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Cause Science and technologyState Washington44 funders

Foundations that fund science and technology in Washington

44 private foundations based in Washington with a return in the last two years gave $26.5 million to science and technology organizations in 94 grants. The median grant was $35,000, and 18 of these foundations accept applications.

Foundations with a return in the last two years, each by its latest return (tax years 2024 to 2025), read from the IRS e-file on Nov 11, 2026. Returns reach the IRS 5 to 18 months after the year they describe.

Ranked by giving to science and technology

Top 44

Grants in each foundation’s latest return to organizations whose IRS category is science and technology.

  1. Gates FoundationSeattle, WA · tax year 2024 30 grants Accepts applications $22,998,007 to science and technology
  2. Pivotal Philanthropies FoundationRedmond, WA · tax year 2024 1 grant Preselected only $1,000,000 to science and technology
  3. Wilburforce FoundationSeattle, WA · tax year 2024 4 grants Accepts applications $375,000 to science and technology
  4. 444S FoundationBellevue, WA · tax year 2024 1 grant Preselected only $275,000 to science and technology
  5. Allen Family PhilanthropiesSeattle, WA · tax year 2024 1 grant Preselected only $243,069 to science and technology
  6. M J Murdock Charitable TrustVancouver, WA · tax year 2024 2 grants Accepts applications $217,650 to science and technology
  7. Laidir FoundationSeattle, WA · tax year 2024 3 grants Preselected only $215,000 to science and technology
  8. CO2 FoundationSeattle, WA · tax year 2025 1 grant Accepts applications $190,000 to science and technology
  9. Gary E Milgard Family Foundation - MarkTacoma, WA · tax year 2024 3 grants Accepts applications $180,000 to science and technology
  10. Stolte Family FoundationSeattle, WA · tax year 2024 1 grant Preselected only $100,000 to science and technology
  11. Hug Morenz Foundation for Media LiteracyCovington, WA · tax year 2024 2 grants Accepts applications $82,500 to science and technology
  12. Hoveida Family FoundationBainbridge Island, WA · tax year 2024 4 grants Preselected only $70,000 to science and technology
  13. Sharing FoundationRedmond, WA · tax year 2024 1 grant Preselected only $66,000 to science and technology
  14. Laird Norton Family FoundationSeattle, WA · tax year 2024 6 grants Preselected only $61,000 to science and technology
  15. Alice C Tyler Perpetual TrustSeattle, WA · tax year 2024 1 grant Preselected only $40,000 to science and technology
  16. Ninneweb FoundationSeattle, WA · tax year 2024 1 grant Preselected only $35,000 to science and technology
  17. Cuyamaca FoundationSeattle, WA · tax year 2025 1 grant Accepts applications $35,000 to science and technology
  18. Hans Neurath FoundationSeattle, WA · tax year 2024 1 grant Preselected only $33,605 to science and technology
  19. Apex FoundationBellevue, WA · tax year 2024 2 grants Preselected only $25,250 to science and technology
  20. The Sheri and Les Biller Family FoundationSeattle, WA · tax year 2024 1 grant Preselected only $25,000 to science and technology
  21. The Brettler Family FoundationSeattle, WA · tax year 2024 1 grant Preselected only $25,000 to science and technology
  22. The Norcliffe FoundationSeattle, WA · tax year 2024 1 grant Accepts applications $20,000 to science and technology
  23. James D and Sherry Raisbeck Foundation TrustSeattle, WA · tax year 2024 1 grant Preselected only $20,000 to science and technology
  24. The Russell Family FoundationGig Harbor, WA · tax year 2024 2 grants Accepts applications $17,000 to science and technology
  25. The Burning FoundationSeattle, WA · tax year 2025 1 grant Accepts applications $15,000 to science and technology
  26. Ben B Cheney Foundation IncTacoma, WA · tax year 2024 1 grant Accepts applications $15,000 to science and technology
  27. Jones Family FoundationClyde Hill, WA · tax year 2025 1 grant Preselected only $12,500 to science and technology
  28. Eggnog Latte Foundation DBA Renee and Jeff Harbers Family FDNBellevue, WA · tax year 2024 1 grant Preselected only $10,000 to science and technology
  29. Robert E and Adele M Boydston FoundationOlympia, WA · tax year 2025 1 grant Preselected only $10,000 to science and technology
  30. The Avista FoundationSpokane, WA · tax year 2025 2 grants Accepts applications $10,000 to science and technology
  31. The Conru FoundationSeattle, WA · tax year 2025 1 grant Accepts applications $10,000 to science and technology
  32. The Oki FoundationBellevue, WA · tax year 2025 1 grant Preselected only $10,000 to science and technology
  33. Paul M Anderson FoundationBellevue, WA · tax year 2024 1 grant Accepts applications $10,000 to science and technology
  34. First Fed FoundationPort Angeles, WA · tax year 2025 1 grant Accepts applications $7,500 to science and technology
  35. Washington Research FoundationSeattle, WA · tax year 2024 1 grant Preselected only $5,000 to science and technology
  36. Henry M Jackson FoundationSeattle, WA · tax year 2024 1 grant Accepts applications $5,000 to science and technology
  37. Joyce Swan Foundation Ima XXX-XX-XXXXSpokane, WA · tax year 2025 1 grant Preselected only $3,000 to science and technology
  38. Howard and Frances Keller Family FoundationSeattle, WA · tax year 2024 1 grant Preselected only $2,000 to science and technology
  39. Whitney Family FoundationPort Townsend, WA · tax year 2025 1 grant Accepts applications $1,500 to science and technology
  40. Barton Family FoundationFederal Way, WA · tax year 2025 1 grant Preselected only $1,030 to science and technology
  41. Stroum Family FoundationSeattle, WA · tax year 2024 1 grant Preselected only $1,000 to science and technology
  42. Lawrence True & Linda Brown FoundationSeattle, WA · tax year 2025 1 grant Accepts applications $1,000 to science and technology
  43. Loeb Family FoundationBellevue, WA · tax year 2025 1 grant Preselected only $500 to science and technology
  44. Foundation for Intelligent Life on EarthRenton, WA · tax year 2025 2 grants Preselected only $240 to science and technology

