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. Crooked Lake Improvement Committee

    EIN 474749291 · Headquarters: Lindenhurst, IL, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  2. Crooked River Club

    EIN 853512145 · Headquarters: BRUTUS, MI, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  3. Crooked River Watershed Council

    EIN 208993301 · Headquarters: Prineville, OR, USA · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990

  4. Crooked River Weed Management Area

    EIN 431964363 · Headquarters: Prineville, OR, USA · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  5. Crookedorg

    EIN 992907227 · Headquarters: LOS ANGELES, CA, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990

  6. Crooks Conservation & Gun Club Inc

    EIN 460379605 · Headquarters: SIOUX FALLS, SD, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990

  7. Crop Swap LA

    EIN 873247920 · Headquarters: Los Angeles, CA, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990

  8. Cross Country Cruisers

    EIN 300589765 · Headquarters: Boyd, WI, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  9. Cross Creek Initiative Inc

    EIN 593259471 · Headquarters: Gainesville, FL, US · Environment · Latest available filing year: 2019 · Primary form: IRS Form 990-N

  10. Cross Over Ranch Inc

    EIN 275176088 · Headquarters: Idaho Falls, ID, US · Environment · Latest available filing year: 2018 · Primary form: IRS Form 990-N

  11. Cross River Ecology and Health Project Inc

    EIN 923794092 · Headquarters: State College, PA, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  12. Cross Timbers Chapter Texas Master Naturalists Inc

    EIN 470878779 · Headquarters: Fort Worth, TX, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  13. Cross Timbers Landowners Conservancy Co Josh Ladd

    EIN 261316359 · Headquarters: Dallas, TX, USA · Environment · Latest available filing year: 2016 · Primary form: IRS Form 990

  14. Cross Timbers Rc&d Association

    EIN 731393062 · Headquarters: OKMULGEE, OK, USA · Environment · Latest available filing year: 2017 · Primary form: IRS Form 990-EZ

  15. Cross Vermont Trail Assocation Inc

    EIN 030363125 · Headquarters: MONTPELIER, VT, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990

  16. Crossculture Exchange Corporation

    EIN 432096857 · Headquarters: SAN FRANCISCO, CA, USA · Environment · Latest available filing year: 2017 · Primary form: IRS Form 990

  17. Crossing Our Divide

    EIN 934853706 · Headquarters: Asheville, NC, US · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  18. Crossing the Channel for Cause

    EIN 844865759 · Headquarters: ENCINO, CA, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  19. Crossnore Heritage Orchard

    EIN 394400518 · Headquarters: Newland, NC, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  20. Crossroads at Big Creek Inc

    EIN 050560158 · Headquarters: STURGEON BAY, WI, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990

  21. Crossroads Resource Conservation

    EIN 510188613 · Headquarters: NEW PHILADELPHIA, OH, USA · Environment · Latest available filing year: 2012 · Primary form: IRS Form 990-EZ

  22. Crosstimbers Prescribed Burn Association

    EIN 471357998 · Headquarters: Chandler, OK, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  23. Crosswicks-doctors Creek Watershed Association Inc

    EIN 320254364 · Headquarters: Allentown, NJ, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  24. Crow Creek Conservation Alliance

    EIN 472210116 · Headquarters: New York, NY, US · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  25. Crow River Trail Guards

    EIN 411832184 · Headquarters: PAYNESVILLE, MN, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  26. Crow Wing County Lakes and Rivers Alliance

    EIN 411763687 · Headquarters: PEQUOT LAKES, MN, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  27. Crow Wing Environment Protection Association

    EIN 510159365 · Headquarters: NISSWA, MN, US · Environment · Latest available filing year: 2009 · Primary form: IRS Form 990-N

  28. Crowd Cleaning Crew

    EIN 934251282 · Headquarters: cerritos, CA, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  29. Crowd Conservation

    EIN 811455960 · Headquarters: Fort Collins, CO, US · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  30. Crowdsourcing Sustainability Incorporated

    EIN 850951312 · Headquarters: Needham, MA, USA · Environment · Latest available filing year: 2023 · Primary form: IRS Form 990-EZ

  31. Crowe's Nest Farm

    EIN 742253593 · Headquarters: Manor, Texas, US · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990

  32. Crown Community Garden

    EIN 813434661 · Headquarters: New Orleans, LA, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  33. Crown of the Continent Institute

