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. Southeast Texas Clean Air and Water Inc

    EIN 352454991 · Headquarters: Orange, TX, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  2. Southeast Texas Orchid Society

    EIN 270016138 · Headquarters: Vidor, TX, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  3. Southeast Texas Resource

    EIN 760257182 · Headquarters: NEW CANEY, TX, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  4. Southeast Tn Rc&d Council

    EIN 510153265 · Headquarters: CLEVELAND, TN, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990

  5. Southeast Watershed Forum Inc

    EIN 522284034 · Headquarters: OCEAN SPRINGS, MS, USA · Environment · Latest available filing year: 2017 · Primary form: IRS Form 990

  6. Southeast Wisconsin Land Conservancy

    EIN 850542678 · Headquarters: Waterville, WI, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990

  7. Southeast Wisconsin Master Gardeners Inc

    EIN 391802973 · Headquarters: Milwaukee, WI, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  8. Southeast Wyoming Climbers Coalition

    EIN 871040906 · Headquarters: Laramie, WY, US · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  9. Southeastern Arizona Bird Observatory Inc

    EIN 860842671 · Headquarters: Bisbee, AZ, USA · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990

  10. Southeastern Arizona Clean and Beautiful Inc

    EIN 202960843 · Headquarters: Safford, AZ, US · Environment · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  11. Southeastern Association of Resource Conservation & Developmen

    EIN 581852834 · Headquarters: Sulligent, AL, US · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  12. Southeastern Cave Conservancy Inc

    EIN 581950768 · Headquarters: SIGNAL MOUNTAIN, TN, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990

  13. Southeastern Climbers Coalition Land Trust Inc

    EIN 550801779 · Headquarters: Chattanooga, TN, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990

  14. Southeastern Fishes Council

    EIN 582180046 · Headquarters: Hixson, TN, US · Environment · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  15. Southeastern Horticultural Society Inc

    EIN 582065243 · Headquarters: ATLANTA, GA, USA · Environment · Latest available filing year: 2015 · Primary form: IRS Form 990

  16. Southeastern Indiana Beekeepers Association

    EIN 301350111 · Headquarters: Brookville, IN, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  17. Southeastern Land Preservation Corporation

    EIN 581461882 · Headquarters: Atlanta, GA, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  18. Southeastern Mass Regional Hazardous Materials Committeeinc

    EIN 043303633 · Headquarters: FOXBORO, MA, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  19. Southeastern Massachusetts Pine Barrens Alliance Inc

    EIN 461715891 · Headquarters: Plymouth, MA, USA · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  20. Southeastern Michigan Conservation Club

    EIN 386092122 · Headquarters: Marine City, MI, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  21. Southeastern Minnesotans for Environmental Protection

    EIN 743095071 · Headquarters: Chatfield, MN, US · Environment · Latest available filing year: 2014 · Primary form: IRS Form 990-N

  22. Southeastern Pa Orchid Society

    EIN 236298347 · Headquarters: OXFORD, PA, US · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  23. Southeastern Pa Resource Conservation and Development Council

    EIN 232751294 · Headquarters: MEDIA, PA, USA · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990

  24. Southeastern Reptile Conservation

    EIN 394578100 · Headquarters: Norfolk, VA, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  25. Southeastern States Air Resource Managers Inc

    EIN 582292458 · Headquarters: TALLAHASSEE, FL, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990

  26. Southeastern Trust for Parks & Land Inc

    EIN 454433321 · Headquarters: AVONDALE ESTATES, GA, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990

  27. Southeastern Wildlife Exposition

    EIN 311491910 · Headquarters: Charleston, SC, US · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990

  28. Southeastern Wind Coalition Inc

    EIN 455022829 · Headquarters: Chapel Hill, NC, USA · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990

  29. Southeastern Wisconsin Invasive Species Consortium Inc

    EIN 271893276 · Headquarters: Milwaukee, WI, USA · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990

  30. Southeastern Wisconsin Watersheds Trust Inc

    EIN 272718480 · Headquarters: MILWAUKEE, WI, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990

  31. Southern Alleghenies Conservancy

    EIN 251622102 · Headquarters: HUNTINGTON, PA, USA · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  32. Southern Alliance for Clean Energy

    EIN 581620669 · Headquarters: KNOXVILLE, TN, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990

  33. Southern Appalachian Botanical Society

    EIN 581876613 · Headquarters: Boone, NC, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990

  34. Southern Appalachian Forest Coalition Inc

    EIN 300066360 · Headquarters: ASHEVILLE, NC, USA · Environment · Latest available filing year: 2012 · Primary form: IRS Form 990-EZ

  35. Southern Appalachian Highlands Conservancy

    EIN 621098890 · Headquarters: Asheville, NC, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990

