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. Chandler Park Conservancy

    EIN 471538390 · Headquarters: DETROIT, MI, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990

  2. Chandler Pond Preservation Society

    EIN 043349259 · Headquarters: Boston, MA, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  3. Chandra Gurung Conservation Foundation

    EIN 208914338 · Headquarters: NEW LEBANON, NY, US · Environment · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  4. Change 4 Good Incorporated

    EIN 473465720 · Headquarters: FT WASHINGTON, MD, US · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  5. Change Is Simple Inc

    EIN 451463482 · Headquarters: BEVERLY, MA, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990

  6. Change Thru Change Inc

    EIN 861657769 · Headquarters: Santa Rosa, CA, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  7. Change Will Come Youth Foundation

    EIN 202698608 · Headquarters: High Point, NC, US · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  8. Changed by Nature Outdoors

    EIN 822820269 · Headquarters: Flagstaff, AZ, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  9. Changehampton Inc

    EIN 883461393 · Headquarters: EAST HAMPTON, NY, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  10. Changing Course Productions Inc

    EIN 853490707 · Headquarters: Fairfield, IA, US · Environment · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  11. Changing Markets Foundation Inc

    EIN 811990533 · Headquarters: New York, NY, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  12. Channel G

    EIN 562363470 · Headquarters: WOODSIDE, CA, USA · Environment · Latest available filing year: 2012 · Primary form: IRS Form 990-EZ

  13. Channel Islands Cetacean Research Unit

    EIN 463249310 · Headquarters: Santa Barbara, CA, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  14. Channel Islands District of California Garden Clubs Inc

    EIN 954388007 · Headquarters: WESTLAKE VILLAGE, CA, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  15. Channel Islands Marine Resource Institute

    EIN 770451614 · Headquarters: Port Hueneme, CA, US · Environment · Latest available filing year: 2019 · Primary form: IRS Form 990-N

  16. Channel Islands Restoration

    EIN 611463876 · Headquarters: Santa Barbara, CA, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990

  17. Chaparral Community Coalition for Health and Envir

    EIN 920359651 · Headquarters: CHAPARRAL, NM, USA · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  18. Chapel Hill Garden Club

    EIN 562005664 · Headquarters: Chapel Hill, NC, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  19. Chapel Square Garden Club

    EIN 273530956 · Headquarters: Annandale, VA, US · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  20. Chapin Arbor Day Inc

    EIN 811862076 · Headquarters: Chapin, SC, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  21. Chapman Kelley Wildflower Works Foundation

    EIN 473831080 · Headquarters: Chicago, IL, US · Environment · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  22. Chapman Lakes Foundation Inc

    EIN 352142462 · Headquarters: Warsaw, IN, US · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  23. Chappaquiddick Island Association

    EIN 042983915 · Headquarters: EDGARTOWN, MA, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  24. Chappell Hill Garden Club

    EIN 263211059 · Headquarters: Chappell Hill, TX, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  25. Chapter 1298 of the Experimental Aircraft Assc Inc

    EIN 593654338 · Headquarters: Brooksville, FL, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  26. Character 101

    EIN 462251334 · Headquarters: BEDFORD, TX, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  27. Charge Across Town

    EIN 472561263 · Headquarters: SAN FRANCISCO, CA, USA · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990

  28. Charge and Change Nonprofit

    EIN 842541406 · Headquarters: Fort Collins, CO, USA · Environment · Latest available filing year: 2023 · Primary form: IRS Form 990-EZ

  29. Charitable Donations USA Inc

    EIN 264164859 · Headquarters: UMATILLA, FL, USA · Environment · Latest available filing year: 2023 · Primary form: IRS Form 990

  30. Charitable Recycling

    EIN 813451982 · Headquarters: DAYTON, OH, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  31. Charitable Trust for Beacon Hill

    EIN 842552400 · Headquarters: BOSTON, MA, USA · Environment · Latest available filing year: 2020 · Primary form: IRS Form 990-EZ

  32. Chariton River Greenbelt Foundation

    EIN 421461953 · Headquarters: CHARITON, IA, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  33. Chariton Valley Resource Conservdevelop

    EIN 421063147 · Headquarters: ALBIA, IA, USA · Environment · Latest available filing year: 2011 · Primary form: IRS Form 990-EZ

  34. Charity for a Sustainable World Inc

    EIN 465234129 · Headquarters: San Francisco, CA, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  35. Charles a and Anne Morrow Lindbergh Foundation

