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. Tahoe Mountain Resorts Environmental Fund

    EIN 571160351 · Headquarters: TRUCKEE, CA, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990

  2. Tahoe Project Inc

    EIN 452468225 · Headquarters: South Lake Tahoe, CA, US · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  3. Tahquitz Creek Yacht Club

    EIN 371876844 · Headquarters: PALM SPRINGS, CA, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  4. Take It Back Foundation

    EIN 954257469 · Headquarters: Burbank, CA, US · Environment · Latest available filing year: 2009 · Primary form: IRS Form 990-N

  5. Talon Ecological Research Group

    EIN 474087648 · Headquarters: San Jose, CA, US · Environment · Latest available filing year: 2019 · Primary form: IRS Form 990-N

  6. Tao Global Inc

    EIN 455218754 · Headquarters: Pleasant Hills, CA, US · Environment · Latest available filing year: 2016 · Primary form: IRS Form 990-N

  7. Task Force Pacific

    EIN 394380512 · Headquarters: MISSION VIEJO, CA, US · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  8. Tataviam Land Conservancy

    EIN 831446244 · Headquarters: San Fernando, CA, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990

  9. Taxpayers for Responsible Land Use

    EIN 562593354 · Headquarters: La Jolla, CA, US · Environment · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  10. Teachinggreen Inc

    EIN 205605618 · Headquarters: Redondo Beach, CA, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  11. Tealtowns Inc

    EIN 934578617 · Headquarters: Concord, CA, USA · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  12. Team Cerro Nara

    EIN 861334210 · Headquarters: San Francisco, CA, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  13. Team Go Enviro Inc

    EIN 331687728 · Headquarters: BURBANK, CA, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  14. Team Organization

    EIN 721613946 · Headquarters: BEVERLY HILLS, CA, US · Environment · Latest available filing year: 2017 · Primary form: IRS Form 990-N

  15. Tech Toss Inc

    EIN 934131098 · Headquarters: Chico, CA, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  16. Technical Information Project

    EIN 521016702 · Headquarters: Los Angeles, CA, US · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  17. Teenedge

    EIN 911853170 · Headquarters: Yreka, CA, US · Environment · Latest available filing year: 2007 · Primary form: IRS Form 990-N

  18. Teens Against E-waste

    EIN 880797853 · Headquarters: Cypress, CA, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  19. Tehachapi Cummings Land Trust

    EIN 300393173 · Headquarters: Tehachapi, CA, US · Environment · Latest available filing year: 2017 · Primary form: IRS Form 990-N

  20. Tehachapi Wildlife Rehab and Education

    EIN 262303081 · Headquarters: Tehachapi, CA, US · Environment · Latest available filing year: 2018 · Primary form: IRS Form 990-N

  21. Tehama Conservation Fund

    EIN 471883263 · Headquarters: Red Bluff, CA, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  22. Tejon Ranch Conservancy

    EIN 262839563 · Headquarters: Bakersfield, CA, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990

  23. Temecula Valley Garden Club

    EIN 710869568 · Headquarters: Temecula, CA, US · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  24. Temecula Valley Rural Lifestyles In

    EIN 472057700 · Headquarters: Temecula, CA, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  25. Temenos Gardens Inc

    EIN 873740566 · Headquarters: Woodland, CA, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  26. Temple City Sportsmen Inc

    EIN 922328063 · Headquarters: GLENDORA, CA, US · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  27. Ten Strands

    EIN 274118171 · Headquarters: San Francisco, CA, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990

  28. Terra Fuego Resource Foundation Inc

    EIN 454019200 · Headquarters: CHICO, CA, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990

  29. Terra Nature Fund

    EIN 943355324 · Headquarters: San Francisco, CA, US · Environment · Latest available filing year: 2017 · Primary form: IRS Form 990-N

  30. Terra Resource Development International Incorporated

    EIN 203791651 · Headquarters: Laguna Beach, CA, US · Environment · Latest available filing year: 2018 · Primary form: IRS Form 990-N

  31. Terraffirm Inc

    EIN 843227885 · Headquarters: PALO ALTO, CA, USA · Environment · Latest available filing year: 2023 · Primary form: IRS Form 990-EZ

