Environment nonprofits in California

Environment nonprofits in California. Browse 4,392 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. Bull Valley Agricultural Center

    EIN 471839132 · Headquarters: PORT COSTA, CA, USA · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990

  2. Burlingame Garden Club

    EIN 451135865 · Headquarters: Burlingame, CA, US · Environment · Latest available filing year: 2014 · Primary form: IRS Form 990-N

  3. Burney-fall River Education Fndn

    EIN 680253792 · Headquarters: MCARTHUR, CA, USA · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990

  4. Burrows and Bees

    EIN 301376964 · Headquarters: Lomita, CA, US · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  5. Bushlife Conservancy

    EIN 814694167 · Headquarters: Davis, CA, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990

  6. Business Networking Alliance

    EIN 954673752 · Headquarters: Pasadena, CA, US · Environment · Latest available filing year: 2013 · Primary form: IRS Form 990-N

  7. Butte Creek Watershed Conservancy

    EIN 680367021 · Headquarters: Magalia, CA, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  8. Butte Environmental Council

    EIN 942309829 · Headquarters: Chico, CA, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990

  9. Butte Sink Waterfowl Association

    EIN 680077941 · Headquarters: Cameron Park, CA, US · Environment · Latest available filing year: 2013 · Primary form: IRS Form 990-N

  10. Butte-yuba-sutter Water Quality Coalition

    EIN 412154573 · Headquarters: YUBA CITY, CA, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990

  11. Butters Land Tr

    EIN 046962275 · Headquarters: Oakland, CA, US · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  12. Butuan Global Foundation

    EIN 201904531 · Headquarters: Los Angeles, CA, US · Environment · Latest available filing year: 2011 · Primary form: IRS Form 990-N

  13. Buy Back USA Inc

    EIN 920915594 · Headquarters: Topanga, CA, US · Environment · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  14. Byfusion Unity Inc

    EIN 843049151 · Headquarters: Gardena, CA, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  15. C L E a N

    EIN 770061116 · Headquarters: Santa Rosa, CA, US · Environment · Latest available filing year: 2013 · Primary form: IRS Form 990-N

  16. C3vr Inc

    EIN 800526801 · Headquarters: PALM SPRINGS, CA, USA · Environment · Latest available filing year: 2021 · Primary form: IRS Form 990-EZ

  17. Ca Good Energy

    EIN 332006599 · Headquarters: Sacramento, CA, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990

  18. Ca Low Carbon Fuel & Energy Coalition

    EIN 820977640 · Headquarters: SACRAMENTO, CA, US · Environment · Latest available filing year: 2017 · Primary form: IRS Form 990-N

  19. Cabernet Foundation

    EIN 923831180 · Headquarters: CALISTOGA, CA, US · Environment · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  20. Cabora Slope Restoration

    EIN 334572384 · Headquarters: PLAYA DEL REY, CA, USA · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990

  21. Cabrillo Orchid Society Inc

    EIN 770203910 · Headquarters: SAN LUIS OBISPO, CA, US · Environment · Latest available filing year: 2013 · Primary form: IRS Form 990-N

  22. Caby Regional Water Management Grp

    EIN 270355765 · Headquarters: NEVADA CITY, CA, USA · Environment · Latest available filing year: 2015 · Primary form: IRS Form 990-EZ

  23. Cactus and Succulent Society of America

    EIN 956140611 · Headquarters: Pasadena, CA, USA · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990

  24. Cactustocloud Institute

    EIN 863684271 · Headquarters: La Quinta, CA, USA · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  25. Cal Ore Wetlands & Waterfowl Council

    EIN 680460742 · Headquarters: Tulelake, CA, USA · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  26. Calaveras Big Trees Association

    EIN 237405964 · Headquarters: ARNOLD, CA, USA · Environment · Latest available filing year: 2023 · Primary form: IRS Form 990

  27. Calaveras County Garden Club

    EIN 680257029 · Headquarters: ANGELS CAMP, CA, US · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  28. Calaveras Fire Prevention and Conservation

    EIN 863335745 · Headquarters: San Andreas, CA, US · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  29. Calaveras River Estates Conservancy Inc

    EIN 465105110 · Headquarters: Stockton, CA, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  30. CalCef Innovations

    EIN 261339988 · Headquarters: Berkeley, CA, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990

  31. Caldesal

    EIN 800582068 · Headquarters: SACRAMENTO, CA, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990

  32. Calexico New River Committee Inc

    EIN 900042067 · Headquarters: CALEXICO, CA, USA · Environment · Latest available filing year: 2013 · Primary form: IRS Form 990-EZ

