Environment nonprofits in California

3,536 environmental nonprofits in California file a Form 990. Together they report $4.2 billion in revenue and hold $11 billion in assets.

Browse all 1,644 environmental nonprofits in California →

The largest are Center For Sustainable Energy, Climate Imperative Foundation, and The Trust For Public Land.

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Environment in California

Largest by revenue first.

Center For Sustainable Energy 501(c)(3) · San Diego, CA	$335.6M
Climate Imperative Foundation 501(c)(3) · San Francisco, CA	$271.7M
The Trust For Public Land 501(c)(3) · San Francisco, CA	$237.3M
Earthjustice 501(c)(3) · San Francisco, CA	$139.6M
Social And Environmental Entrepreneurs Inc 501(c)(3) · Calabasas, CA	$94.6M
Resources Legacy Fund 501(c)(3) · Sacramento, CA	$79.6M
Save The Redwoods League 501(c)(3) · San Francisco, CA	$68.1M
The Wildlands Conservancy 501(c)(3) · Yucaipa, CA	$66.0M
Multiplier 501(c)(3) · San Francisco, CA	$65.8M
River Partners 501(c)(3) · Chico, CA	$56.9M
Redwood Forest Foundation Inc 501(c)(3) · Fort Bragg, CA	$53.6M
Golden Gate National Parks Conservancy 501(c)(3) · San Francisco, CA	$50.7M
Klamath River Renewal Corporation 501(c)(3) · Berkeley, CA	$49.8M
CCatalyst4 Inc 501(c)(4) · Palo Alto, CA	$48.5M
The Living Desert 501(c)(3) · Palm Desert, CA	$48.0M
Grid Alternatives 501(c)(3) · Oakland, CA	$46.9M
Grid Alternatives 501(c)(3) · Oakland, CA	$46.0M
Carbon Mapper Inc 501(c)(3) · Pasadena, CA	$42.0M
Napa County Land Trust 501(c)(3) · Napa, CA	$39.7M
Climate Lead Inc 501(c)(3) · San Francisco, CA	$37.5M
Sierra Club Foundation 501(c)(3) · Oakland, CA	$31.9M
Earth Island Institute Inc 501(c)(3) · Berkeley, CA	$30.9M
JJjll Family Foundation 501(c)(3) · Irvine, CA	$30.4M
Peninsula Open Space Trust 501(c)(3) · Palo Alto, CA	$30.3M
California Waterfowl Association 501(c)(3) · Roseville, CA	$29.6M
Sonoma Land Trust 501(c)(3) · Santa Rosa, CA	$26.9M
The Christensen Fund 501(c)(3) · San Francisco, CA	$25.6M
Energy Action Fund 501(c)(4) · San Francisco, CA	$24.4M
Activate Global Inc 501(c)(3) · Berkeley, CA	$23.8M
Big Sur Land Trust 501(c)(3) · Monterey, CA	$23.2M
Bay Area Environmental Research Institute 501(c)(3) · Moffett Field, CA	$22.6M
Climate Policy Initiative Inc 501(c)(3) · San Francisco, CA	$22.5M
Water Foundation 501(c)(3) · Sacramento, CA	$22.3M
Guided Discoveries Inc 501(c)(3) · San Clemente, CA	$22.1M
Ecology Action Of Santa Cruz 501(c)(3) · Santa Cruz, CA	$22.1M
Naturebridge 501(c)(3) · Sausalito, CA	$20.2M
The Energy Coalition 501(c)(3) · Irvine, CA	$20.1M
Gilroy Gardens Family Theme Park 501(c)(3) · Gilroy, CA	$19.6M
Ecology Center 501(c)(3) · Berkeley, CA	$18.1M
Treepeople Inc 501(c)(3) · Beverly Hills, CA	$18.0M
Tri-City Economic Development Corporation 501(c)(3) · Union City, CA	$17.6M
Descanso Gardens Foundation 501(c)(3) · La Canada Flt, CA	$16.9M
San Francisco Estuary Institute 501(c)(3) · Richmond, CA	$15.6M
Los Angeles Neighborhood Land Trust 501(c)(3) · Los Angeles, CA	$14.9M
Cool Effect Inc 501(c)(3) · Greenbrae, CA	$14.6M
The Surfrider Foundation 501(c)(3) · San Clemente, CA	$14.5M
AApparel Impact Institute 501(c)(3) · Oakland, CA	$14.2M
Urban Tilth 501(c)(3) · Richmond, CA	$13.8M
Nature And Culture International 501(c)(3) · Del Mar, CA	$13.5M