    EIN 204008380 · Headquarters: KALISPELL, MT, USA · Environment · Latest available filing year: 2023 · Primary form: IRS Form 990-PF

  34. Crown Point Ecology Center

    EIN 272817313 · Headquarters: BATH, OH, USA · Environment · Latest available filing year: 2023 · Primary form: IRS Form 990

  35. Crowned & Covered Foundation Inc

    EIN 422246504 · Headquarters: Racine, WI, US · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  36. Crownsville Conservancy Inc

    EIN 550829950 · Headquarters: CROWNSVILLE, MD, USA · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990

  37. Crows Path Incorporated

    EIN 453152294 · Headquarters: Burlington, VT, USA · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990

  38. Crowther Business Park Owners Assoc

    EIN 330871532 · Headquarters: TUSTIN, CA, USA · Environment · Latest available filing year: 2019 · Primary form: IRS Form 990

  39. Crt Group Foundation

    EIN 270890660 · Headquarters: WASHINGTON, DC, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  40. Crude Accountability Incorporated

    EIN 562328811 · Headquarters: Linden, VA, USA · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990

  41. Cruisin Fifties South Bay Inc

    EIN 330150216 · Headquarters: Torrance, CA, US · Environment · Latest available filing year: 2009 · Primary form: IRS Form 990-N

  42. Crw Energy

    EIN 874583325 · Headquarters: Chino, CA, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  43. Cry of the Water Inc

    EIN 650939698 · Headquarters: Coral Springs, FL, US · Environment · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  44. Crystal City Parks Foundation

    EIN 272305161 · Headquarters: CORNING, NY, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  45. Crystal Club Foundation

    EIN 263902949 · Headquarters: Virginia Beach, VA, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  46. Crystal Coast Beekeepers Association

    EIN 820779168 · Headquarters: Morehead City, NC, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  47. Crystal Conservation Coalition

    EIN 912048890 · Headquarters: Seattle, WA, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  48. Crystal Cove Interpretive Association

    EIN 953823564 · Headquarters: Newport Beach, CA, US · Environment · Latest available filing year: 2011 · Primary form: IRS Form 990-N

  49. Crystal Lake and Watershed Association

    EIN 237410390 · Headquarters: BEULAH, MI, USA · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990

  50. Crystal Lake Assoc Inc

    EIN 872116493 · Headquarters: Oconomowoc, WI, USA · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  51. Crystal Lake Association

    EIN 383817137 · Headquarters: PICKEREL, WI, US · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  52. Crystal Lake Association

    EIN 386090582 · Headquarters: Somerset Center, MI, US · Environment · Latest available filing year: 2010 · Primary form: IRS Form 990-N

  53. Crystal Lake Conservancy Inc

    EIN 270909432 · Headquarters: Newton Highlands, MA, US · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  54. Crystal Lake Improvement Association Inc

    EIN 453175835 · Headquarters: Burnsville, MN, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  55. Crystal Lake Perch Lake Foundation Inc

    EIN 202934042 · Headquarters: Somerset Center, MI, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  56. Crystal Lake Preservation Association Inc

    EIN 010738143 · Headquarters: Barton, VT, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  57. Crystal Lake Preservation Ltd

    EIN 020466125 · Headquarters: Manchester, NH, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  58. Crystal Lake Preserve Inc

    EIN 203691155 · Headquarters: LAKE MARY, FL, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  59. Crystal Lakes Open Space Conservancy

    EIN 861921704 · Headquarters: Fort Collins, CO, USA · Environment · Latest available filing year: 2023 · Primary form: IRS Form 990-PF

  60. Crystal Lakes Open Space Conservancy Group

    EIN 990764812 · Headquarters: Windsor, CO, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  61. Crystal Pond Association Inc

    EIN 061254986 · Headquarters: Eastford, CT, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  62. Crystal Spring Center for Ecology Spirituality and Earth Education

    EIN 042631753 · Headquarters: Norwood, MA, USA · Environment · Latest available filing year: 2022 · Primary form: IRS Form 990

  63. Crystal Springs Foundation Inc

    EIN 203036903 · Headquarters: THONOTOSASSA, FL, USA · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  64. Crystal Waters Project Inc

