Environment nonprofits

Environment nonprofits. Browse 35,718 public nonprofit profiles. Review organization identities, available filing years, and their complete CharitySense profiles.

Location refers to headquarters recorded in public sources, not an organization’s service area. Classification describes its reported category and does not assess its effectiveness.

Nonprofit profiles

  1. Trekking Grounds Foundation Inc

    EIN 334450450 · Headquarters: Oshkosh, WI, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  2. Treleven Inc

    EIN 263178678 · Headquarters: VERGENNES, VT, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  3. Trelipe Lakes Association

    EIN 922372500 · Headquarters: Remer, MN, USA · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  4. Trenton Hydropower Corporation

    EIN 474784734 · Headquarters: MOUNT HOLLY, NJ, US · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  5. Tri City Economic Development Corporation

    EIN 942687078 · Headquarters: UNION CITY, CA, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990

  6. Tri County Landfill Association Inc

    EIN 460425287 · Headquarters: PUKWANA, SD, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990

  7. Tri County Prescribed Burn Association

    EIN 454200955 · Headquarters: lincoln, NE, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  8. Tri County Rails to Trails

    EIN 251749987 · Headquarters: RIDGWAY, PA, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  9. Tri Rivers Conservation Foundation

    EIN 421389021 · Headquarters: WAPELLO, IA, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  10. Tri-Cities CARES

    EIN 882759108 · Headquarters: Kennewick, WA, USA · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  11. Tri-cities Garden Club Inc

    EIN 270864544 · Headquarters: Nunica, MI, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  12. Tri-city Peace and Justice

    EIN 900196800 · Headquarters: Fremont, CA, US · Environment · Latest available filing year: 2017 · Primary form: IRS Form 990-N

  13. Tri-county Conewago Creek Association

    EIN 010684313 · Headquarters: ELIZABETHTOWN, PA, USA · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  14. Tri-County Environmental Association Inc

    EIN 262315126 · Headquarters: Cornersville, TN, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  15. Tri-County Farms Fresh Produce Inc

    EIN 452256009 · Headquarters: Beaverton, OR, US · Environment · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  16. Tri-county Hazmat Assoc

    EIN 680534409 · Headquarters: buellton, CA, US · Environment · Latest available filing year: 2012 · Primary form: IRS Form 990-N

  17. Tri-county Protect Our Water Coalition

    EIN 341936045 · Headquarters: Beach City, OH, US · Environment · Latest available filing year: 2009 · Primary form: IRS Form 990-N

  18. Tri-county Recycling Alliance Inc

    EIN 311553820 · Headquarters: HENDERSON, KY, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990

  19. Tri-County Snowblazers Inc

    EIN 841616591 · Headquarters: Corry, PA, USA · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  20. Tri-county Watchdogs Inc

    EIN 263796865 · Headquarters: Pine Mountain Club, CA, US · Environment · Latest available filing year: 2019 · Primary form: IRS Form 990-N

  21. Tri-isle Resource Conservation & Devel Council

    EIN 990278397 · Headquarters: KAHULUI, HI, US · Environment · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  22. Tri-lakes Preservation

    EIN 332649716 · Headquarters: Monument, CO, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  23. Tri-lakes Recreation & Conservation

    EIN 376049354 · Headquarters: BLOOMINGTON, IL, USA · Environment · Latest available filing year: 2015 · Primary form: IRS Form 990-EZ

  24. Tri-lakes Sportsmens Club

    EIN 411579650 · Headquarters: LONSDALE, MN, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  25. Tri-lakes Watershed Associationinc

    EIN 043324103 · Headquarters: BELCHERTOWN, MA, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  26. Tri-moraine Audubon Society

    EIN 341418306 · Headquarters: Lima, OH, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  27. Tri-state Air Quality

    EIN 993579436 · Headquarters: Collingswood, NJ, US · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  28. Tri-state Alliance for Families and Environment Inc

    EIN 472847260 · Headquarters: Galena, KS, US · Environment · Latest available filing year: 2016 · Primary form: IRS Form 990-N

  29. Tri-state Public Range Association

    EIN 473470904 · Headquarters: Sioux City, IA, US · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  30. Tri-state Transportation Campaign Inc

    EIN 133790165 · Headquarters: NEW YORK, NY, USA · Environment · Latest available filing year: 2022 · Primary form: IRS Form 990

  31. Tri-State Water Quality CouncilInc

    EIN 820495683 · Headquarters: Kootenai, ID, USA · Environment · Latest available filing year: 2014 · Primary form: IRS Form 990-EZ