  32. Test Plot Inc

    EIN 923966997 · Headquarters: Berkeley, CA, USA · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  33. The 1to1 Movement

    EIN 454081036 · Headquarters: SAN DIEGO, CA, USA · Environment · Latest available filing year: 2016 · Primary form: IRS Form 990

  34. The Aerial Conservancy

    EIN 611802509 · Headquarters: SHINGLE SPRINGS, CA, USA · Environment · Latest available filing year: 2020 · Primary form: IRS Form 990-EZ

  35. The Alternative Travel Project Inc C/o Armanino Advisory Llc

    EIN 464888726 · Headquarters: LOS ANGELES, CA, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  36. The American Association of Natural Hoof Care Practitioners Inc

    EIN 320113652 · Headquarters: LOMPOC, CA, US · Environment · Latest available filing year: 2009 · Primary form: IRS Form 990-N

  37. The American Humane Association of California

    EIN 954705956 · Headquarters: Studio City, CA, US · Environment · Latest available filing year: 2019 · Primary form: IRS Form 990-N

  38. The Anza Trail Foundation

    EIN 830462492 · Headquarters: Carpinteria, CA, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  39. The Art Rangers

    EIN 823313931 · Headquarters: San Francisco, CA, US · Environment · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  40. The Bay Institute of San Francisco Inc

    EIN 942717001 · Headquarters: SAN FRANCISCO, CA, USA · Environment · Latest available filing year: 2013 · Primary form: IRS Form 990

  41. The Bicycle Trails Council of the East Bay

    EIN 943099450 · Headquarters: BERKELEY, CA, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  42. The Bill and Kathy Cohen Foundation

    EIN 814794120 · Headquarters: LOS ALAMITOS, CA, USA · Environment · Latest available filing year: 2022 · Primary form: IRS Form 990-PF

  43. The Blue Pine Foundation

    EIN 392902260 · Headquarters: FREMONT, CA, USA · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  44. The Bolsa Chica Foundation

    EIN 330049188 · Headquarters: Huntington Beach, CA, US · Environment · Latest available filing year: 2009 · Primary form: IRS Form 990-N

  45. The Breakthrough Institute

    EIN 814526660 · Headquarters: Berkeley, CA, USA · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990

  46. The Britton Fund

    EIN 680634735 · Headquarters: PORTERVILLE, CA, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990

  47. The Calflora Database

    EIN 311689940 · Headquarters: Berkeley, CA, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990

  48. The California Chaparral Institute

    EIN 800318456 · Headquarters: Escondido, CA, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  49. The California Desert Land Conservancy

    EIN 721603033 · Headquarters: JOSHUA TREE, CA, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990

  50. The California Garden Project

    EIN 943298431 · Headquarters: Sacramento, CA, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  51. The California Land Conservancy

    EIN 770556528 · Headquarters: Laguna Beach, CA, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990

  52. The California Organic Gardening Club

    EIN 330333016 · Headquarters: Garden Grove, CA, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  53. The California Sustainable Trade Commerce and Cultural Exchange Fou

    EIN 332977803 · Headquarters: Perris, CA, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  54. The California Water Impact Network

    EIN 300006662 · Headquarters: LOS ANGELES, CA, USA · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990

  55. The Carbon Underground

    EIN 465582094 · Headquarters: LOS ANGELES, CA, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  56. The Chaparral Lands Conservancy

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

  57. The Christensen Fund

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

  58. The Claremont Wildlands Conservancy

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

  59. 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

  60. The Climate Change Treaty Fund

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

  61. The Climate Corps Initiative

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

  62. The Climate Registry

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

  63. The Climates

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

  64. The Collaborative Eagle Rock Beautiful

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

  65. The Commodore Wetlands Foundation

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

  66. The Coral Ark Inc

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

  67. The Coral Reef Alliance

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

  68. 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

  69. The Curiosity Collaborative

    EIN 352633679 · Headquarters: Sacramento, CA, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  70. The Dangermond Park Foundation

    EIN 611632798 · Headquarters: REDLANDS, CA, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  71. The Deconstruction and Building Materials Reuse Network

