The Teton Range reflected in a lake in Grand Teton National Park, Wyoming

Private foundations Wyomingtax years 2023 to 2025

Private foundations in Wyoming

455 private foundations based in Wyoming filed a 990-PF in the last two years. In their latest returns they gave $159.4 million in 4,481 grants, and 115 say they 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.

Largest givers

By grants paid, latest return
  1. The Sage Foundation IncWilson, WY · tax year 2024 Grants listed in an attachment (not in the e-file) Preselected only $15,617,598 giving
  2. Natrona Collective Health TrustCasper, WY · tax year 2024 101 grants Preselected only $13,446,393 giving
  3. Lynn & Foster Friess Family FoundationJackson, WY · tax year 2024 1 grant Accepts applications $11,000,000 giving
  4. The Niner Foundation IncJackson, WY · tax year 2025 44 grants Accepts applications $5,252,220 giving
  5. Whitney Benefits Inc and SubsidiarySheridan, WY · tax year 2024 19 grants Accepts applications $4,505,421 giving
  6. Emerald Gate Charitable TrustJackson, WY · tax year 2024 8 grants Preselected only $4,450,000 giving
  7. CiosWilson, WY · tax year 2024 37 grants Preselected only $4,233,000 giving
  8. Hughes Charitable FoundationJackson, WY · tax year 2025 37 grants Preselected only $3,829,202 giving
  9. The George B Storer Foundation IncJackson, WY · tax year 2024 48 grants Preselected only $3,323,498 giving
  10. The John P Ellbogen FoundationLaramie, WY · tax year 2024 71 grants Preselected only $3,172,870 giving
  11. Allen Wyoming Foundation IncCody, WY · tax year 2025 23 grants Preselected only $2,784,670 giving
  12. Wold FoundationCasper, WY · tax year 2024 128 grants Accepts applications $2,757,966 giving
  13. Ebor Charitable TrustJackson, WY · tax year 2024 2 grants Accepts applications $2,720,000 giving
  14. Balyasny Foundation IncWilson, WY · tax year 2024 1 grant Preselected only $2,500,000 giving
  15. The Martin Family FoundationCasper, WY · tax year 2024 51 grants Preselected only $2,407,500 giving
  16. Thurston Family FoundationJackson, WY · tax year 2024 6 grants Accepts applications $2,390,715 giving
  17. Pamela and Wayne Garrison Family FoundationBig Horn, WY · tax year 2025 9 grants Preselected only $2,156,175 giving
  18. The Henry A McKinnell FoundationJackson, WY · tax year 2025 4 grants Preselected only $1,855,000 giving
  19. Double 4 FoundationCasper, WY · tax year 2024 59 grants Accepts applications $1,590,203 giving
  20. People to People Aid CorpCheyenne, WY · tax year 2024 Grants listed in an attachment (not in the e-file) Preselected only $1,572,605 giving
  21. Marna M Kuehne FoundationSheridan, WY · tax year 2024 20 grants Accepts applications $1,568,997 giving
  22. Spinal Muscular Atrophy FoundationJackson, WY · tax year 2024 11 grants Preselected only $1,491,789 giving
  23. The Andrew Allen Charitable FoundationCheyenne, WY · tax year 2024 161 grants Preselected only $1,475,239 giving
  24. Mercator Charitable TrustJackson, WY · tax year 2024 3 grants Preselected only $1,472,500 giving
  25. Lea Charitable TrustWilson, WY · tax year 2025 15 grants Preselected only $1,411,000 giving

