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. Friends of the Trail - Melvern Riverfront Park & Trails

    EIN 842690520 · Headquarters: Melvern, KS, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  2. Friends of the Trails

    EIN 371403116 · Headquarters: QUINCY, IL, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  3. Friends of the Trails

    EIN 475540088 · Headquarters: Crossville, TN, USA · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  4. Friends of the Trinity Strand Trail

    EIN 331024899 · Headquarters: DALLAS, TX, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  5. Friends of the Tualatin River National Wildlife Refuge

    EIN 931197298 · Headquarters: SHERWOOD, OR, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990

  6. Friends of the Tug Fork River

    EIN 880957770 · Headquarters: WILLIAMSON, WV, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  7. Friends of the Tumalo Wildlife Corridor

    EIN 611759117 · Headquarters: Bend, OR, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  8. Friends of the Tunnel Hill State Trail

    EIN 992980063 · Headquarters: Metropolis, IL, US · Environment · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  9. Friends of the Tuscobia Trail Inc

    EIN 752978521 · Headquarters: Winter, WI, US · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  10. Friends of the United Nations Environment Program

    EIN 521351419 · Headquarters: AMHERST, NY, US · Environment · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  11. Friends of the Upper Delaware River Inc

    EIN 200337027 · Headquarters: HANCOCK, NY, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990

  12. Friends of the Upper Highland Lakes Nature Center

    EIN 454345006 · Headquarters: Burnet, TX, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  13. Friends of the Upper Mississippi

    EIN 411791761 · Headquarters: Winona, MN, US · Environment · Latest available filing year: 2010 · Primary form: IRS Form 990-N

  14. Friends of the Upper Mississippi Fishery Services

    EIN 134233102 · Headquarters: La Crescent, MN, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  15. Friends of the Upper Wabash Interpretive Services Inc

    EIN 270344025 · Headquarters: Andrews, IN, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  16. Friends of the Urban Forest

    EIN 942699528 · Headquarters: San Francisco, CA, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990

  17. Friends of the Villa Community Forest

    EIN 933614094 · Headquarters: Seattle, WA, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  18. Friends of the Vincennes Parksinc

    EIN 920681652 · Headquarters: VINCENNES, IN, US · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  19. Friends of the Virgin Islands National Park Inc

    EIN 660463113 · Headquarters: ST JOHN, VI, USA · Environment · Latest available filing year: 2023 · Primary form: IRS Form 990

  20. Friends of the Wagner Ranch Nature Area

    EIN 300472974 · Headquarters: Orinda, CA, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  21. Friends of the Walker River State Recreational Area

    EIN 881958726 · Headquarters: Carson City, NV, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  22. Friends of the Walworth Parks Inc

    EIN 263529956 · Headquarters: Walworth, NY, US · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  23. Friends of the Water Conservation Garden

    EIN 204395919 · Headquarters: El Cajon, CA, USA · Environment · Latest available filing year: 2022 · Primary form: IRS Form 990

  24. Friends of the Water Trails

    EIN 933488365 · Headquarters: Berwyn, IL, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  25. Friends of the Waterfront

    EIN 611200416 · Headquarters: Louisville, KY, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  26. Friends of the Waterfront Inc

    EIN 222570956 · Headquarters: Newport, RI, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  27. Friends of the Welty Environmental Center Inc

    EIN 391951248 · Headquarters: BELOIT, WI, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990

  28. Friends of the West River Trail

    EIN 030344329 · Headquarters: So Londonderry, VT, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  29. Friends of the West Shore

    EIN 461356084 · Headquarters: Tahoe City, CA, US · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  30. Friends of the White Pine Trail

    EIN 201576135 · Headquarters: Belmont, MI, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  31. Friends of the White River

    EIN 351658122 · Headquarters: Indianapolis, Indiana, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990

  32. Friends of the White River County Park

    EIN 472086504 · Headquarters: Springfield, WI, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  33. Friends of the White River Light Station

    EIN 320089075 · Headquarters: WHITEHALL, MI, US · Environment · Latest available filing year: 2018 · Primary form: IRS Form 990-N

  34. Friends of the White River State Trail

    EIN 510459373 · Headquarters: Elkhorn, WI, US · Environment · Latest available filing year: 2019 · Primary form: IRS Form 990-N

