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Grantmaking foundations in Boulder, CO

185 grantmaking foundations in Boulder, Colorado, ranked by recent giving reported to the IRS (about $160M combined).

Top foundations by giving

  1. Global Greengrants Fund Inc
    Boulder, CO · Philanthropy, Voluntarism and Grantmaking Foundations
    $38M (2025)
  2. The Community Foundation
    Boulder, CO · Community Improvement and Capacity Building
    $15M (2024)
  3. Frasier Meadows Manor Inc
    Boulder, CO · Human Services
    $12M (2025)
  4. The Cielo Foundation
    Boulder, CO · Philanthropy, Voluntarism and Grantmaking Foundations
    $8.8M (2024)
  5. Richard and Joan Ringoen Family Foundation Inc
    Boulder, CO
    $8.4M (2024)
  6. Rocky Mountain Institute
    Boulder, CO · Youth Development
    $5.1M (2025)
  7. Seisolo Foundation
    Boulder, CO
    $4.4M (2024)
  8. The 1040 Foundation
    Boulder, CO · Philanthropy, Voluntarism and Grantmaking Foundations
    $3.9M (2025)
  9. National Center for Women and Information Technology
    Boulder, CO · Philanthropy, Voluntarism and Grantmaking Foundations
    $3.9M (2025)
  10. Merlin Foundation
    Boulder, CO
    $3.9M (2025)
  11. Boulder Community Health Foundation
    Boulder, CO · Human Services
    $3.5M (2024)
  12. River Network
    Boulder, CO · Civil Rights, Social Action and Advocacy
    $3.3M (2025)
  13. The International Wilderness Leadership Foundation Inc
    Boulder, CO · Philanthropy, Voluntarism and Grantmaking Foundations
    $3.1M (2024)
  14. Instructional Telecommunications Foundation Inc
    Boulder, CO · Community Improvement and Capacity Building
    $2.5M (2025)
  15. Yagan Family Foundation
    Boulder, CO · Philanthropy, Voluntarism and Grantmaking Foundations
    $2M (2024)
  16. Geological Society of America Foundation
    Boulder, CO · Civil Rights, Social Action and Advocacy
    $1.9M (2025)
  17. 84000
    Boulder, CO · Philanthropy, Voluntarism and Grantmaking Foundations
    $1.8M (2024)
  18. R David and Suzanne a Hoover Charitable Trust
    Boulder, CO · Philanthropy, Voluntarism and Grantmaking Foundations
    $1.6M (2024)
  19. The Boedecker Foundation
    Boulder, CO · Philanthropy, Voluntarism and Grantmaking Foundations
    $1.5M (2024)
  20. Chef Ann Foundation
    Boulder, CO · Philanthropy, Voluntarism and Grantmaking Foundations
    $1.5M (2025)
  21. L P Brown Foundation
    Boulder, CO
    $1.4M (2024)
  22. Ecesis Foundation
    Boulder, CO
    $1.2M (2022)
  23. The William Hg Fitzgerald Family
    Boulder, CO
    $1.1M (2023)
  24. Dwight a Merriman Charitable Foundation
    Boulder, CO · Philanthropy, Voluntarism and Grantmaking Foundations
    $1M (2025)
  25. Peopleforbikes Coalition Ltd
    Boulder, CO · Public and Societal Benefit
    $900K (2024)

Showing the top 100 by giving. Search all 185 with a free account.

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Causes in Colorado