voluntarism and Grantmaking Foundations
    $6.7M (2024)
34. Max and Minnie Tomerlin Voelcker Fund

    San Antonio, TX · Philanthropy, Voluntarism and Grantmaking Foundations
    $6.6M (2025)
35. Ewing Halsell Foundation

    San Antonio, TX · Philanthropy, Voluntarism and Grantmaking Foundations
    $6.5M (2025)
36. John G Kenedy Jr Charitable Tr -Surface Estate Tr

    San Antonio, TX · Philanthropy, Voluntarism and Grantmaking Foundations
    $6.5M (2026)
37. Auditory Learning Foundation

    San Antonio, TX · Philanthropy, Voluntarism and Grantmaking Foundations
    $6.2M (2025)
38. Charles Butt Foundation

    San Antonio, TX · Philanthropy, Voluntarism and Grantmaking Foundations
    $5.6M (2024)
39. Joan & Herb Kelleher Charitable Foundation

    San Antonio, TX · Philanthropy, Voluntarism and Grantmaking Foundations
    $5.4M (2025)
40. Jack & Valerie Guenther Foundation

    San Antonio, TX
    $5.2M (2025)
41. Project Quest Inc

    San Antonio, TX · Philanthropy, Voluntarism and Grantmaking Foundations
    $5M (2025)
42. Elma Dill Russell Spencer Foundation

    San Antonio, TX
    $5M (2024)
43. Texas A&M San Antonio Foundation

    San Antonio, TX · Mental Health and Crisis Intervention
    $4.6M (2025)
44. Frost Bank

    San Antonio, TX
    $4.4M (2025)
45. Goldsbury Foundation

    San Antonio, TX · Philanthropy, Voluntarism and Grantmaking Foundations
    $4.4M (2024)
46. Nancy Smith Hurd Foundation Tr

    San Antonio, TX · Philanthropy, Voluntarism and Grantmaking Foundations
    $4.1M (2024)
47. Mccombs Foundation Inc

    San Antonio, TX
    $4.1M (2024)
48. Southwest Texas Regional Advisory Council for Trauma

    San Antonio, TX · Philanthropy, Voluntarism and Grantmaking Foundations
    $4.1M (2025)
49. Harte Research Support Foundation

    San Antonio, TX · Health Care
    $4.1M (2025)
50. Harte Charitable Foundation

    San Antonio, TX · Philanthropy, Voluntarism and Grantmaking Foundations
    $3.8M (2025)

Showing the top 100 by giving. Search all 638 with a free account.