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. The Chaparral Lands Conservancy

    EIN 270722038 · Headquarters: Escondido, CA, USA · Environment · Latest available filing year: 2023 · Primary form: IRS Form 990

  2. The Charcoal Project

    EIN 273653389 · Headquarters: Brooklyn, NY, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  3. The Charles Koiner Center for Urban Farming Incorporated

    EIN 831145521 · Headquarters: Silver Spring, MD, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990

  4. The Charlesgate Alliance Inc

    EIN 831047464 · Headquarters: BOSTON, MA, US · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  5. The Charleston Parks Conservancy

    EIN 208375561 · Headquarters: Charleston, SC, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990

  6. The Charlotte Garden Club Inc

    EIN 570729180 · Headquarters: Charlotte, NC, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  7. The Charlotte Public Tree Fund Inc

    EIN 561779180 · Headquarters: Charlotte, NC, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  8. The Chautauqua Foundation Inc

    EIN 742714186 · Headquarters: AUSTIN, TX, USA · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  9. The Chesaning Area Conservation Club

    EIN 383074302 · Headquarters: ST CHARLES, MI, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  10. The Chesapeake Bay String of Pearls Project

    EIN 562337419 · Headquarters: CROFTON, MD, US · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  11. The Childrens Tree and Art Foundation Inc

    EIN 770684178 · Headquarters: Tenafly, NJ, US · Environment · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  12. The Christensen Fund

    EIN 946055879 · Headquarters: SAN FRANCISCO, CA, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  13. The Cibolo

    EIN 742564700 · Headquarters: Boerne, TX, US · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990

  14. The Citizens Campaign Inc

    EIN 223511801 · Headquarters: METUCHEN, NJ, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990

  15. The City Beautiful Coalition Inc

    EIN 592998227 · Headquarters: Jacksonville, FL, US · Environment · Latest available filing year: 2018 · Primary form: IRS Form 990-N

  16. The Claire C Bennitt Watershed Fund Inc

    EIN 061534484 · Headquarters: NEW HAVEN, CT, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990

  17. The Clamshell Foundation

    EIN 113227901 · Headquarters: East Hampton, NY, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  18. The Claremont Wildlands Conservancy

    EIN 954777423 · Headquarters: CLAREMONT, CA, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990

  19. The Clavey River Preservation Coalition Inc

    EIN 770242973 · Headquarters: Big Oak Flat, CA, US · Environment · Latest available filing year: 2015 · Primary form: IRS Form 990-N

  20. The Clay County Conservation Club

    EIN 394521948 · Headquarters: Holt, MO, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  21. The Clean Affordable Reliable Electricity Coalition

    EIN 475627734 · Headquarters: Washington, DC, USA · Environment · Latest available filing year: 2023 · Primary form: IRS Form 990-EZ

  22. The Clean Air Campaign Inc

    EIN 582600070 · Headquarters: ATLANTA, GA, USA · Environment · Latest available filing year: 2015 · Primary form: IRS Form 990

  23. The Clean Air Conservancy

    EIN 341728674 · Headquarters: ROCKY RIVER, OH, US · Environment · Latest available filing year: 2018 · Primary form: IRS Form 990-N

  24. The Clean Fight Inc

    EIN 412931835 · Headquarters: New York, NY, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  25. The Cleanup Club

    EIN 931499196 · Headquarters: TROY, MI, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  26. The Clearwater Conservancy of Central Pennsylvania Inc

    EIN 251413990 · Headquarters: STATE COLLEGE, PA, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990

  27. The CLEO Institute

    EIN 273185735 · Headquarters: MIAMI, FL, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990

  28. The Climate Beacon Project Inc

    EIN 884377261 · Headquarters: HINGHAM, MA, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  29. The Climate Change Treaty Fund

    EIN 815440263 · Headquarters: Berkeley, CA, US · Environment · Latest available filing year: 2018 · Primary form: IRS Form 990-N

  30. The Climate Corps Initiative

    EIN 994324847 · Headquarters: BURBANK, CA, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  31. The Climate Equity Fund

    EIN 874680230 · Headquarters: Washington, D.C., USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990

  32. The Climate Group Inc

    EIN 432073566 · Headquarters: NEW YORK, NY, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990

  33. The Climate Mobilization

    EIN 465427833 · Headquarters: New York, NY, US · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  34. The Climate Project Inc

    EIN 260759800 · Headquarters: BRENTWOOD, TN, USA · Environment · Latest available filing year: 2011 · Primary form: IRS Form 990-EZ

  35. The Climate Registry

    EIN 208728170 · Headquarters: LOS ANGELES, CA, USA · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990

  36. The Climates

    EIN 923471487 · Headquarters: Union City, CA, US · Environment · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  37. The Climbery Foundation Inc

    EIN 760720855 · Headquarters: NEW YORK, NY, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  38. The Clinton Garden Club

    EIN 222558884 · Headquarters: Sauquoit, NY, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  39. The Coalition of Oregon Land Trusts

    EIN 451510255 · Headquarters: Portland, OR, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990

