A river running through a deep pine forest valley

Cause EnvironmentState Montana71 funders

Foundations that fund environment in Montana

71 private foundations based in Montana with a return in the last two years gave $2.3 million to environment organizations in 190 grants. The median grant was $5,000, and 24 of these foundations accept applications.

Foundations with a return in the last two years, each by its latest return (tax years 2023 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 environment

Top 50

Grants in each foundation’s latest return to organizations whose IRS category is environment.

  1. Cross Charitable FoundationBozeman, MT · tax year 2024 15 grants Accepts applications $407,000 to environment
  2. The High Stakes FoundationMissoula, MT · tax year 2025 18 grants Accepts applications $306,500 to environment
  3. The Dancu Foundation IncBig Sky, MT · tax year 2025 1 grant Preselected only $245,525 to environment
  4. Tykeson Family Charitable TrustOvando, MT · tax year 2024 7 grants Preselected only $201,812 to environment
  5. Jane S Heman Foundation IncStevensville, MT · tax year 2025 3 grants Accepts applications $114,000 to environment
  6. Tordik Wildlife FoundationCarter, MT · tax year 2025 1 grant Preselected only $110,500 to environment
  7. The Foley Family Charitable FoundationWhitefish, MT · tax year 2024 1 grant Preselected only $100,000 to environment
  8. The Rieschel FoundationBozeman, MT · tax year 2024 5 grants Preselected only $75,400 to environment
  9. The William H & Margaret M Wallace FoundationMissoula, MT · tax year 2024 3 grants Preselected only $60,000 to environment
  10. Dennis & Phyllis Washington FoundationMissoula, MT · tax year 2024 6 grants Accepts applications $59,000 to environment
  11. Op & We Edwards Foundation IncRed Lodge, MT · tax year 2024 3 grants Preselected only $52,000 to environment
  12. First Interstate BancSystem Foundation IncBillings, MT · tax year 2025 17 grants Accepts applications $46,000 to environment
  13. Cef IncGreat Falls, MT · tax year 2024 1 grant Preselected only $42,747 to environment
  14. Mott Family FoundationBig Sky, MT · tax year 2025 2 grants Preselected only $35,000 to environment
  15. Freeman Family FoundationLivingston, MT · tax year 2024 2 grants Preselected only $32,650 to environment
  16. Esther L Heit Foundation AgencyHelena, MT · tax year 2025 2 grants Preselected only $29,200 to environment
  17. Harold W Sweatt FoundationBig Sky, MT · tax year 2025 10 grants Accepts applications $25,000 to environment
  18. Merlin Foundation IncMissoula, MT · tax year 2024 4 grants Preselected only $22,500 to environment
  19. Pleiades FoundationMissoula, MT · tax year 2025 6 grants Preselected only $22,000 to environment
  20. Cromley Messina FoundationWhite Sulphur Springs, MT · tax year 2024 1 grant Preselected only $20,000 to environment
  21. Sheana R FoundationCorvallis, MT · tax year 2025 2 grants Preselected only $20,000 to environment
  22. The Hill Charitable FoundationMissoula, MT · tax year 2024 1 grant Preselected only $15,000 to environment
  23. 5 Springs FoundationDillon, MT · tax year 2025 2 grants Preselected only $15,000 to environment
  24. Nibs and Edna Allen FoundationMiles City, MT · tax year 2024 1 grant Accepts applications $13,000 to environment
  25. Montana Conservation EldersHelena, MT · tax year 2025 4 grants Preselected only $11,900 to environment
  26. Sippy FoundationMissoula, MT · tax year 2025 3 grants Preselected only $11,000 to environment
  27. The Spence Family FoundationBillings, MT · tax year 2023 1 grant Accepts applications $10,000 to environment
  28. The Smith-Denison FoundationBozeman, MT · tax year 2024 1 grant Accepts applications $10,000 to environment
  29. The PRBB FoundationBozeman, MT · tax year 2025 2 grants Preselected only $8,000 to environment
  30. The Ruth Pruitt Phillips Foundation IncMissoula, MT · tax year 2025 2 grants Preselected only $8,000 to environment
  31. Brosovich Family FoundationBillings, MT · tax year 2024 2 grants Accepts applications $7,500 to environment
  32. Davidson Family FoundationGreat Falls, MT · tax year 2025 1 grant Preselected only $7,500 to environment
  33. The Bill & Rosemary Gallagher FoundationMissoula, MT · tax year 2025 2 grants Accepts applications $7,500 to environment
  34. Andrew and Paulette Laszlo FoundationBillings, MT · tax year 2025 2 grants Preselected only $6,500 to environment
  35. P2 Foundation IncBig Sky, MT · tax year 2025 1 grant Preselected only $6,500 to environment
  36. Telemachus Foundation to Empower the Poor and End WarStevensville, MT · tax year 2024 1 grant Accepts applications $6,500 to environment
  37. The Braewold FundSheridan, MT · tax year 2025 1 grant Preselected only $6,193 to environment
  38. The Angora Ridge FoundationWhitefish, MT · tax year 2025 5 grants Preselected only $6,000 to environment
  39. Selah Charitable TrustWhitefish, MT · tax year 2025 2 grants Preselected only $6,000 to environment
  40. Susan Scott Heyneman FoundationBillings, MT · tax year 2025 2 grants Preselected only $6,000 to environment
  41. Two Meadowlarks Foundation IncHelena, MT · tax year 2024 2 grants Preselected only $5,933 to environment
  42. The Frazer Family FoundationHelena, MT · tax year 2024 1 grant Preselected only $5,500 to environment
  43. Treacy FoundationHelena, MT · tax year 2025 2 grants Accepts applications $5,500 to environment
  44. L Heart Foundation IncBozeman, MT · tax year 2025 1 grant Preselected only $5,000 to environment
  45. Headwaters Health Foundation of Western MontanaMissoula, MT · tax year 2024 1 grant Accepts applications $5,000 to environment
  46. Muriel and Seymour Thickman Family FoundationBillings, MT · tax year 2025 1 grant Preselected only $5,000 to environment
  47. The Covert FoundationGreat Falls, MT · tax year 2025 1 grant Preselected only $5,000 to environment
  48. J Love Legacy Foundation IncBozeman, MT · tax year 2024 1 grant Accepts applications $5,000 to environment
  49. Max and Betty Swanson FoundationMissoula, MT · tax year 2024 3 grants Accepts applications $4,500 to environment
  50. Kampgrounds of America FoundationBillings, MT · tax year 2025 1 grant Preselected only $4,259 to environment