  32. Tri-State Water Resource Coalition

    EIN 200391941 · Headquarters: Springfield, MO, USA · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  33. Tri-State Watershed Alliance Inc

    EIN 461707299 · Headquarters: Fort Wayne, IN, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990

  34. Tri-township Conservation Club

    EIN 611629212 · Headquarters: Batesville, IN, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  35. Tri-valley Energy & Service Center

    EIN 251535726 · Headquarters: HOMESTEAD, PA, USA · Environment · Latest available filing year: 2014 · Primary form: IRS Form 990-PF

  36. Triad Electric Vehicle Association Inc

    EIN 611766970 · Headquarters: Burlington, NC, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  37. Triad Saltwater Anglers Inc

    EIN 475422416 · Headquarters: Kernersville, NC, USA · Environment · Latest available filing year: 2019 · Primary form: IRS Form 990-PF

  38. Triangle Community Garden Land Trust

    EIN 421698488 · Headquarters: Washington, DC, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  39. Triangle Commuter Bike Initiative

    EIN 273468782 · Headquarters: DURHAM, NC, USA · Environment · Latest available filing year: 2015 · Primary form: IRS Form 990-EZ

  40. Triangle Land Conservancy

    EIN 581514406 · Headquarters: Durham, NC, US · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990

  41. Triangle Repair Network Inc

    EIN 844775645 · Headquarters: Oxford, NC, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  42. Trib Research

    EIN 861463575 · Headquarters: Arcata, CA, USA · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  43. Tribal Eco Restoration Alliance

    EIN 991079532 · Headquarters: Upper Lake, CA, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990

  44. Tribal Energy Solutions

    EIN 934105826 · Headquarters: SCOTTSDALE, AZ, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  45. Tribal Sacred Waters Inc

    EIN 395162064 · Headquarters: Santa Ysabel, CA, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  46. Tribal Solid Waste Advisory Network

    EIN 820523541 · Headquarters: TEKOA, WA, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990

  47. Tributary Mill Conservancy

    EIN 611460758 · Headquarters: Old Lyme, CT, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  48. Triceratops Group

    EIN 352739311 · Headquarters: Portland, ME, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  49. Trick or Trout Foundation

    EIN 933200526 · Headquarters: Fairhope, AL, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  50. Trickey Pond Environmental Protection Association Inc

    EIN 753222584 · Headquarters: Naples, ME, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  51. Tricycle Gardens

    EIN 753253795 · Headquarters: Richmond, VA, USA · Environment · Latest available filing year: 2020 · Primary form: IRS Form 990

  52. Trident Off-road Cycling Collective

    EIN 412955887 · Headquarters: Moncks Corner, SC, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  53. Trillion Tree Trust Inc

    EIN 844841493 · Headquarters: Waltham, MA, US · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  54. Trillium Garden Club

    EIN 862802160 · Headquarters: Pittsburgh, PA, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  55. Trillium Land Conservancy Inc

    EIN 352153018 · Headquarters: Elkhart, IN, US · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  56. Trillium Trust

    EIN 431889711 · Headquarters: WEST PLAINS, MO, US · Environment · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  57. Trinidad Coastal Land Trust

    EIN 942552913 · Headquarters: Trinidad, CA, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990

  58. Trinity Basin Conservation Foundation

    EIN 201847551 · Headquarters: DALLAS, TX, US · Environment · Latest available filing year: 2018 · Primary form: IRS Form 990-N

  59. Trinity Blacklands Urban Forestry Council

    EIN 752709356 · Headquarters: DALLAS, TX, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  60. Trinity Edwards Springs Protection Assoc

    EIN 473645996 · Headquarters: Wimberley, TX, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990

  61. Trinity Garden Club

    EIN 464799927 · Headquarters: WEAVERVILLE, CA, US · Environment · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  62. Trinity Lake Revitalization Alliance

    EIN 273114926 · Headquarters: Hailey, ID, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  63. Trinity River Action Coalition

    EIN 920178978 · Headquarters: DALLAS, TX, US · Environment · Latest available filing year: 2013 · Primary form: IRS Form 990-N

  64. Trinity River Commission Inc Dba Trinity Commons Foundation Inc

    EIN 752955573 · Headquarters: DALLAS, TX, USA · Environment · Latest available filing year: 2018 · Primary form: IRS Form 990-EZ

  65. Trinity River Community Solar Systems Inc

    EIN 861889286 · Headquarters: Duncanville, TX, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  66. Trinity River Environment Education Society

    EIN 200070285 · Headquarters: Flower Mound, TX, US · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  67. Trinity River Improvement Partnership

