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. Chay Environmental

    EIN 472305448 · Headquarters: Kelso, WA, USA · Environment · Latest available filing year: 2023 · Primary form: IRS Form 990

  2. Chayah Solutions

    EIN 334615461 · Headquarters: Country Club Hills, IL, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  3. Chazy Lake Watershed Initiative

    EIN 475413854 · Headquarters: Waterford, VA, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  4. Cheatham County Master Gardeners Inc

    EIN 831346034 · Headquarters: Ashland City, TN, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  5. Chebacco Lake Association

    EIN 222727615 · Headquarters: South Hamilton, MA, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  6. Cheboygan Area Sportfishing Association Inc

    EIN 383583689 · Headquarters: Brutus, MI, US · Environment · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  7. Cheboygan Trail Blazers Inc

    EIN 731717678 · Headquarters: CHEBOYGAN, MI, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  8. Cheer Coastal Habitat Education and Environmental Restoration

    EIN 731684508 · Headquarters: GILROY, CA, USA · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  9. Cheh River Basin Land Trust

    EIN 943215799 · Headquarters: Centralia, WA, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990

  10. Chehalem Mountain Water Council Inc

    EIN 854133864 · Headquarters: Portland, OR, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  11. Chehalis River Council

    EIN 911653128 · Headquarters: Centralia, WA, US · Environment · Latest available filing year: 2015 · Primary form: IRS Form 990-N

  12. Chelan Basin Conservancy

    EIN 453231475 · Headquarters: Chelan, WA, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  13. Chelan-douglas Land Trust

    EIN 911331348 · Headquarters: WENATCHEE, WA, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990

  14. Chelmsford Land Conservation Trust Inc

    EIN 042884012 · Headquarters: Chelmsford, MA, USA · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990

  15. Chelsea Gardens Foundation Inc

    EIN 061377136 · Headquarters: NORWICH, CT, USA · Environment · Latest available filing year: 2019 · Primary form: IRS Form 990

  16. Chelsea Tenants Association Historic Preservation Charitable T

    EIN 456715799 · Headquarters: NEW YORK, NY, US · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  17. Chemeketa Park Mutual Water Company

    EIN 941081657 · Headquarters: REDWOOD ESTATES, CA, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990

  18. Chemical Toxin Working Group

    EIN 460716936 · Headquarters: TOPANGA, CA, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990

  19. Chemo Pond Lake Association

    EIN 823104195 · Headquarters: Clifton, ME, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  20. Chemung County Property Development Corporation

    EIN 813982616 · Headquarters: ELMIRA, NY, USA · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990

  21. Chenango Delaware Otsego Gas Drilling Opposition Group Inc

    EIN 352377633 · Headquarters: Delhi, NY, US · Environment · Latest available filing year: 2018 · Primary form: IRS Form 990-N

  22. Chenango Greenway Conservancy Inc

    EIN 205011360 · Headquarters: NORWICH, NY, USA · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990

  23. Chenango Land Tr Inc

    EIN 223315121 · Headquarters: Norwich, NY, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  24. Cheney Environmental Association

    EIN 237270880 · Headquarters: Cheney, WA, USA · Environment · Latest available filing year: 2021 · Primary form: IRS Form 990-PF

  25. Cheney Lake Association

    EIN 481089709 · Headquarters: Mount hope, KS, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  26. Cheney Lake Watershed Inc

    EIN 481215724 · Headquarters: SOUTH HUTCHINSON, KS, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990

  27. Chenowith Forest and Farm Conservancy

    EIN 943205206 · Headquarters: Underwood, WA, US · Environment · Latest available filing year: 2010 · Primary form: IRS Form 990-N

  28. Chequamegon Bay Renewables Inc

    EIN 815242750 · Headquarters: Bayfield, WI, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  29. Cherish the Earth-bal Tashcis Company

    EIN 843100264 · Headquarters: BALTIMORE, MD, US · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  30. Cherokee Concerned Citizens

    EIN 820750026 · Headquarters: PASCAGOULA, MS, USA · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  31. Cherokee County Master Gardeners Inc

    EIN 464644764 · Headquarters: Centre, AL, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  32. Cherokee Forest Voices Inc

    EIN 311667212 · Headquarters: Johnson City, TN, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  33. Cherokee Freedom Ranch Wildlife

    EIN 920959491 · Headquarters: WESTCLIFFE, CO, USA · Environment · Latest available filing year: 2023 · Primary form: IRS Form 990-PF

  34. Cherokee Gives Back Foundation

    EIN 270132571 · Headquarters: RALEIGH, NC, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  35. Cherokee Lake Users Association

