Best Charities by Program Spending Environment Nonprofits in California

Top environment nonprofits in California ranked by best charities by program spending. View detailed financial data, spending analysis, and mission scores for 100 organizations.

100Organizations
$1.9BRevenue
$3.5BAssets
86/100Avg Score

California is home to 100 environment nonprofits. When ranked by best charities by program spending, these organizations collectively manage $1.9B in revenue and $3.5B in assets. Ecology Action Of Santa Cruz leads the ranking with $22.1M in annual revenue.

Rankings

#OrganizationRevenueAssetsScore
1Ecology Action Of Santa Cruz$22.1M$22.6M---
2Vote Solar$9.5M$14.7M---
3Californians For Safe Drinking Water And Wildfire Prevention$9.5M$243K---
4Climate Emergency Fund$5.6M$1.6M---
5Oil & Gas Action Network$2.6M$1.9M---
6California Environmental Justice Alliance$10.7M$7.0M---
7Building Decarbonization Coalition$15.0M$8.9M---
8Catalyst4 Inc$69.5M$1.1B---
9Communities For A Better Environment$8.1M$9.3M---
10People For Open Space Inc$2.9M$6.2M---
11Earthjustice$153.7M$297.4M---
12Los Angeles Waterkeeper$5.4M$2.3M---
13California Environmental Voters Education Fund$3.4M$2.0M---
14Sustainable Conservation$8.8M$9.9M---
15Asian Pacific Environmental Network$8.0M$16.6M---
16Environmental Health Coalition$2.9M$2.1M---
17San Diego Canyonlands Inc$2.6M$876K---
18Save The Bay$3.9M$5.6M---
19Sierra Nevada Alliance$2.7M$2.0M---
20Treepeople Inc$19.7M$19.6M---
21Center For Creative Land Recycling$3.1M$1.5M---
22Climate Action Systems Inc$2.5M$0---
23Activate Global Inc$23.8M$26.1M---
24International Conservation Foundation$3.9M$238K---
25Conservation Strategy Fund$3.7M$3.7M---
26California Water Environment Association$6.5M$4.8M---
27Sjcog Inc$13.4M$226.4M---
28Residential Energy Services Networks Inc$4.3M$4.8M---
29Social And Environmental Entrepreneurs Inc$94.6M$103.2M---
30Environment California Inc$3.4M$22.4M---
31Earth Genome$2.6M$2.3M---
32Apparel Impact Institute$14.2M$16.4M---
33Climate Policy Initiative Inc$23.3M$41.2M---
34Reflective Inc$3.6M$3.0M---
35Amazon Watch$6.0M$4.4M---
36Whitebark Institute Of Interdisciplinary Environmental Sc$6.7M$3.2M---
37California Foundation On The Environment And The Economy$2.8M$3.8M---
38Hydrologic Research Center$3.0M$2.0M---
39Bay Area Environmental Research Institute$22.6M$5.8M---
40San Francisco Estuary Institute$16.0M$18.1M---
41Save Oswit Canyon Inc$8.9M$29.7M---
42Golden Gate National Parks Conservancy$59.9M$83.0M---
43Swift Foundation$12.0M$42.9M---
44Tahoe Fund$5.7M$14.9M90/100
45Inner City Education Family$2.5M$27.2M---
46Climate Imperative Foundation$521.6M$109.6M---
47Martis Fund$3.1M$17.9M80/100
48Downtown Community Benefit District$5.5M$6.0M---
49Rose Foundation For Communities And The Environment$12.6M$27.3M---
50Sherman Foundation$16.6M$27.5M---
51Santa Monica Bay Foundation$2.8M$1.7M---
52Patagonia Org$12.8M$3.5M92/100
53Climate Lead Inc$37.5M$44.5M---
54Amah Mutsun Land Trust$2.9M$9.1M---
55Schmaier Family Foundation$6.9M$17.2M---
56The Breakthrough Institute$7.5M$6.5M---
57Ca Good Energy$3.5M$3.5M---
58Pesticide Action Network North America Regional Center$3.2M$2.8M---
59Nature And Culture International$13.6M$19.2M---
60Climate Resolve$3.4M$1.4M---
61Valley Can$8.1M$1.5M---
62Adopt A Charger Inc$3.8M$618K---
63Environmental Research Center Inc$2.7M$11.3M---
64Carbon Mapper Inc$42.0M$45.3M---
65Seventh Generation Advisors$3.4M$13.0M90/100
66Southern California Mountains Foundation$7.8M$6.0M---
67Community Environmental Council Inc$4.9M$9.6M---
68Sustainable Surf$4.0M$2.9M---
69Reuse And Green Building Partners$4.4M$1---
70Tri City Economic Development Corporation$23.6M$17.8M---
71Community Conservation Centers Inc$11.3M$5.3M---
72Legacy Philanthropy Works$9.2M$7.8M---
73Green Education Foundation$9.6M$2.7M---
74Strategic Energy Innovations$9.5M$4.4M---
75Central Coast Water Quality Preservation Inc$3.2M$3.4M90/100
76Pachamama Alliance$7.9M$5.3M---
77Truckee River Watershed Council$8.7M$3.9M---
78Clientearth Usa Inc$6.3M$7.9M---
79Los Angeles Neighborhood Land Trust$15.0M$27.9M---
80Scott River Watershed Council$5.2M$3.6M---
81Nature For All$2.5M$1.5M---
82California Native Plant Society$12.7M$15.5M---
83River Partners$57.1M$43.8M---
84Resources Legacy Fund$134.9M$151.9M---
85North East Trees Inc$4.4M$4.2M---
86Outdoor Afro$3.2M$6.7M---
87Christensen Fund$41.3M$327.1M---
88Tuolumne River Conservancy Inc$2.6M$2.0M---
89Global Conservation$5.1M$290K---
90Climate Registry$2.5M$1.6M75/100
91Solidaridad North America$4.4M$3.0M---
92Citizens Climate Education Corp$3.9M$2.1M---
93Global Energy Monitor$9.6M$5.8M---
94North Coast Resource Conservation & Development Council$8.6M$6.5M---
95Sierra Foothill Conservancy Tr$10.5M$36.2M---
96Jmt Wilderness Conservancy$3.8M$3.1M---
97Irvine Ranch Conservancy$11.7M$7.0M---
98The Natomas Basin Conservancy A Ca Non Profit Public Benefit Corp$18.0M$134.7M---
99Barrel Bag$3.7M$0---
100Wildcoast$4.9M$8.1M---

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Frequently Asked Questions

What are the top environment nonprofits in California?

This page lists 100 environment nonprofits in California ranked by best charities by program spending. Data comes from IRS 990 filings enriched with AI-driven analysis.

How does California compare to other states?

With 100 environment organizations and $1.9B in combined revenue, California has a significant environment nonprofit sector.