    EIN 274135960 · Headquarters: COLLEYVILLE, TX, US · Environment · Latest available filing year: 2011 · Primary form: IRS Form 990-N

  68. Triple Bottom Line Foundation

    EIN 841592286 · Headquarters: Denver, CO, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990

  69. Triple Bottom Line Institute Incorporated

    EIN 831538736 · Headquarters: Ormond Beach, FL, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  70. Triple Creek Foundation

    EIN 883322245 · Headquarters: Buhler, KS, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  71. Triple F Outdoors Inc

    EIN 862747928 · Headquarters: OCHELATA, OK, US · Environment · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  72. Trippy Kowboy

    EIN 395136626 · Headquarters: Caddo Mills, TX, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  73. Tristans Trees

    EIN 392404227 · Headquarters: Phoenix, AZ, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  74. Tristate Coal Preparation Society

    EIN 394214669 · Headquarters: Scenery Hill, PA, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  75. Triveni Institute

    EIN 815394872 · Headquarters: CHICAGO, IL, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  76. Troot Inc

    EIN 923863356 · Headquarters: Los Angeles, CA, US · Environment · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  77. Tropical Audubon Society Inc

    EIN 596147345 · Headquarters: SOUTH MIAMI, FL, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990

  78. Tropical Conservation Consortium

    EIN 463371647 · Headquarters: PORTLAND, OR, US · Environment · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  79. Tropical Conservation Foundation

    EIN 311390846 · Headquarters: RUTLAND, OH, US · Environment · Latest available filing year: 2012 · Primary form: IRS Form 990-N

  80. Tropical Conservation Fund

    EIN 813501574 · Headquarters: Dunwoody, GA, US · Environment · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  81. Tropical Ecoscience Inc

    EIN 814395256 · Headquarters: Stuart, FL, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  82. Tropical Fern and Exotic Plant Society

    EIN 650946894 · Headquarters: Pinecrest, FL, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  83. Tropical Forest Foundation

    EIN 541562639 · Headquarters: Alexandria, VA, USA · Environment · Latest available filing year: 2013 · Primary form: IRS Form 990

  84. Tropical Fruit & Vegetable Society of the Redland Inc

    EIN 592527607 · Headquarters: Homestead, FL, US · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  85. Tropical Fruit Society of Sarasota Inc

    EIN 461017965 · Headquarters: Sarasota, FL, US · Environment · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  86. Tropical Landscape and Climate Program

    EIN 332192421 · Headquarters: Fairbanks, AK, USA · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  87. Tropical Maniacs of Matagorda

    EIN 832659745 · Headquarters: MATAGORDA, TX, USA · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  88. Tropical Nature

    EIN 522318640 · Headquarters: PHILADELPHIA, PA, US · Environment · Latest available filing year: 2013 · Primary form: IRS Form 990-N

  89. Tropical Orchid Society Inc

    EIN 650216675 · Headquarters: Royal Palm Beach, FL, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  90. Tropical Rainforest Foundation Inc

    EIN 650829147 · Headquarters: Miami, FL, US · Environment · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  91. Tropical Wings Inc

    EIN 473561173 · Headquarters: Hudson, WI, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  92. Tropicforest a Nj Nonprofit Corporation

    EIN 821229108 · Headquarters: Maywood, NJ, US · Environment · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  93. Tropics International Ltd

    EIN 393732564 · Headquarters: Brooklyn, NY, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  94. Troublesome Creek Environmental Authority Inc

    EIN 261090383 · Headquarters: HAZARD, KY, US · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  95. Troup Alive & Green Inc

    EIN 273851063 · Headquarters: LAGRANGE, GA, USA · Environment · Latest available filing year: 2015 · Primary form: IRS Form 990-EZ

  96. Trout Lake Nature Center Inc

    EIN 593039878 · Headquarters: EUSTIS, FL, USA · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990

  97. Trout Unlimited

    EIN 061637498 · Headquarters: Athol, MA, US · Environment · Latest available filing year: 2011 · Primary form: IRS Form 990-N

  98. Trout Unlimited

    EIN 141788057 · Headquarters: Great Barrington, MA, US · Environment · Latest available filing year: 2012 · Primary form: IRS Form 990-N

  99. Trout Unlimited

    EIN 200846772 · Headquarters: Moscow, ID, US · Environment · Latest available filing year: 2008 · Primary form: IRS Form 990-N

  100. Trout Unlimited

    EIN 232027193 · Headquarters: Cross Fork, PA, US · Environment · Latest available filing year: 2008 · Primary form: IRS Form 990-N

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