  33. Calflows - California Forum for Leadership on Water Solutions

    EIN 473671746 · Headquarters: San Rafael, CA, US · Environment · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  34. California Age Research Institute Inc

    EIN 942676615 · Headquarters: YUBA CITY, CA, USA · Environment · Latest available filing year: 2021 · Primary form: IRS Form 990-PF

  35. California Alliance for Community Composting

    EIN 872187590 · Headquarters: SAN FRANCISCO, CA, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990

  36. California Alliance to Stop the Spray Inc

    EIN 320240431 · Headquarters: Santa Cruz, CA, US · Environment · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  37. California Alpine Club Foundation

    EIN 300263904 · Headquarters: MILL VALLEY, CA, US · Environment · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  38. California Artificial Reef Enhancement

    EIN 943326072 · Headquarters: SACRAMENTO, CA, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  39. California Association of Recycling Market Development Zones

    EIN 330680971 · Headquarters: Chula Vista, CA, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  40. California Association of Resource Conservation Districts

    EIN 941553749 · Headquarters: SACRAMENTO, CA, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990

  41. California Audubon Society San Fernando Valley Audubon Society

    EIN 951856339 · Headquarters: VAN NUYS, CA, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990

  42. California Bat Conservation Fund

    EIN 943164945 · Headquarters: San Francisco, CA, US · Environment · Latest available filing year: 2009 · Primary form: IRS Form 990-N

  43. California Beekeepers Association

    EIN 992002578 · Headquarters: COSTA MESA, CA, US · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  44. California Botanical Habitat

    EIN 330529598 · Headquarters: Hemet, CA, US · Environment · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  45. California Botanical Society

    EIN 946091639 · Headquarters: BERKELEY, CA, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  46. California Bountiful Foundation

    EIN 680426882 · Headquarters: SACRAMENTO, CA, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990

  47. California CCS Coalition CO Peter Montgomery

    EIN 272357228 · Headquarters: Sacramento, CA, USA · Environment · Latest available filing year: 2016 · Primary form: IRS Form 990-EZ

  48. California Clean Energy Committee

    EIN 262075656 · Headquarters: DAVIS, CA, USA · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990

  49. California Clean Energy Fund

    EIN 770640000 · Headquarters: Berkeley, CA, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990

  50. California Climate Action Now

    EIN 863368576 · Headquarters: SAN FRANCISCO, CA, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990

  51. California Coastal Arts and Ocean Alliance Inc

    EIN 334244025 · Headquarters: SANTA BARBARA, CA, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  52. California Coastal Coalition

    EIN 330865842 · Headquarters: ENCINITAS, CA, USA · Environment · Latest available filing year: 2012 · Primary form: IRS Form 990-EZ

  53. California Coastal Protection Network

    EIN 770527664 · Headquarters: Santa Barbara, CA, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990

  54. California Coastkeeper Dba California Coastkeeper Alliance

    EIN 954834043 · Headquarters: Sacramento, CA, USA · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990

  55. California Community Forests Foundation

    EIN 680388295 · Headquarters: SACRAMENTO, CA, US · Environment · Latest available filing year: 2016 · Primary form: IRS Form 990-N

  56. California Community Wildfire Resiliency and Innovation Coalitio

    EIN 923440237 · Headquarters: Loomis, CA, US · Environment · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  57. California Conference of Directors of Environmental Health

    EIN 844814983 · Headquarters: CAMERON PARK, CA, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990

  58. California Conservation Fund

    EIN 943376787 · Headquarters: san francisco, CA, USA · Environment · Latest available filing year: 2016 · Primary form: IRS Form 990-PF

  59. California Conservation Tr

    EIN 320151535 · Headquarters: San Francisco, CA, US · Environment · Latest available filing year: 2011 · Primary form: IRS Form 990-N

  60. California Cotton Alliance

    EIN 950597160 · Headquarters: SACRAMENTO, CA, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990

  61. California Council of Land Trusts

    EIN 010826246 · Headquarters: Sacramento, CA, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990

  62. California Council of Land Trusts Action Fund

    EIN 202009364 · Headquarters: SACRAMENTO, CA, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990

  63. California County Planning Comm Assn Inc

    EIN 942390394 · Headquarters: June Lake, CA, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  64. California Delta Water Education

    EIN 271946288 · Headquarters: Oakley, CA, US · Environment · Latest available filing year: 2011 · Primary form: IRS Form 990-N