Sjcog Inc 501(c)(3) · Stockton, CA	$13.4M
Island Conservation 501(c)(3) · Santa Cruz, CA	$13.4M
Calcef Innovations 501(c)(3) · Berkeley, CA	$13.3M
Santa Barbara Botanic Garden Inc 501(c)(3) · Santa Barbara, CA	$13.1M
The Land Trust For Santa Barbara County 501(c)(3) · Santa Barbara, CA	$13.0M
California Farmland Trust 501(c)(3) · Elk Grove, CA	$12.8M
The Natomas Basin Conservancy A Ca Non-Profit Public Benefit Corp 501(c)(3) · Sacramento, CA	$12.6M
Sempervirens Fund 501(c)(3) · Mountain View, CA	$12.6M
Rose Foundation For Communities And The Environment 501(c)(3) · Oakland, CA	$12.6M
Sogorea Te Land Trust 501(c)(3) · Oakland, CA	$12.5M
California Assoc Of Resource Conservation Districts 501(c)(3) · Sacramento, CA	$12.5M
Larsen-Lam Climate Change Foundation 501(c)(3) · San Francisco, CA	$12.2M
Valley Can 501(c)(3) · Sacramento, CA	$11.7M
Quail Botanical Gardens Foundation 501(c)(3) · Encinitas, CA	$11.1M
The Digdeep Right To Water Project 501(c)(3) · Los Angeles, CA	$11.1M
SSutter Mutual Water Company 501(c)(12) · Robbins, CA	$11.1M
Pacific Environment And Resources Center 501(c)(3) · San Francisco, CA	$11.0M
CCalifornia Environmental Justice Alliance 501(c)(3) · Los Angeles, CA	$10.7M
Truckee Donner Land Trust 501(c)(3) · Truckee, CA	$10.5M
Land Trust Of Santa Cruz County 501(c)(3) · Santa Cruz, CA	$10.5M
Climate Justice Alliance 501(c)(3) · Los Angeles, CA	$10.4M
Californians For Energy Independence 501(c)(4) · San Rafael, CA	$10.3M
Placer Land Trust 501(c)(3) · Auburn, CA	$10.3M
Yerba Buena Gardens Conservancy 501(c)(3) · San Francisco, CA	$10.1M
Mongabayorg Corporation 501(c)(3) · Menlo Park, CA	$10.0M
Sierra Foothill Conservancy Tr 501(c)(3) · Mariposa, CA	$9.8M
Spark Climate Solutions Inc 501(c)(3) · Covina, CA	$9.8M
Green Education Foundation 501(c)(3) · San Jose, CA	$9.6M
Global Energy Monitor 501(c)(3) · Covina, CA	$9.6M
Vote Solar 501(c)(3) · Oakland, CA	$9.5M
CCalifornians For Safe Drinking Water And Wildfire Prevention 501(c)(4) · Sacramento, CA	$9.5M
Strategic Energy Innovations 501(c)(3) · San Rafael, CA	$9.5M
Oceans Unmanned Inc 501(c)(3) · Santa Barbara, CA	$9.5M
California Native Plant Society 501(c)(3) · Sacramento, CA	$9.5M
Legacy Philanthropy Works 501(c)(3) · Santa Barbara, CA	$9.2M
Rainforest Action Network 501(c)(3) · San Francisco, CA	$9.2M
Irvine Ranch Conservancy 501(c)(3) · Irvine, CA	$9.0M
Community Conservation Centers Inc 501(c)(3) · Berkeley, CA	$9.0M
Blue Forest Finance Inc 501(c)(3) · Sacramento, CA	$8.9M
Solutions Project Inc 501(c)(3) · Los Angeles, CA	$8.9M
Save Oswit Canyon Inc 501(c)(3) · Palm Springs, CA	$8.9M
Sustainable Conservation 501(c)(3) · San Francisco, CA	$8.8M
Community Water Center 501(c)(3) · Visalia, CA	$8.7M
Truckee River Watershed Council 501(c)(3) · Truckee, CA	$8.6M
North Coast Resource Conservation & Development Council 501(c)(3) · Santa Rosa, CA	$8.6M
Sherman Foundation 501(c)(3) · Newport Beach, CA	$8.4M
John Muir Land Trust Prev Muir Heritage Land Trust 501(c)(3) · Martinez, CA	$8.4M
Global Alliance For Incinerator Alternatives 501(c)(3) · Berkeley, CA	$8.2M
Stand 501(c)(3) · San Francisco, CA	$8.1M
Communities For A Better Environment 501(c)(3) · Huntington Pk, CA	$8.1M
FFeather River Land Trust 501(c)(3) · Quincy, CA	$8.0M

Environment by metro area

Cities in California