A river running through a deep pine forest valley

Cause EnvironmentState Pennsylvania575 funders

Foundations that fund environment in Pennsylvania

575 private foundations based in Pennsylvania with a return in the last two years gave $89 million to environment organizations in 1,694 grants. The median grant was $7,500, and 189 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. The William Penn FoundationPhiladelphia, PA · tax year 2024 114 grants Accepts applications $20,214,648 to environment
  2. Richard King Mellon FoundationLigonier, PA · tax year 2024 48 grants Accepts applications $13,279,088 to environment
  3. Dendroica Foundation-TrPittsburgh, PA · tax year 2025 1 grant Preselected only $11,504,721 to environment
  4. The Heinz EndowmentsPittsburgh, PA · tax year 2024 62 grants Accepts applications $8,191,042 to environment
  5. Hillman Family FoundationsPittsburgh, PA · tax year 2024 54 grants Accepts applications $3,335,392 to environment
  6. The Allerton Foundation IncNewtown Square, PA · tax year 2024 3 grants Accepts applications $2,550,000 to environment
  7. The Annenberg FoundationConshohocken, PA · tax year 2024 29 grants Preselected only $2,026,633 to environment
  8. Wyncote FoundationPhiladelphia, PA · tax year 2024 6 grants Preselected only $1,271,600 to environment
  9. The Eric & Jane Nord Family FundPhiladelphia, PA · tax year 2024 3 grants Preselected only $1,140,000 to environment
  10. Posner Foundation of PittsburghPittsburgh, PA · tax year 2024 5 grants Accepts applications $1,025,000 to environment
  11. Arconic FoundationPittsburgh, PA · tax year 2025 17 grants Preselected only $782,000 to environment
  12. The Champlin FoundationPittsburgh, PA · tax year 2024 7 grants Accepts applications $752,637 to environment
  13. Air Products FoundationAllentown, PA · tax year 2024 14 grants Accepts applications $725,896 to environment
  14. The Daniel B and Florence E Green FoundationConshohocken, PA · tax year 2024 8 grants Preselected only $664,000 to environment
  15. Katherine Mabis McKenna FoundationLatrobe, PA · tax year 2024 12 grants Accepts applications $651,950 to environment
  16. McCune Foundation PNC Bank NAPittsburgh, PA · tax year 2024 4 grants Accepts applications $575,000 to environment
  17. George & Miriam Martin FoundationChester Springs, PA · tax year 2025 12 grants Accepts applications $565,000 to environment
  18. Claneil Foundation IncPlymouth Meeting, PA · tax year 2024 15 grants Accepts applications $512,500 to environment
  19. The Woodtiger FundErwinna, PA · tax year 2024 11 grants Preselected only $506,500 to environment
  20. Johanette Wallerstein Institute 5607-00-43Philadelphia, PA · tax year 2024 14 grants Accepts applications $500,000 to environment
  21. The Rider-Pool FoundationPittsburgh, PA · tax year 2024 1 grant Accepts applications $500,000 to environment
  22. Maplewood FoundationSewickley, PA · tax year 2025 1 grant Preselected only $500,000 to environment
  23. Airie Knipel Harry V and J William Warehime FoundationHanover, PA · tax year 2024 1 grant Preselected only $500,000 to environment
  24. Chrysanta FoundationLafayette, PA · tax year 2025 7 grants Preselected only $456,397 to environment
  25. Gatinais Foundation 2601-21-44Philadelphia, PA · tax year 2025 7 grants Preselected only $450,000 to environment
  26. Claude Worthington Benedum FoundationPittsburgh, PA · tax year 2024 7 grants Accepts applications $435,500 to environment
  27. Allegheny FoundationPittsburgh, PA · tax year 2024 3 grants Accepts applications $425,000 to environment
  28. Linda K Rambler Conservancy TrustHershey, PA · tax year 2025 1 grant Preselected only $400,100 to environment
  29. Martin FoundationDoylestown, PA · tax year 2025 2 grants Accepts applications $350,000 to environment
  30. Sarah Scaife Foundation IncorporatedPittsburgh, PA · tax year 2024 2 grants Accepts applications $300,000 to environment
  31. John M Hopwood IrrPittsburgh, PA · tax year 2025 11 grants Accepts applications $294,500 to environment
  32. Dick's Sporting Goods FoundationCoraopolis, PA · tax year 2024 16 grants Accepts applications $293,112 to environment
  33. Joseph and Marie Field Family Environmental FoundationMalvern, PA · tax year 2024 4 grants Preselected only $265,000 to environment
  34. Heinz Family FoundationPittsburgh, PA · tax year 2024 4 grants Preselected only $261,500 to environment
  35. The Buhl FoundationPittsburgh, PA · tax year 2024 1 grant Accepts applications $250,000 to environment
  36. The Grable FoundationPittsburgh, PA · tax year 2024 9 grants Accepts applications $228,000 to environment
  37. Wolf Creek Charitable FoundationWest Conshohocken, PA · tax year 2024 10 grants Preselected only $215,000 to environment
  38. The Armstrong FoundationSt Peters, PA · tax year 2025 7 grants Preselected only $213,000 to environment
  39. Hfo FoundationPhiladelphia, PA · tax year 2024 2 grants Preselected only $200,000 to environment
  40. Richard C Von Hess FoundationColumbia, PA · tax year 2025 1 grant Preselected only $200,000 to environment
  41. John J Tyler TR FBO the John J ArboretumPittsburgh, PA · tax year 2025 1 grant Preselected only $197,796 to environment
  42. Eqt FoundationCanonsburg, PA · tax year 2024 11 grants Accepts applications $164,858 to environment
  43. The Summit Foundation IncPhiladelphia, PA · tax year 2025 11 grants Preselected only $160,707 to environment
  44. The Hartfield FDN Inc 0739-80-42Philadelphia, PA · tax year 2024 9 grants Preselected only $155,000 to environment
  45. The Shaw Family FoundationRheems, PA · tax year 2024 1 grant Accepts applications $150,000 to environment
  46. The Burke FoundationPittsburgh, PA · tax year 2024 7 grants Preselected only $147,500 to environment
  47. The Burke Family FoundationPittsburgh, PA · tax year 2024 7 grants Preselected only $147,500 to environment
  48. The Snider FoundationCollegeville, PA · tax year 2024 4 grants Preselected only $140,000 to environment
  49. The Leo and Peggy Pierce Family Foundation IncRadnor, PA · tax year 2024 5 grants Accepts applications $140,000 to environment
  50. Abele Family FoundationPhiladelphia, PA · tax year 2024 1 grant Preselected only $135,000 to environment