  35. Friends of the White Salmon River

    EIN 270247023 · Headquarters: Trout Lake, WA, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  36. Friends of the White Sulphur Springs National Fish Hatchery Inc

    EIN 271153006 · Headquarters: White Sulphur Springs, WV, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  37. Friends of the Whitfield Wildlife Conservation Area

    EIN 261805549 · Headquarters: Belen, NM, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  38. Friends of the Whittier Narrows Natural Area Inc

    EIN 260764371 · Headquarters: South El Monte, CA, US · Environment · Latest available filing year: 2011 · Primary form: IRS Form 990-N

  39. Friends of the Williams River Inc

    EIN 223057054 · Headquarters: Housatonic, MA, US · Environment · Latest available filing year: 2010 · Primary form: IRS Form 990-N

  40. Friends of the Winooski River Inc

    EIN 030368386 · Headquarters: MONTPELIER, VT, USA · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990

  41. Friends of the Wisconsin Great River Road Inc

    EIN 811453435 · Headquarters: Ferryville, WI, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  42. Friends of the Withlacoochee Gulf Preserve Inc

    EIN 203765168 · Headquarters: Yankeetown, FL, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  43. Friends of the Wolf River

    EIN 833894261 · Headquarters: WEST BEND, WI, US · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  44. Friends of the Woodlawn Preserve

    EIN 452592644 · Headquarters: Schenectady, NY, US · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  45. Friends of the Yahara River Headwaters Inc

    EIN 262140953 · Headquarters: Deforest, WI, US · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  46. Friends of the Yahara River Parkway Inc

    EIN 481302256 · Headquarters: Monona, WI, US · Environment · Latest available filing year: 2013 · Primary form: IRS Form 990-N

  47. Friends of the Yampa Inc

    EIN 273657002 · Headquarters: STEAMBOAT SPRINGS, CO, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990

  48. Friends of the Yellow River State Forest Inc

    EIN 831868877 · Headquarters: HARPERS FERRY, IA, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  49. Friends of the Youth Expo Inc

    EIN 383865355 · Headquarters: ALVA, OK, US · Environment · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  50. Friends of Thegarden of the Arts

    EIN 900399259 · Headquarters: Philadelphia, PA, US · Environment · Latest available filing year: 2012 · Primary form: IRS Form 990-N

  51. Friends of Theghana Heritage Conservation Trust Incorporated

    EIN 522447248 · Headquarters: Washington, DC, US · Environment · Latest available filing year: 2013 · Primary form: IRS Form 990-N

  52. Friends of Theodore Roosevelt Island Inc

    EIN 474150531 · Headquarters: Washington, DC, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  53. Friends of Thirty Mile Point Lighthouse

    EIN 161483942 · Headquarters: Barker, NY, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  54. Friends of Thomas Lowry Park Minnesota Non-profit Corporation

    EIN 263163274 · Headquarters: MINNEAPOLIS, MN, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  55. Friends of Thompson Park

    EIN 852755715 · Headquarters: Butte, MT, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  56. Friends of Thompsons Harbor State Park

    EIN 454922709 · Headquarters: Alpena, MI, US · Environment · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  57. Friends of Three Sisters Garden

    EIN 273979073 · Headquarters: Madera, CA, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  58. Friends of Tifft Nature Preserve Inc

    EIN 203592523 · Headquarters: BUFFALO, NY, USA · Environment · Latest available filing year: 2014 · Primary form: IRS Form 990-EZ

  59. Friends of Tigertail Beach Inc

    EIN 593515960 · Headquarters: Marco Island, FL, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  60. Friends of Till Park Nfp

    EIN 850881280 · Headquarters: CHICAGO, IL, US · Environment · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  61. Friends of Tillson Lake

    EIN 825358715 · Headquarters: NEW YORK, NY, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  62. Friends of Tilly Foster Conservation Area

    EIN 753215055 · Headquarters: Brewster, NY, US · Environment · Latest available filing year: 2016 · Primary form: IRS Form 990-N

  63. Friends of Tim Pond

    EIN 831119930 · Headquarters: EUSTIS, ME, USA · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  64. Friends of Tims Ford State Park

    EIN 205947853 · Headquarters: Winchester, TN, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  65. Friends of Tinker Nature Park Hansen Nature Center