    EIN 311781269 · Headquarters: Talbott, TN, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  36. Cherokee Ozarks Greenway Foundation Inc

    EIN 461068158 · Headquarters: Tahlequah, OK, US · Environment · Latest available filing year: 2017 · Primary form: IRS Form 990-N

  37. Cherokee Ranch & Castle

    EIN 841363339 · Headquarters: Sedalia, CO, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990

  38. Cherokee Removal Park - Blythe Ferry Inc

    EIN 451447963 · Headquarters: BIRCHWOOD, TN, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  39. Cherokee Ridge Alpine Trail Association

    EIN 010818427 · Headquarters: Dadeville, AL, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  40. Cherokee Rose Garden Club

    EIN 881906664 · Headquarters: Carrollton, MS, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  41. Cherry City Orchid Society

    EIN 481305031 · Headquarters: Jefferson, OR, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  42. Cherry Creek Sno-goers Inc

    EIN 161496711 · Headquarters: CASSADAGA, NY, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990

  43. Cherry Grove Dune Fund Inc

    EIN 112382005 · Headquarters: Wantagh, NY, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990

  44. Cherry Hills Land Preserve Inc

    EIN 421620661 · Headquarters: ENGLEWOOD, CO, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990

  45. Cherryish Our Communities Inc

    EIN 271018231 · Headquarters: Bruin, PA, US · Environment · Latest available filing year: 2019 · Primary form: IRS Form 990-N

  46. Chesapeake Audubon Society

    EIN 521038833 · Headquarters: EASTON, MD, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990

  47. Chesapeake Bay Ambassadors Ltd

    EIN 541718872 · Headquarters: Virginia Beach, VA, US · Environment · Latest available filing year: 2009 · Primary form: IRS Form 990-N

  48. Chesapeake Bay Association Inc

    EIN 872595741 · Headquarters: Sparrows Point, MD, US · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  49. Chesapeake Bay Foundation

    EIN 526065757 · Headquarters: Annapolis, MD, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990

  50. Chesapeake Bay Herb Society Inc

    EIN 200471855 · Headquarters: Easton, MD, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  51. Chesapeake Baysavers Foundation Inc

    EIN 275430524 · Headquarters: ANNAPOLIS, MD, USA · Environment · Latest available filing year: 2020 · Primary form: IRS Form 990-EZ

  52. Chesapeake Baysavers Inc

    EIN 743221162 · Headquarters: ANNAPOLIS, MD, USA · Environment · Latest available filing year: 2020 · Primary form: IRS Form 990-EZ

  53. Chesapeake Chapter of Awma

    EIN 465179429 · Headquarters: Baltimore, MD, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  54. Chesapeake Climate Action Network Inc

    EIN 113644283 · Headquarters: TAKOMA PARK, MD, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990

  55. Chesapeake Conservancy Inc

    EIN 262271377 · Headquarters: ANNAPOLIS, MD, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990

  56. Chesapeake Conservation Landscaping Council

    EIN 900475197 · Headquarters: SILVER SPRING, MD, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990

  57. Chesapeake Conservation Nurseries Inc

    EIN 260437751 · Headquarters: Marydel, MD, US · Environment · Latest available filing year: 2008 · Primary form: IRS Form 990-N

  58. Chesapeake Ecology Center Inc

    EIN 061728672 · Headquarters: Annapolis, MD, US · Environment · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  59. Chesapeake Education Arts and Research Society

    EIN 061767460 · Headquarters: Sandy Spring, MD, US · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  60. Chesapeake Energy Conservation Inc

    EIN 460799814 · Headquarters: ST MICHAELS, MD, US · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  61. Chesapeake Fibershed

    EIN 923912281 · Headquarters: Free Union, VA, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  62. Chesapeake Heritage Archeological and Paleontological Foundation Inc

    EIN 934017446 · Headquarters: SAINT LEONARD, MD, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  63. Chesapeake Heritage Conservancy Inc

    EIN 521901328 · Headquarters: Elton, MD, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  64. Chesapeake Islands Research Center Inc

    EIN 882874677 · Headquarters: BALTIMORE, MD, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  65. Chesapeake Legal Alliance Inc

    EIN 264349757 · Headquarters: ANNAPOLIS, MD, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990

  66. Chesapeake Power Foundation Inc

    EIN 844091980 · Headquarters: BETHESDA, MD, USA · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  67. Chesapeake Renaissance Inc

    EIN 474868739 · Headquarters: Forest Hill, MD, US · Environment · Latest available filing year: 2015 · Primary form: IRS Form 990-N