Open to applications

24 foundations

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

  1. Cross Charitable FoundationBozeman, MT · tax year 2024 15 grants Accepts applications $407,000 to environment
  2. The High Stakes FoundationMissoula, MT · tax year 2025 18 grants Accepts applications $306,500 to environment
  3. Jane S Heman Foundation IncStevensville, MT · tax year 2025 3 grants Accepts applications $114,000 to environment
  4. Dennis & Phyllis Washington FoundationMissoula, MT · tax year 2024 6 grants Accepts applications $59,000 to environment
  5. First Interstate BancSystem Foundation IncBillings, MT · tax year 2025 17 grants Accepts applications $46,000 to environment
  6. Harold W Sweatt FoundationBig Sky, MT · tax year 2025 10 grants Accepts applications $25,000 to environment
  7. Nibs and Edna Allen FoundationMiles City, MT · tax year 2024 1 grant Accepts applications $13,000 to environment
  8. The Spence Family FoundationBillings, MT · tax year 2023 1 grant Accepts applications $10,000 to environment
  9. The Smith-Denison FoundationBozeman, MT · tax year 2024 1 grant Accepts applications $10,000 to environment
  10. Brosovich Family FoundationBillings, MT · tax year 2024 2 grants Accepts applications $7,500 to environment
  11. The Bill & Rosemary Gallagher FoundationMissoula, MT · tax year 2025 2 grants Accepts applications $7,500 to environment
  12. Telemachus Foundation to Empower the Poor and End WarStevensville, MT · tax year 2024 1 grant Accepts applications $6,500 to environment
  13. Treacy FoundationHelena, MT · tax year 2025 2 grants Accepts applications $5,500 to environment
  14. Headwaters Health Foundation of Western MontanaMissoula, MT · tax year 2024 1 grant Accepts applications $5,000 to environment
  15. J Love Legacy Foundation IncBozeman, MT · tax year 2024 1 grant Accepts applications $5,000 to environment
  16. Max and Betty Swanson FoundationMissoula, MT · tax year 2024 3 grants Accepts applications $4,500 to environment
  17. Yvonne Mansfield Animal Welfare FundBillings, MT · tax year 2025 1 grant Accepts applications $4,000 to environment
  18. C E Brehm FoundationBozeman, MT · tax year 2025 2 grants Accepts applications $3,750 to environment
  19. Annie Maclay Leffingwell FoundationMissoula, MT · tax year 2024 1 grant Accepts applications $3,000 to environment
  20. Town Pump Charitable FoundationButte, MT · tax year 2024 1 grant Accepts applications $2,500 to environment
  21. The Appleseed FoundationMissoula, MT · tax year 2024 1 grant Accepts applications $2,000 to environment
  22. Lyle & Gail Grimes Char FoundationMissoula, MT · tax year 2024 2 grants Accepts applications $1,500 to environment
  23. Don't Be A JerkBozeman, MT · tax year 2025 1 grant Accepts applications $750 to environment
  24. Rapp Family Foundation IncHamilton, MT · tax year 2024 1 grant Accepts applications $320 to environment