    EIN 161523554 · Headquarters: Henrietta, NY, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  66. Friends of Tivoli Lake Preserve and Farm Inc

    EIN 371931984 · Headquarters: ALBANY, NY, USA · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  67. Friends of Tn Conservationists Inc

    EIN 621843299 · Headquarters: Nashville, TN, US · Environment · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  68. Friends of Toft Point Incorporated

    EIN 208770897 · Headquarters: Fish Creek, WI, US · Environment · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  69. Friends of Toms Creek

    EIN 462702916 · Headquarters: Fairfield, PA, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  70. Friends of Toms Grove

    EIN 921160985 · Headquarters: Bristol, RI, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  71. Friends of Toppenish Creek

    EIN 300485132 · Headquarters: White Swan, WA, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  72. Friends of Topsmead State Forest Inc

    EIN 831308878 · Headquarters: Litchfield, CT, US · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  73. Friends of Tower Hill Park

    EIN 831614513 · Headquarters: Minneapolis, MN, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  74. Friends of Trails Crossing Inc

    EIN 874466046 · Headquarters: ST PETERSBURG, FL, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  75. Friends of Trash Hero World

    EIN 933358448 · Headquarters: Bainbridge Island, WA, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  76. Friends of Trees

    EIN 930999999 · Headquarters: Portland, OR, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990

  77. Friends of Trempealeau Lakes

    EIN 921485503 · Headquarters: Trempealeau, WI, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  78. Friends of Trempealeau Refuge Inc

    EIN 562638733 · Headquarters: Trempealeau, WI, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  79. Friends of Trestle Park

    EIN 811143052 · Headquarters: Prudenville, MI, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  80. Friends of Triangle Park

    EIN 261144690 · Headquarters: Minneapolis, MN, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  81. Friends of Trinidad Lake State Park

    EIN 814822877 · Headquarters: Trinidad, CO, US · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  82. Friends of Troncones

    EIN 884382270 · Headquarters: Port Townsend, WA, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  83. Friends of Trout Brook Inc

    EIN 392986778 · Headquarters: Dover, MA, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  84. Friends of Tuckerman Ravine

    EIN 020515356 · Headquarters: Intervale, NH, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  85. Friends of Twin Falls Maui

    EIN 873757738 · Headquarters: Haiku, HI, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  86. Friends of Twin Lakes Anf Inc

    EIN 825056594 · Headquarters: WILCOX, PA, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  87. Friends of Two Rivers Inc

    EIN 331030665 · Headquarters: Milltown, MT, US · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  88. Friends of Union Slough National Wildlife Refuge Inc

    EIN 421494655 · Headquarters: Titonka, IA, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  89. Friends of Unite BVI

    EIN 882869338 · Headquarters: New York, NY, US · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  90. Friends of University Natural Areas Inc

    EIN 872142735 · Headquarters: Tampa, FL, US · Environment · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  91. Friends of Upper Landing Park and Trail

    EIN 825245420 · Headquarters: Saint Paul, MN, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  92. Friends of Upton State Forest Inc

    EIN 651257607 · Headquarters: Upton, MA, US · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  93. Friends of Ute Pass Trails

    EIN 872613069 · Headquarters: Green Mountain Falls, CO, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  94. Friends of Valle De Oro Nwr

    EIN 462102958 · Headquarters: ALBUQUERQUE, NM, USA · Environment · Latest available filing year: 2023 · Primary form: IRS Form 990

  95. Friends of Van Buren State Park Inc

    EIN 200628819 · Headquarters: Risingsun, OH, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  96. Friends of Vancouver Lake

    EIN 833748654 · Headquarters: Vancouver, WA, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  97. Friends of Vander Veer Inc

    EIN 421394989 · Headquarters: Davenport, IA, USA · Environment · Latest available filing year: 2017 · Primary form: IRS Form 990-EZ

  98. Friends of Vavilov

    EIN 931289100 · Headquarters: Molalla, OR, US · Environment · Latest available filing year: 2007 · Primary form: IRS Form 990-N

  99. Friends of Vernon County Parks & Forests Inc

    EIN 842753967 · Headquarters: VIROQUA, WI, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  100. Friends of Vernon Marsh Inc

    EIN 261678668 · Headquarters: Waukesha, WI, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

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