Foundations that accept applications

Largest first

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

  1. Lynn & Foster Friess Family FoundationJackson, WY · tax year 2024 1 grant Accepts applications $11,000,000 giving
  2. The Niner Foundation IncJackson, WY · tax year 2025 44 grants Accepts applications $5,252,220 giving
  3. Whitney Benefits Inc and SubsidiarySheridan, WY · tax year 2024 19 grants Accepts applications $4,505,421 giving
  4. Wold FoundationCasper, WY · tax year 2024 128 grants Accepts applications $2,757,966 giving
  5. Ebor Charitable TrustJackson, WY · tax year 2024 2 grants Accepts applications $2,720,000 giving
  6. Thurston Family FoundationJackson, WY · tax year 2024 6 grants Accepts applications $2,390,715 giving
  7. Double 4 FoundationCasper, WY · tax year 2024 59 grants Accepts applications $1,590,203 giving
  8. Marna M Kuehne FoundationSheridan, WY · tax year 2024 20 grants Accepts applications $1,568,997 giving
  9. Joe and Arlene Watt Foundation IncSheridan, WY · tax year 2025 19 grants Accepts applications $1,409,671 giving
  10. Margaret H & James E Kelley Foundation IncCasper, WY · tax year 2023 74 grants Accepts applications $1,400,000 giving
  11. Pharos FoundationJackson, WY · tax year 2024 30 grants Accepts applications $1,240,500 giving
  12. Homer A Scott & Mildred S Scott FoundationSheridan, WY · tax year 2025 63 grants Accepts applications $735,811 giving
  13. Verdad FoundationCasper, WY · tax year 2024 14 grants Accepts applications $702,300 giving
  14. The Goodstein FoundationCasper, WY · tax year 2025 38 grants Accepts applications $616,000 giving
  15. Truecos FoundationCasper, WY · tax year 2024 23 grants Accepts applications $605,175 giving
  16. Newell B Sargent FoundationWorland, WY · tax year 2024 3 grants Accepts applications $506,000 giving
  17. Tate FoundationCasper, WY · tax year 2024 20 grants Accepts applications $477,700 giving
  18. Karl M Johnson FoundationJackson, WY · tax year 2025 58 grants Accepts applications $474,906 giving
  19. Guthrie Family FoundationLaramie, WY · tax year 2024 17 grants Accepts applications $412,480 giving
  20. Lightner Sams Foundation of WyomingTeton Village, WY · tax year 2025 53 grants Accepts applications $398,000 giving
  21. Sun Pacific FoundationJackson, WY · tax year 2024 1 grant Accepts applications $384,365 giving
  22. Walt & Olga Pilch FoundationSheridan, WY · tax year 2024 3 grants Accepts applications $375,296 giving
  23. Arthur B Schultz FoundationLander, WY · tax year 2024 41 grants Accepts applications $352,280 giving
  24. Seven Pines FoundationJackson, WY · tax year 2024 6 grants Accepts applications $343,500 giving
  25. Jacob Wood Ranch Memorial FoundationAladdin, WY · tax year 2024 10 grants Accepts applications $320,858 giving

Giving by cause

Grants to organizations we matched to the IRS list of exempt organizations, by their category.

  1. Education120 foundations $13,119,87523% of the total
  2. Philanthropy and grantmaking74 foundations $8,006,84414% of the total
  3. Arts and culture97 foundations $5,768,08810% of the total
  4. Human services103 foundations $5,674,41410% of the total
  5. Health79 foundations $4,021,5897% of the total
  6. Environment64 foundations $3,899,1407% of the total
  7. 19 other causes $15,994,91128% of the total

Most active small givers

Foundations with under $1 million in assets, by the number of grants they listed.

  1. Newton Family FundJackson, WY · tax year 2024 47 grants Preselected only $74,999 giving
  2. Quiet Heart FoundationJackson, WY · tax year 2025 42 grants Preselected only $431,947 giving
  3. Gatchell Family FoundationCheyenne, WY · tax year 2024 37 grants Preselected only $49,750 giving
  4. Arlene & Louise Wesswick FoundationRock Springs, WY · tax year 2024 30 grants Accepts applications $49,034 giving
  5. Whiskey River Charitable FoundationWilson, WY · tax year 2024 24 grants Preselected only $81,024 giving
  6. Homer A Jr & Janet Scott Family FoundationSheridan, WY · tax year 2025 23 grants Preselected only $58,815 giving
  7. A Jackson NeighborWilson, WY · tax year 2025 22 grants Preselected only $263,000 giving
  8. The Antonio V Glassberg Educational FoundationTeton Village, WY · tax year 2025 22 grants Accepts applications $166,000 giving
  9. Hawthorn FoundationCasper, WY · tax year 2025 22 grants Accepts applications $55,165 giving
  10. The Riggs FoundationSheridan, WY · tax year 2025 21 grants Preselected only $19,000 giving
  11. Morgenstern-Davis Family FoundationTeton Village, WY · tax year 2025 19 grants Preselected only $207,830 giving
  12. Dorothy W Gach Family FoundationWilson, WY · tax year 2024 19 grants Preselected only $50,000 giving
  13. Adeline L Neilson FoundationJackson, WY · tax year 2023 19 grants Accepts applications $45,500 giving
  14. Blievernicht Family FoundationThermopolis, WY · tax year 2025 18 grants Preselected only $300,597 giving
  15. Tongue River Road Foundation IncRanchester, WY · tax year 2024 17 grants Preselected only $46,228 giving

Cities

5 cities with 25 or more foundations
26 more cities with two or more