  65. California Department of Forestry Employees Association

    EIN 330478115 · Headquarters: MORENO VALLEY, CA, US · Environment · Latest available filing year: 2016 · Primary form: IRS Form 990-N

  66. California Desert Advisory Inc

    EIN 833222140 · Headquarters: Pioneertown, CA, US · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  67. California Employer Advisory Council

    EIN 943116039 · Headquarters: Oakland, CA, US · Environment · Latest available filing year: 2007 · Primary form: IRS Form 990-N

  68. California Employer Advisory Council

    EIN 943247805 · Headquarters: Lincoln, CA, US · Environment · Latest available filing year: 2007 · Primary form: IRS Form 990-N

  69. California Environmental Business Council Inc

    EIN 330647060 · Headquarters: San Diego, CA, US · Environment · Latest available filing year: 2015 · Primary form: IRS Form 990-N

  70. California Environmental Finance Corporation

    EIN 330671627 · Headquarters: Newport Beach, CA, US · Environment · Latest available filing year: 2018 · Primary form: IRS Form 990-N

  71. California Environmental Justice Alliance

    EIN 850592960 · Headquarters: Oakland, CA, USA · Environment · Latest available filing year: 2023 · Primary form: IRS Form 990

  72. California Environmental Quality Group

    EIN 822824643 · Headquarters: Berkeley, CA, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  73. California Environmental Technology Education Network

    EIN 680458382 · Headquarters: Carmichael, CA, USA · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990

  74. California Environmental Voters Education Fund

    EIN 943232552 · Headquarters: OAKLAND, CA, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990

  75. California Estuarine Research Society

    EIN 384117216 · Headquarters: Long Beach, CA, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  76. California Farmland Trust

    EIN 770566494 · Headquarters: Elk Grove, CA, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990

  77. California Finance Consortium

    EIN 743111258 · Headquarters: Chico, CA, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990

  78. California Fire Research and Development Inc

    EIN 923789885 · Headquarters: ESPARTO, CA, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  79. California Fisheries Innovation Institute

    EIN 880746269 · Headquarters: San Diego, CA, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  80. California Forest Conservation Foundation

    EIN 854293819 · Headquarters: SACRAMENTO, CA, USA · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  81. California Forest Pest Council

    EIN 943248518 · Headquarters: Mount Shasta, CA, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  82. California Forestry Alliance

    EIN 921477499 · Headquarters: Mountain Ranch, CA, US · Environment · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  83. California Foundation on the Environment & the Economy

    EIN 942579986 · Headquarters: Sacramento, CA, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990

  84. California Garden and Landscape History Society

    EIN 943235964 · Headquarters: Newhall, CA, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  85. California Garden Clubs Inc

    EIN 010845382 · Headquarters: Meadow Vista, CA, US · Environment · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  86. California Garden Clubs Inc

    EIN 010846155 · Headquarters: whittieer, CA, US · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  87. California Garden Clubs Inc

    EIN 010919429 · Headquarters: Newport Coast, CA, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  88. California Garden Clubs Inc

    EIN 030521366 · Headquarters: Ridgecrest, CA, US · Environment · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  89. California Garden Clubs Inc

    EIN 043824239 · Headquarters: Burbank, CA, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  90. California Garden Clubs Inc

    EIN 061792182 · Headquarters: Yreka, CA, US · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  91. California Garden Clubs Inc

    EIN 113757387 · Headquarters: NEWBURY PARK, CA, US · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  92. California Garden Clubs Inc

    EIN 141932382 · Headquarters: Granite Bay, CA, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  93. California Garden Clubs Inc

    EIN 141974768 · Headquarters: Long Beach, CA, US · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  94. California Garden Clubs Inc

    EIN 202490667 · Headquarters: Benicia, CA, US · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  95. California Garden Clubs Inc

    EIN 202562138 · Headquarters: Westlake Village, CA, US · Environment · Latest available filing year: 2011 · Primary form: IRS Form 990-N

  96. California Garden Clubs Inc

    EIN 202715076 · Headquarters: Descanso, CA, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  97. California Garden Clubs Inc

    EIN 202722960 · Headquarters: Roseville, CA, US · Environment · Latest available filing year: 2013 · Primary form: IRS Form 990-N

  98. California Garden Clubs Inc

    EIN 203141342 · Headquarters: Del Mar, CA, US · Environment · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  99. California Garden Clubs Inc

    EIN 203182170 · Headquarters: Grass Valley, CA, US · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  100. California Garden Clubs Inc

    EIN 204740564 · Headquarters: Marina, CA, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

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