  36. Southern Appalachian Mountain Stewards

    EIN 861692721 · Headquarters: BIG STONE GAP, VA, USA · Environment · Latest available filing year: 2022 · Primary form: IRS Form 990-EZ

  37. Southern Appalachian Plant Society

    EIN 621829447 · Headquarters: Kingsport, TN, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  38. Southern Appalachian Sustainable Building Council

    EIN 943440647 · Headquarters: Brasstown, NC, US · Environment · Latest available filing year: 2011 · Primary form: IRS Form 990-N

  39. Southern Appalachian Wilderness Stewards

    EIN 472407669 · Headquarters: Asheville, NC, USA · Environment · Latest available filing year: 2023 · Primary form: IRS Form 990

  40. Southern Arizona Accessible Wildlife Refuge

    EIN 863902699 · Headquarters: Tucson, AZ, US · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  41. Southern Arizona Buffelgrass Coordination Center

    EIN 263796940 · Headquarters: TUCSON, AZ, USA · Environment · Latest available filing year: 2015 · Primary form: IRS Form 990

  42. Southern Arizona Wildlife Callers Inc

    EIN 942388496 · Headquarters: Tucson, AZ, US · Environment · Latest available filing year: 2019 · Primary form: IRS Form 990-N

  43. Southern Biosafety Association

    EIN 364634990 · Headquarters: Houston, TX, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  44. Southern Bird Hunters Association Inc

    EIN 844872595 · Headquarters: CARROLLTON, GA, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  45. Southern Boone Learning Garden

    EIN 461530686 · Headquarters: Ashland, MO, US · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  46. Southern California Bluebird Club

    EIN 460729987 · Headquarters: Irvine, CA, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  47. Southern California Botanists

    EIN 953885794 · Headquarters: Claremont, CA, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  48. Southern California Camellia Council

    EIN 800751867 · Headquarters: Lake View Terrace, CA, USA · Environment · Latest available filing year: 2023 · Primary form: IRS Form 990-PF

  49. Southern California Carnivorous Plants Enthusiasts

    EIN 843440163 · Headquarters: Buena Park, CA, US · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  50. Southern California Forum For Energy

    EIN 954773649 · Headquarters: Venice, CA, US · Environment · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  51. Southern California Hibiscus Society

    EIN 473178601 · Headquarters: Tustin, CA, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  52. Southern California Hoo Hoo Club No 117 Incorporated

    EIN 264680646 · Headquarters: Pomona, CA, US · Environment · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  53. Southern California Horticultural Society Inc C/o Missionwell Llc

    EIN 956064417 · Headquarters: PASADENA, CA, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990

  54. Southern California Mountains Foundation

    EIN 330556414 · Headquarters: SAN BERNARDINO, CA, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990

  55. Southern California Natural History Associates Inc

    EIN 331175350 · Headquarters: Fallbrook, CA, US · Environment · Latest available filing year: 2012 · Primary form: IRS Form 990-N

  56. Southern California Plumeria Society

    EIN 330878547 · Headquarters: ENCINITAS, CA, USA · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990

  57. Southern California Salinity Coalition Inc

    EIN 820576283 · Headquarters: Fountain Valley, CA, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  58. Southern California Trail Adoption Initiative

    EIN 992388897 · Headquarters: Fallbrook, CA, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  59. Southern California Water Coalition Inc

    EIN 330081886 · Headquarters: CORONA, CA, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990

  60. Southern Calvert Land Tr Inc

    EIN 522341301 · Headquarters: Lusby, MD, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  61. Southern Colorado Climbers Resource & Action Group - Soco Crag

    EIN 273329442 · Headquarters: Pueblo West, CO, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  62. Southern Colorado Hut Initiative

    EIN 412645886 · Headquarters: Salida, CO, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  63. Southern Conservation Corp

    EIN 161666137 · Headquarters: MCMINNVILLE, TN, USA · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990

  64. Southern Conservation Partners Inc

    EIN 472181285 · Headquarters: Raleigh, NC, USA · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990

  65. Southern Environmental Enforcement Training Fund Inc

    EIN 631179885 · Headquarters: EAST POINT, GA, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990

  66. Southern Forest Research Partnership Inc

    EIN 830357629 · Headquarters: MONROE, GA, USA · Environment · Latest available filing year: 2010 · Primary form: IRS Form 990

  67. Southern Forestry Foundation

    EIN 562278055 · Headquarters: APEX, NC, US · Environment · Latest available filing year: 2007 · Primary form: IRS Form 990-N

  68. Southern Forests Network

    EIN 451497804 · Headquarters: Asheville, NC, US · Environment · Latest available filing year: 2012 · Primary form: IRS Form 990-N

  69. Southern Group of Foresters Inc

    EIN 522131892 · Headquarters: WASHINGTON, DC, USA · Environment · Latest available filing year: 2023 · Primary form: IRS Form 990