Open to applications

18 foundations

The return gives an application contact and does not check the preselected-only box.

  1. Gates FoundationSeattle, WA · tax year 2024 30 grants Accepts applications $22,998,007 to science and technology
  2. Wilburforce FoundationSeattle, WA · tax year 2024 4 grants Accepts applications $375,000 to science and technology
  3. M J Murdock Charitable TrustVancouver, WA · tax year 2024 2 grants Accepts applications $217,650 to science and technology
  4. CO2 FoundationSeattle, WA · tax year 2025 1 grant Accepts applications $190,000 to science and technology
  5. Gary E Milgard Family Foundation - MarkTacoma, WA · tax year 2024 3 grants Accepts applications $180,000 to science and technology
  6. Hug Morenz Foundation for Media LiteracyCovington, WA · tax year 2024 2 grants Accepts applications $82,500 to science and technology
  7. Cuyamaca FoundationSeattle, WA · tax year 2025 1 grant Accepts applications $35,000 to science and technology
  8. The Norcliffe FoundationSeattle, WA · tax year 2024 1 grant Accepts applications $20,000 to science and technology
  9. The Russell Family FoundationGig Harbor, WA · tax year 2024 2 grants Accepts applications $17,000 to science and technology
  10. The Burning FoundationSeattle, WA · tax year 2025 1 grant Accepts applications $15,000 to science and technology
  11. Ben B Cheney Foundation IncTacoma, WA · tax year 2024 1 grant Accepts applications $15,000 to science and technology
  12. The Avista FoundationSpokane, WA · tax year 2025 2 grants Accepts applications $10,000 to science and technology
  13. The Conru FoundationSeattle, WA · tax year 2025 1 grant Accepts applications $10,000 to science and technology
  14. Paul M Anderson FoundationBellevue, WA · tax year 2024 1 grant Accepts applications $10,000 to science and technology
  15. First Fed FoundationPort Angeles, WA · tax year 2025 1 grant Accepts applications $7,500 to science and technology
  16. Henry M Jackson FoundationSeattle, WA · tax year 2024 1 grant Accepts applications $5,000 to science and technology
  17. Whitney Family FoundationPort Townsend, WA · tax year 2025 1 grant Accepts applications $1,500 to science and technology
  18. Lawrence True & Linda Brown FoundationSeattle, WA · tax year 2025 1 grant Accepts applications $1,000 to science and technology