Open to applications

25 foundations

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

  1. The William Penn FoundationPhiladelphia, PA · tax year 2024 114 grants Accepts applications $20,214,648 to environment
  2. Richard King Mellon FoundationLigonier, PA · tax year 2024 48 grants Accepts applications $13,279,088 to environment
  3. The Heinz EndowmentsPittsburgh, PA · tax year 2024 62 grants Accepts applications $8,191,042 to environment
  4. Hillman Family FoundationsPittsburgh, PA · tax year 2024 54 grants Accepts applications $3,335,392 to environment
  5. The Allerton Foundation IncNewtown Square, PA · tax year 2024 3 grants Accepts applications $2,550,000 to environment
  6. Posner Foundation of PittsburghPittsburgh, PA · tax year 2024 5 grants Accepts applications $1,025,000 to environment
  7. The Champlin FoundationPittsburgh, PA · tax year 2024 7 grants Accepts applications $752,637 to environment
  8. Air Products FoundationAllentown, PA · tax year 2024 14 grants Accepts applications $725,896 to environment
  9. Katherine Mabis McKenna FoundationLatrobe, PA · tax year 2024 12 grants Accepts applications $651,950 to environment
  10. McCune Foundation PNC Bank NAPittsburgh, PA · tax year 2024 4 grants Accepts applications $575,000 to environment
  11. George & Miriam Martin FoundationChester Springs, PA · tax year 2025 12 grants Accepts applications $565,000 to environment
  12. Claneil Foundation IncPlymouth Meeting, PA · tax year 2024 15 grants Accepts applications $512,500 to environment
  13. Johanette Wallerstein Institute 5607-00-43Philadelphia, PA · tax year 2024 14 grants Accepts applications $500,000 to environment
  14. The Rider-Pool FoundationPittsburgh, PA · tax year 2024 1 grant Accepts applications $500,000 to environment
  15. Claude Worthington Benedum FoundationPittsburgh, PA · tax year 2024 7 grants Accepts applications $435,500 to environment
  16. Allegheny FoundationPittsburgh, PA · tax year 2024 3 grants Accepts applications $425,000 to environment
  17. Martin FoundationDoylestown, PA · tax year 2025 2 grants Accepts applications $350,000 to environment
  18. Sarah Scaife Foundation IncorporatedPittsburgh, PA · tax year 2024 2 grants Accepts applications $300,000 to environment
  19. John M Hopwood IrrPittsburgh, PA · tax year 2025 11 grants Accepts applications $294,500 to environment
  20. Dick's Sporting Goods FoundationCoraopolis, PA · tax year 2024 16 grants Accepts applications $293,112 to environment
  21. The Buhl FoundationPittsburgh, PA · tax year 2024 1 grant Accepts applications $250,000 to environment
  22. The Grable FoundationPittsburgh, PA · tax year 2024 9 grants Accepts applications $228,000 to environment
  23. Eqt FoundationCanonsburg, PA · tax year 2024 11 grants Accepts applications $164,858 to environment
  24. The Shaw Family FoundationRheems, PA · tax year 2024 1 grant Accepts applications $150,000 to environment
  25. The Leo and Peggy Pierce Family Foundation IncRadnor, PA · tax year 2024 5 grants Accepts applications $140,000 to environment