  70. Southern Heights Food Forest

    EIN 832927740 · Headquarters: Lincoln, NE, US · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  71. Southern Highlands Reserve Inc

    EIN 200212113 · Headquarters: LAKE TOXAWAY, NC, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  72. Southern Hills Wind Watch

    EIN 994004276 · Headquarters: Tully, NY, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  73. Southern Idaho Eastern Oregon Underground Corrosion Committee Inc

    EIN 800676154 · Headquarters: BOISE, ID, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  74. Southern IL Prescribed Burn Association

    EIN 870787636 · Headquarters: Golconda, IL, USA · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  75. Southern Illinois Center for a Sustainable Future

    EIN 371413388 · Headquarters: CARBONDALE, IL, US · Environment · Latest available filing year: 2009 · Primary form: IRS Form 990-N

  76. Southern Illinois Take Pride in America Committee Inc

    EIN 371259947 · Headquarters: Herrin, IL, US · Environment · Latest available filing year: 2016 · Primary form: IRS Form 990-N

  77. Southern Illinois Trails System

    EIN 203570527 · Headquarters: Mount Vernon, IL, US · Environment · Latest available filing year: 2013 · Primary form: IRS Form 990-N

  78. Southern Illinoisans Against Fracturing Our Environment

    EIN 800892564 · Headquarters: Carbondale, IL, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  79. Southern Indiana Botanical Society Inc

    EIN 351944988 · Headquarters: floyds knobs, IN, US · Environment · Latest available filing year: 2016 · Primary form: IRS Form 990-N

  80. Southern Indiana Cooperative Weed Management Area Inc

    EIN 263327312 · Headquarters: BEDFORD, IN, USA · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990

  81. Southern Indiana Daylily Hosta Daffodil & Iris Society

    EIN 351996314 · Headquarters: Bloomington, IN, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  82. Southern Indiana Trailways Inc

    EIN 852070094 · Headquarters: Bedford, IN, US · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  83. Southern Iowa Oak Savannah Alliance

    EIN 204572980 · Headquarters: LEON, IA, USA · Environment · Latest available filing year: 2019 · Primary form: IRS Form 990-EZ

  84. Southern Jersey Chapter Trout Unlimited Inc

    EIN 521315942 · Headquarters: TURNERSVILLE, NJ, US · Environment · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  85. Southern Kettle Moraine Horse Trails Association

    EIN 991297561 · Headquarters: Eagle, WI, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  86. Southern Low Desert Resource Conservation and Dev Council

    EIN 010548550 · Headquarters: EL CENTRO, CA, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  87. Southern Madison Heritage Trust Inc

    EIN 161600505 · Headquarters: HAMILTON, NY, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  88. Southern Maine Daylily Society

    EIN 991994401 · Headquarters: West Newfield, ME, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  89. Southern Maine Wetlands Conservancy

    EIN 043710390 · Headquarters: PONTRA VEDRA BEACH, FL, USA · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  90. Southern Maryland Chapter of Izaak Walton League Inc

    EIN 526113904 · Headquarters: WALDORF, MD, USA · Environment · Latest available filing year: 2013 · Primary form: IRS Form 990

  91. Southern Maryland Oyster Cultivation Society

    EIN 412238504 · Headquarters: Lusby, MD, US · Environment · Latest available filing year: 2013 · Primary form: IRS Form 990-N

  92. Southern Maryland Rc&d Board Inc

    EIN 521217054 · Headquarters: LEONARDTOWN, MD, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990

  93. Southern Massachusetts Conservation Land Trust Incorporated

    EIN 844998850 · Headquarters: Warwick, NY, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  94. Southern Michigan Daylily Society Inc

    EIN 383242792 · Headquarters: MACOMB, MI, US · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  95. Southern Minnesota Bicycling Club

    EIN 820927848 · Headquarters: AUSTIN, MN, US · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  96. Southern Muriqui Brazilian Atlantic Forest Project

    EIN 264086286 · Headquarters: Brooklyn, NY, US · Environment · Latest available filing year: 2011 · Primary form: IRS Form 990-N

  97. Southern Nevada Building Trades Union Sportsmen

    EIN 813611924 · Headquarters: LAS VEGAS, NV, USA · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990

  98. Southern Nevada Conservancy

    EIN 200714837 · Headquarters: LAS VEGAS, NV, USA · Environment · Latest available filing year: 2023 · Primary form: IRS Form 990

  99. Southern Nevada Desert Cleanup

    EIN 814970789 · Headquarters: Las Vegas, NV, US · Environment · Latest available filing year: 2016 · Primary form: IRS Form 990-N

  100. Southern Nevada Landscape Association

    EIN 272190372 · Headquarters: LAS VEGAS, NV, USA · Environment · Latest available filing year: 2015 · Primary form: IRS Form 990

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