  40. The Coastal Plain Chapter of the Georgia Native Plant Society Inc

    EIN 462284337 · Headquarters: Tifton, GA, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  41. The Coastal Society

    EIN 521082650 · Headquarters: WILLIAMSBURG, VA, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  42. The Coastal Trust Inc

    EIN 820830961 · Headquarters: Savannah, GA, USA · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  43. The Cochise Water Project Inc

    EIN 454269614 · Headquarters: Sierra Vista, AZ, USA · Environment · Latest available filing year: 2018 · Primary form: IRS Form 990-EZ

  44. The Collaborative Eagle Rock Beautiful

    EIN 201500435 · Headquarters: LOS ANGELES, CA, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  45. The Collider

    EIN 271764086 · Headquarters: ASHEVILLE, NC, USA · Environment · Latest available filing year: 2022 · Primary form: IRS Form 990

  46. The Colorado Mountain Club

    EIN 840410760 · Headquarters: GOLDEN, CO, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990

  47. The Colorado Rio Grande Restoration Foundation

    EIN 753169057 · Headquarters: ALAMOSA, CO, USA · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990

  48. The Colton Benford Family Foundation

    EIN 392601744 · Headquarters: Charleston, SC, USA · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  49. The Columbus Botanical Gardens Inc

    EIN 582497596 · Headquarters: COLUMBUS, GA, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990

  50. The Committee for the Great Salt Pond

    EIN 050436142 · Headquarters: Block Island, RI, USA · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  51. The Commodore Wetlands Foundation

    EIN 202117282 · Headquarters: MODESTO, CA, US · Environment · Latest available filing year: 2017 · Primary form: IRS Form 990-N

  52. The Community Compost Depot Inc

    EIN 851457004 · Headquarters: Providence, RI, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  53. The Community Ecology Center

    EIN 333546348 · Headquarters: Corbett, OR, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  54. The Community Garden

    EIN 920810800 · Headquarters: TAYLOR, MI, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  55. The Compact of Cape Cod Conservation Trusts Inc

    EIN 042925813 · Headquarters: BARNSTABLE, MA, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990

  56. The Compassinate Friends Inc

    EIN 611524391 · Headquarters: Oak Brook, IL, US · Environment · Latest available filing year: 2018 · Primary form: IRS Form 990-N

  57. The Compassionate Friends Champlain Valley Chapter

    EIN 363669503 · Headquarters: OAK BROOK, IL, US · Environment · Latest available filing year: 2016 · Primary form: IRS Form 990-N

  58. The Compassionate Friends Eastern Shore Chapter

    EIN 260072514 · Headquarters: OAK BROOK, IL, US · Environment · Latest available filing year: 2014 · Primary form: IRS Form 990-N

  59. The Compassionate Friends Elkhorn Valley Chapter

    EIN 352307492 · Headquarters: OAK BROOK, IL, US · Environment · Latest available filing year: 2014 · Primary form: IRS Form 990-N

  60. The Compassionate Friends Four Rivers Chapter

    EIN 383839879 · Headquarters: OAK BROOK, IL, US · Environment · Latest available filing year: 2014 · Primary form: IRS Form 990-N

  61. The Compassionate Friends Fox Valley Chapter

    EIN 300239579 · Headquarters: OAK BROOK, IL, US · Environment · Latest available filing year: 2014 · Primary form: IRS Form 990-N

  62. The Compassionate Friends Inc

    EIN 352296239 · Headquarters: Oak Brook, IL, US · Environment · Latest available filing year: 2018 · Primary form: IRS Form 990-N

  63. The Compassionate Friends Inc

    EIN 352310849 · Headquarters: Oak Brook, IL, US · Environment · Latest available filing year: 2008 · Primary form: IRS Form 990-N

  64. The Compassionate Friends Kiski Valley Chapter

    EIN 611658466 · Headquarters: OAK BROOK, IL, US · Environment · Latest available filing year: 2014 · Primary form: IRS Form 990-N

  65. The Compassionate Friends Lake City Florida Chapter

    EIN 383852735 · Headquarters: OAK BROOK, IL, US · Environment · Latest available filing year: 2016 · Primary form: IRS Form 990-N

  66. The Compassionate Friends Lake Erie Chapter

    EIN 320338046 · Headquarters: OAK BROOK, IL, US · Environment · Latest available filing year: 2016 · Primary form: IRS Form 990-N

  67. The Compassionate Friends Monterey Bay Chapter

    EIN 611498731 · Headquarters: OAK BROOK, IL, US · Environment · Latest available filing year: 2014 · Primary form: IRS Form 990-N

  68. The Compassionate Friends Mountain Area Chapter

    EIN 912074244 · Headquarters: OAK BROOK, IL, US · Environment · Latest available filing year: 2016 · Primary form: IRS Form 990-N

  69. The Compassionate Friends Mt Washington Valley Chapter

    EIN 364636984 · Headquarters: OAK BROOK, IL, US · Environment · Latest available filing year: 2016 · Primary form: IRS Form 990-N