    EIN 132882090 · Headquarters: CLAYTON, MO, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  36. Charles H Wharton Conservation Center Inc

    EIN 471524279 · Headquarters: MADISON, GA, USA · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990

  37. Charles Island Reforestation Llc

    EIN 870872875 · Headquarters: WALLINGFORD, CT, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  38. Charles Mix County Lake Restoration Organization

    EIN 460413119 · Headquarters: LAKE ANDES, SD, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  39. Charles R Keith Arboretum Ltd

    EIN 201449990 · Headquarters: Chapel Hill, NC, US · Environment · Latest available filing year: 2009 · Primary form: IRS Form 990-N

  40. Charles River Alliance Inc

    EIN 475601345 · Headquarters: Boston, MA, US · Environment · Latest available filing year: 2018 · Primary form: IRS Form 990-N

  41. Charles River Clean Up Boat

    EIN 830394031 · Headquarters: Boston, MA, USA · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  42. Charles River Conservancy Inc

    EIN 043503656 · Headquarters: CAMBRIDGE, MA, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990

  43. Charles River Cutler Park to Commonwealth Avenue Protection

    EIN 043541731 · Headquarters: Needham Hgts, MA, US · Environment · Latest available filing year: 2015 · Primary form: IRS Form 990-N

  44. Charles River Watershed Association Inc

    EIN 046136989 · Headquarters: BOSTON, MA, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990

  45. Charleston Beach Foundation

    EIN 852834732 · Headquarters: Mount Pleasant, SC, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  46. Charleston County Master Gardeners Association

    EIN 204630744 · Headquarters: CHARLESTON, SC, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  47. Charleston Horticultural Society

    EIN 562211468 · Headquarters: Charleston, SC, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990

  48. Charleston Village Society

    EIN 341747150 · Headquarters: Lorain, OH, US · Environment · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  49. Charleston Waterkeeper

    EIN 264178586 · Headquarters: MOUNT PLEASANT, SC, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990

  50. Charlestown Land Trust

    EIN 050487105 · Headquarters: Charlestown, RI, USA · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990

  51. Charlestown Sprouts Inc

    EIN 043422150 · Headquarters: CHARLESTOWN, MA, USA · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  52. Charlevoix Area Garden Club Inc

    EIN 371516035 · Headquarters: CHARLEVOIX, MI, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  53. Charlotte Camellia Society

    EIN 333001989 · Headquarters: York, SC, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  54. Charlotte Camellia Society

    EIN 581480170 · Headquarters: Charlotte, NC, US · Environment · Latest available filing year: 2017 · Primary form: IRS Form 990-N

  55. Charlotte Clean & Green Inc

    EIN 261958298 · Headquarters: CHARLOTTE, NC, USA · Environment · Latest available filing year: 2014 · Primary form: IRS Form 990-EZ

  56. Charlotte Green of Mecklenburg County Inc

    EIN 582207245 · Headquarters: Charlotte, NC, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  57. Charlotte Harbor Reef Association Inc

    EIN 311573398 · Headquarters: Port Charlotte, FL, US · Environment · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  58. Charlotte Iris Society

    EIN 352888131 · Headquarters: CHARLOTTE, NC, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  59. Charlotte Land Trust Inc

    EIN 030347625 · Headquarters: SOUTH BURLINGTON, VT, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  60. Charlottesville Area Tree Stewards

    EIN 010909935 · Headquarters: CHARLOTTESVILLE, VA, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  61. Charlottesville Community Design

    EIN 204851820 · Headquarters: CHARLOTTESVILLE, VA, USA · Environment · Latest available filing year: 2011 · Primary form: IRS Form 990-EZ

  62. Charlton Heritage Preservation Tr

    EIN 046910702 · Headquarters: Charlton Depot, MA, USA · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990

  63. Charmacy Wildlife Center Inc

    EIN 223120392 · Headquarters: HOLBROOK, MA, US · Environment · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  64. Charmlee Nature Preserve Foundation

    EIN 954604435 · Headquarters: Malibu, CA, US · Environment · Latest available filing year: 2013 · Primary form: IRS Form 990-N

  65. Chart 411

    EIN 455338192 · Headquarters: St Petersburg, FL, US · Environment · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  66. Chartiers Nature Conservancy

    EIN 251685256 · Headquarters: PITTSBURGH, PA, USA · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990

  67. Chase Garden

    EIN 270407142 · Headquarters: Des Moines, WA, US · Environment · Latest available filing year: 2010 · Primary form: IRS Form 990-N