  68. Chesapeake Research Consortium Inc

    EIN 237245037 · Headquarters: EDGEWATER, MD, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990

  69. Chesapeake Rivers Association

    EIN 010729385 · Headquarters: ANNAPOLIS, MD, USA · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990

  70. Chesapeake Stormwater Network Inc

    EIN 264054856 · Headquarters: FREELAND, MD, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990

  71. Chesapeake Watershed Ministries

    EIN 994495052 · Headquarters: Earlysville, VA, US · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  72. Chesapeake Wildlife Heritage Inc

    EIN 520178636 · Headquarters: CHESTER, MD, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990

  73. Cheshire Foundation Inc

    EIN 334485084 · Headquarters: Black Mountain, NC, USA · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  74. Cheshire Land Preservation Fund

    EIN 516178014 · Headquarters: UNIONVILLE, PA, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990

  75. Cheshire Pollinator Pathway Inc

    EIN 932281335 · Headquarters: CHESHIRE, CT, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  76. Chesopeian Colony Garden Club

    EIN 921259465 · Headquarters: Virginia Beach, VA, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  77. Chest Creek Watershed Alliance Inc

    EIN 200776338 · Headquarters: Patton, PA, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  78. Chestatee-Chattahoochee Resource Conservation and Development Council Inc

    EIN 581744275 · Headquarters: Demorest, GA, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990

  79. Chester Community Greenhouse & Gardens

    EIN 852413272 · Headquarters: Chester, VT, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  80. Chester Countians for a Cleaner Environment

    EIN 200754908 · Headquarters: WEST GROVE, PA, US · Environment · Latest available filing year: 2010 · Primary form: IRS Form 990-N

  81. Chester County Conservation School

    EIN 232830317 · Headquarters: DOWNINGTOWN, PA, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  82. Chester Land Trust

    EIN 061275067 · Headquarters: Chester, CT, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  83. Chester Residents Concerned for Quality Living

    EIN 232786151 · Headquarters: CRUM LYNNE, PA, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990

  84. Chester River Association Inc

    EIN 522147118 · Headquarters: CHESTERTOWN, MD, USA · Environment · Latest available filing year: 2017 · Primary form: IRS Form 990

  85. Chester Townscape Inc

    EIN 334687819 · Headquarters: Chester, VT, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  86. Chester Valley Sportsman Associnc

    EIN 232886072 · Headquarters: MALVERN, PA, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  87. Chester Waste Watchers Inc

    EIN 341564639 · Headquarters: Chesterland, OH, US · Environment · Latest available filing year: 2013 · Primary form: IRS Form 990-N

  88. Chestnut Grove Foundation

    EIN 412096284 · Headquarters: Lancaster, PA, US · Environment · Latest available filing year: 2019 · Primary form: IRS Form 990-N

  89. Chestnut Hill Foundation

    EIN 884328124 · Headquarters: Loveland, OH, US · Environment · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  90. Chestnut Hill Garden District Fund

    EIN 232934944 · Headquarters: Philadelphia, PA, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  91. Chestnut Hill Reservoir Conservancy Corp

    EIN 992857364 · Headquarters: Chestnut Hill, MA, US · Environment · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  92. Chestnut Hills Garden Club

    EIN 141951076 · Headquarters: clarksburg, WV, US · Environment · Latest available filing year: 2009 · Primary form: IRS Form 990-N

  93. Chestnut Revival Inc

    EIN 334115368 · Headquarters: Swanzey, NH, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  94. Chestnut Ridge Foundation

    EIN 384087443 · Headquarters: Cazadero, CA, USA · Environment · Latest available filing year: 2023 · Primary form: IRS Form 990-EZ

  95. Chetco River Alliance

    EIN 812804990 · Headquarters: brookings, OR, US · Environment · Latest available filing year: 2018 · Primary form: IRS Form 990-N

  96. Cheverly Green Infrastructure Committee Inc

    EIN 991074277 · Headquarters: CHEVERLY, MD, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  97. Chevy Chase Estates Garden Club

    EIN 956068448 · Headquarters: Glendale, CA, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  98. Chewelah Valley Land Trust Non Profit Land Trust CVLT

    EIN 831624371 · Headquarters: Chewelah, WA, USA · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990

  99. Chewonki Foundation Inc

    EIN 010269460 · Headquarters: Wiscasset, ME, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990

  100. Chewuch Basin Council

    EIN 912112587 · Headquarters: WINTHROP, WA, US · Environment · Latest available filing year: 2011 · Primary form: IRS Form 990-N

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