    EIN 462707705 · Headquarters: Mankato, MN, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  65. Csow Global Inc

    EIN 823150082 · Headquarters: Hutchinson, KS, US · Environment · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  66. Ct Energy Efficiency Financing Company C/o Capital for Change Inc

    EIN 452412035 · Headquarters: WALLINGFORD, CT, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990

  67. Ct Feral Cats Metal for Meals Inc

    EIN 830765694 · Headquarters: manchester, CT, US · Environment · Latest available filing year: 2018 · Primary form: IRS Form 990-N

  68. Ct Gardens Nfp

    EIN 815434831 · Headquarters: Wonder Lake, IL, US · Environment · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  69. Ct Project Inc

    EIN 452575404 · Headquarters: San Diego, CA, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  70. Ct Tree Protective Association Inc

    EIN 060990196 · Headquarters: WALLINGFORD, CT, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990

  71. Cta Ecology Justice Caucus

    EIN 923407809 · Headquarters: Escalon, CA, US · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  72. Cte Strategic Solutions Inc

    EIN 475173390 · Headquarters: Raleigh, NC, US · Environment · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  73. Ctrees

    EIN 880538773 · Headquarters: PASADENA, CA, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990

  74. Cub Consumer Education and Research Fund

    EIN 204904719 · Headquarters: CHICAGO, IL, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990

  75. Cub Ohio Advocacy Group

    EIN 992255425 · Headquarters: LAKEWOOD, OH, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  76. Cuba Beautification Committee

    EIN 475114584 · Headquarters: CUBA, IL, US · Environment · Latest available filing year: 2019 · Primary form: IRS Form 990-N

  77. Cudjoe Gardens Property Owners Association Inc

    EIN 591775381 · Headquarters: CUDJOE KEY, FL, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  78. Cuenca Los Ojos

    EIN 474433572 · Headquarters: TUCSON, AZ, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990

  79. Culebra Range Community Coalition Inc

    EIN 050569387 · Headquarters: Trinidad, CO, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  80. Cullinan Park Conservancy

    EIN 454477343 · Headquarters: Sugar Land, TX, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990

  81. Cullman County Master Gardners Association Inc

    EIN 631237554 · Headquarters: Cullman, AL, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  82. Cullman County Soil & Water Conservation

    EIN 464495108 · Headquarters: VINEMONT, AL, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990-T

  83. Cullman Pals Inc

    EIN 631262740 · Headquarters: CULLMAN, AL, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  84. Cultiva International Inc

    EIN 811407339 · Headquarters: North Salt Lake, UT, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  85. Cultivar Foundation Inc

    EIN 932871595 · Headquarters: San Jose, CA, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  86. Cultivate Catskill Inc

    EIN 464501870 · Headquarters: CATSKILL, NY, USA · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  87. Cultivate Community Gardens Inc

    EIN 820915624 · Headquarters: SANTA ROSA BEACH, FL, US · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  88. Cultivate Wholeness

    EIN 824990356 · Headquarters: Knoxville, TN, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  89. Cultivated with Care Inc

    EIN 861180508 · Headquarters: Charleston, IL, USA · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  90. Cultivating Action

    EIN 474316907 · Headquarters: READING, VT, US · Environment · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  91. Cultivating Culture

    EIN 920637339 · Headquarters: Slidell, LA, US · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  92. Cultivators

    EIN 923689057 · Headquarters: Raleigh, NC, US · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  93. Cultural & Ecological Enhancement Network

    EIN 800549417 · Headquarters: Selma, OR, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  94. Cultural Active Transportation Line San Jose

    EIN 872549827 · Headquarters: SAN JOSE, CA, US · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  95. Cultural Fire Management Council

    EIN 475001679 · Headquarters: Hoopa, CA, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990

  96. Culture of Cleanliness

    EIN 932489494 · Headquarters: New Orleans, LA, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  97. Cultures Edge

    EIN 561981809 · Headquarters: BLACK MOUNTAIN, NC, USA · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990

  98. Cumberland Clear

    EIN 393275586 · Headquarters: Oneida, TN, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  99. Cumberland County Master Gardener Volunteer Association

    EIN 010760600 · Headquarters: Fayetteville, NC, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  100. Cumberland County Master Gardeners Inc

    EIN 844478645 · Headquarters: Crossville, TN, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

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