  68. Chase Lake Foundation

    EIN 450421062 · Headquarters: Medina, ND, US · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  69. Chasewood Conservancy Foundation

    EIN 262574577 · Headquarters: LOS GATOS, CA, USA · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  70. Chaska 100 Club

    EIN 471541898 · Headquarters: Chaska, MN, USA · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  71. Chateau Gardens Inc

    EIN 432033855 · Headquarters: COLUMBUS, OH, US · Environment · Latest available filing year: 2017 · Primary form: IRS Form 990-N

  72. Chateaugay Lake Foundation Inc

    EIN 260769453 · Headquarters: LYON MOUNTAIN, NY, USA · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  73. Chatham Citizens for Effective Communities

    EIN 721574859 · Headquarters: Pittsboro, NC, US · Environment · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  74. Chatham Conservation Foundation Inc

    EIN 046047692 · Headquarters: CHATHAM, MA, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990

  75. Chatham County United

    EIN 770638940 · Headquarters: Apex, NC, US · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  76. Chatham Dirt Road Coalition Cdrc Incorporated

    EIN 862536783 · Headquarters: Chatham, NY, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  77. Chatham Garden Club

    EIN 800629751 · Headquarters: Chatham, VA, US · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  78. Chatham Garden Club Inc

    EIN 300670206 · Headquarters: Chatham, MA, USA · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  79. Chatham Rock Island Inc

    EIN 921044248 · Headquarters: STAMFORD, CT, USA · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990

  80. Chatham Shark Center Inc

    EIN 462958857 · Headquarters: CHATHAM, MA, USA · Environment · Latest available filing year: 2016 · Primary form: IRS Form 990-EZ

  81. Chattahoochee Hill Country Conservancy Inc

    EIN 200001593 · Headquarters: CHATTAHOOCHEE HILLS, GA, USA · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  82. Chattahoochee Nature Center Inc

    EIN 581275604 · Headquarters: ROSWELL, GA, USA · Environment · Latest available filing year: 2023 · Primary form: IRS Form 990

  83. Chattahoochee Now

    EIN 462447002 · Headquarters: Atlanta, GA, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  84. Chattahoochee River Conservancy Inc

    EIN 273209716 · Headquarters: Columbus, GA, USA · Environment · Latest available filing year: 2020 · Primary form: IRS Form 990-EZ

  85. Chattahoochee Riverkeeper Inc

    EIN 582095413 · Headquarters: SMYRNA, GA, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990

  86. Chattahoochee Valley Daylily Society Inc

    EIN 582031323 · Headquarters: Cataula, GA, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  87. Chattahoochee Valley Land Trust Inc

    EIN 582498676 · Headquarters: COLUMBUS, GA, USA · Environment · Latest available filing year: 2017 · Primary form: IRS Form 990

  88. Chattanooga Aquatic Project and Personal Development

    EIN 873452670 · Headquarters: CHATTANOOGA, TN, US · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  89. Chattanooga Audubon Society

    EIN 626047636 · Headquarters: Chattanooga, TN, USA · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990

  90. Chattooga Conservancy

    EIN 582121969 · Headquarters: MOUNTAIN REST, SC, USA · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990

  91. Chattowah Open Land Trust Inc

    EIN 582173172 · Headquarters: PIEDMONT, AL, USA · Environment · Latest available filing year: 2014 · Primary form: IRS Form 990

  92. Chautauqua County Equestrian Trail System

    EIN 821657779 · Headquarters: Cassadaga, NY, USA · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  93. Chautauqua Lake and Watershed Management Alliance Inc

    EIN 471643734 · Headquarters: JAMESTOWN, NY, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990

  94. Chautauqua Lake Association Inc

    EIN 160772742 · Headquarters: LAKEWOOD, NY, USA · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990

  95. Chautauqua Lake Fishing Assn Inc

    EIN 161246878 · Headquarters: CELORON, NY, USA · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990

  96. Chautauqua Lake Partnership Inc

    EIN 020583646 · Headquarters: BEMUS POINT, NY, USA · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990

  97. Chautauqua Rails to Trails Inc

    EIN 161452778 · Headquarters: Mayville, NY, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  98. Chautauqua Watershed Conservancy Inc

    EIN 161389010 · Headquarters: LAKEWOOD, NY, USA · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990

  99. Chavez Park Conservancy

    EIN 843326873 · Headquarters: Berkeley, CA, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  100. Chawe Futuro Foundation

    EIN 384349306 · Headquarters: Mesa, AZ, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

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