    EIN 208773258 · Headquarters: Long Beach, CA, USA · Environment · Latest available filing year: 2019 · Primary form: IRS Form 990

  72. The Delta Science Center at Big Break

    EIN 680388353 · Headquarters: OAKLEY, CA, USA · Environment · Latest available filing year: 2013 · Primary form: IRS Form 990

  73. The Design Alliance for Accessible Sustainable Environments Inc

    EIN 320418352 · Headquarters: PALM DESERT, CA, USA · Environment · Latest available filing year: 2019 · Primary form: IRS Form 990-EZ

  74. The Digdeep Right to Water Project

    EIN 460686920 · Headquarters: LOS ANGELES, CA, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990

  75. The Donna O'neill Land Conservancy

    EIN 330443790 · Headquarters: SAN JUAN CAPISTRANO, CA, USA · Environment · Latest available filing year: 2010 · Primary form: IRS Form 990-EZ

  76. The Earth Foundation USA

    EIN 863252489 · Headquarters: SAN FRANCISCO, CA, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  77. The Earth Genome

    EIN 472935807 · Headquarters: LOS ALTOS, CA, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990

  78. The Earth Organization

    EIN 201832617 · Headquarters: PINE MOUNTAIN CLUB, CA, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990

  79. The East Cut Community Benefit District

    EIN 474687196 · Headquarters: SAN FRANCISCO, CA, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990

  80. The Ecomedia Compass

    EIN 463964662 · Headquarters: Salton City, CA, US · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  81. The Elliott Conservancy

    EIN 943331911 · Headquarters: FOLSOM, CA, USA · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  82. The Energistics Foundation of California Inc

    EIN 141949801 · Headquarters: Encinitas, CA, US · Environment · Latest available filing year: 2012 · Primary form: IRS Form 990-N

  83. The Energy Coalition

    EIN 200943616 · Headquarters: Irvine, CA, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990

  84. The Environmental Media Associationinc

    EIN 954268867 · Headquarters: BEL AIR, CA, USA · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990

  85. The Environmental Relief Center

    EIN 770596096 · Headquarters: STUDIO CITY, CA, USA · Environment · Latest available filing year: 2019 · Primary form: IRS Form 990-PF

  86. The Escondido Creek Conservancy

    EIN 330497525 · Headquarters: ESCONDIDO, CA, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990

  87. The Foundation for Resource Con- Servation Inc

    EIN 770391841 · Headquarters: North Fork, CA, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  88. The Foundation for Sustainability

    EIN 300454571 · Headquarters: Sunnyvale, CA, USA · Environment · Latest available filing year: 2023 · Primary form: IRS Form 990-PF

  89. The Friends of Vintage Roses

    EIN 455624170 · Headquarters: Sebastopol, CA, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  90. The GAIA Foundation

    EIN 260276326 · Headquarters: Calabasas, CA, US · Environment · Latest available filing year: 2019 · Primary form: IRS Form 990-N

  91. The Go Green Initiative Association

    EIN 710958208 · Headquarters: Pleasanton, CA, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990

  92. The Grassroots Coalition

    EIN 300074479 · Headquarters: Los Angeles, CA, US · Environment · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  93. The Green Beacon Foundation

    EIN 800242274 · Headquarters: LOS ANGELES, CA, US · Environment · Latest available filing year: 2012 · Primary form: IRS Form 990-N

  94. The Green Beauty Community Foundation Inc

    EIN 993115967 · Headquarters: San Diego, CA, USA · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  95. The Green Fenix Inc

    EIN 394121125 · Headquarters: PASADENA, CA, USA · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  96. The Gulch Environmental Foundation

    EIN 843607893 · Headquarters: PENNGROVE, CA, USA · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  97. The Habitat Management Foundation

    EIN 943323726 · Headquarters: Rocklin, CA, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990

  98. The Havasi Wilderness Foundation

    EIN 263882092 · Headquarters: AGOURA HILLS, CA, USA · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  99. The Heal Project

    EIN 270192940 · Headquarters: HALF MOON BAY, CA, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990

  100. The Human Nature Center

    EIN 830812352 · Headquarters: Santa Barbara, CA, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

First page and all pages