  70. The Compassionate Friends North Georgia Mountains Chapter

    EIN 320224554 · Headquarters: OAK BROOK, IL, US · Environment · Latest available filing year: 2014 · Primary form: IRS Form 990-N

  71. The Compassionate Friends Roanoke Valley Nc Chapter

    EIN 371778665 · Headquarters: OAK BROOK, IL, US · Environment · Latest available filing year: 2016 · Primary form: IRS Form 990-N

  72. The Compassionate Friends Treasure Coast Chapter

    EIN 363988344 · Headquarters: OAK BROOK, IL, US · Environment · Latest available filing year: 2016 · Primary form: IRS Form 990-N

  73. The Compassionate Friends Upper Shenandoah Valley Chapter

    EIN 541438889 · Headquarters: OAK BROOK, IL, US · Environment · Latest available filing year: 2014 · Primary form: IRS Form 990-N

  74. The Compassionate Friends Verde Valley Chapter

    EIN 611506308 · Headquarters: OAK BROOK, IL, US · Environment · Latest available filing year: 2016 · Primary form: IRS Form 990-N

  75. The Compassionate Friends Wind River Chapter

    EIN 911877134 · Headquarters: OAK BROOK, IL, US · Environment · Latest available filing year: 2016 · Primary form: IRS Form 990-N

  76. The Compost Collective Inc C/o Carlos Pesantes

    EIN 884237127 · Headquarters: FOREST HILLS, NY, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  77. The Concerned Citizens of St John

    EIN 920412507 · Headquarters: Reserve, LA, USA · Environment · Latest available filing year: 2022 · Primary form: IRS Form 990-PF

  78. The Conemaugh River Restoration Company

    EIN 263681049 · Headquarters: KITTANNING, PA, USA · Environment · Latest available filing year: 2014 · Primary form: IRS Form 990-EZ

  79. The Conklin Foundation

    EIN 270035038 · Headquarters: MARIETTA, GA, USA · Environment · Latest available filing year: 2016 · Primary form: IRS Form 990-EZ

  80. The Connecticut Horticultural Society Inc

    EIN 066048899 · Headquarters: WEST HARTFORD, CT, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990

  81. The Conscientious Cruiser

    EIN 061759155 · Headquarters: Ypsilanti, MI, US · Environment · Latest available filing year: 2012 · Primary form: IRS Form 990-N

  82. The Conservancy for Ridgewood Public Lands Inc

    EIN 201139941 · Headquarters: RIDGEWOOD, NJ, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  83. The Conservation and Beautification Society of Greater Lake Como Inc

    EIN 364284356 · Headquarters: Lake Geneva, WI, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  84. The Conservation Foundation

    EIN 237221206 · Headquarters: NAPERVILLE, IL, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990

  85. The Conservation Foundation of Jefferson County Iowa

    EIN 421486092 · Headquarters: FAIRFIELD, IA, USA · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  86. The Conservation Fund

    EIN 521388917 · Headquarters: Arlington, VA, United States · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990

  87. The Conservation Trust of Brooksville Castine & Penobscot

    EIN 010357548 · Headquarters: CASTINE, ME, USA · Environment · Latest available filing year: 2013 · Primary form: IRS Form 990

  88. The Conserve Forever Foundation

    EIN 208271961 · Headquarters: RICHMOND, VA, USA · Environment · Latest available filing year: 2023 · Primary form: IRS Form 990-PF

  89. The Continu-aum

    EIN 900412845 · Headquarters: Honolulu, HI, US · Environment · Latest available filing year: 2011 · Primary form: IRS Form 990-N

  90. The Cooper Young Garden Club

    EIN 811527422 · Headquarters: Memphis, TN, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  91. The Coral Ark Inc

    EIN 852147215 · Headquarters: CALABASAS, CA, US · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  92. The Coral Nursery of Puerto Rico Inc

    EIN 660989179 · Headquarters: HUMACAO, PR, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990

  93. The Coral Reef Alliance

    EIN 943211245 · Headquarters: SAN FRANCISCO, CA, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990

  94. The Coral Reef and Marine Science Foundation Inc C/o James Bildner

    EIN 043563787 · Headquarters: MANCHESTERBYTHESEA, MA, USA · Environment · Latest available filing year: 2019 · Primary form: IRS Form 990-PF

  95. The Coral Restoration Foundation Inc

    EIN 651054647 · Headquarters: TAVERNIER, FL, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990

  96. The Cork Collective Co

    EIN 991899160 · Headquarters: NEW YORK, NY, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990

  97. The Cotswold Foundation

    EIN 316611702 · Headquarters: CINCINNATI, OH, USA · Environment · Latest available filing year: 2022 · Primary form: IRS Form 990-PF

  98. The Council for Sustainable Energy Crop Productions Inc

    EIN 208618293 · Headquarters: Pine Grove, CA, US · Environment · Latest available filing year: 2011 · Primary form: IRS Form 990-N

  99. The Council of Katmai Descendants

    EIN 920160596 · Headquarters: Anchorage, AK, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  100. The Cousteau Society Inc

    EIN 237337664 · Headquarters: Chesapeake, VA, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990

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