Largest Environment Charities 2026
Discover the the biggest environment organizations by annual revenue.
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By Country
- 🇺🇸 United States 30,098
- 🇫🇷 France 29,145
- 🇧🇷 Brazil 27,435
- 🇮🇹 Italy 16,619
- 🇩🇪 Germany 16,305
- 🇨🇴 Colombia 9,968
- 🇬🇧 United Kingdom 5,595
- 🇪🇸 Spain 4,244
- 🇵🇱 Poland 4,012
- 🇳🇱 Netherlands 2,780
- 🇷🇸 Serbia 2,681
- 🇦🇺 Australia 2,406
- 🇭🇺 Hungary 1,933
- 🇳🇵 Nepal 1,699
- 🇯🇵 Japan 1,472
- 🇷🇴 Romania 1,447
- 🇿🇦 South Africa 1,348
- 🇺🇦 Ukraine 1,310
- 🇧🇪 Belgium 1,274
- 🇦🇷 Argentina 1,249
Nature Conservancy
United StatesEIN: 530242652 · Arlington, VA · Environment
$1,482,731,301
Income
$1,352,544,893 spent
70%
Programs
The Charities Aid Foundation
United KingdomCharity No: 268369 · West Malling · Environment
£1,390,589,000
Income
£1,231,327,000 spent
100%
Programs
The National Trust for Places of Historic Interest or Natural Beauty
United KingdomCharity No: 205846 · Swindon · Environment
£766,195,000
Income
£824,377,000 spent
91%
Programs
New Venture Fund
United StatesEIN: 205806345 · Washington, DC · Environment
$662,364,100
Income
$723,042,837 spent
95%
Programs
Container Exchange (QLD) Limited
AustraliaReg: 90622570209 · Brisbane, Queensland · Environment
A$486,817,658
Income
A$463,106,159 spent
Rockefeller Foundation
United StatesEIN: 131659629 · New York, NY · Environment
$415,515,666
Income
$358,514,671 spent
Calstart Inc
United StatesEIN: 954375022 · Pasadena, CA · Environment
$396,843,381
Income
$396,633,689 spent
99%
Programs
World Wildlife Fund Inc
United StatesEIN: 521693387 · Washington, DC · Environment
$374,807,108
Income
$361,352,195 spent
79%
Programs
The Conservation Fund a Nonprofit Corporation
United StatesEIN: 521388917 · Reg: 52-1388917 · Arlington, VA · Environment
$373,233,308
Income
$356,216,753 spent
96%
Programs
Center for Sustainable Energy
United StatesEIN: 330936366 · San Diego, CA · Environment
$335,556,775
Income
$335,521,592 spent
93%
Programs
Conservation International Foundation
United StatesEIN: 521497470 · Arlington, VA · Environment
$308,673,004
Income
$316,690,413 spent
87%
Programs
Windward Fund
United StatesEIN: 473522162 · Washington, DC · Environment
$308,245,754
Income
$251,319,552 spent
95%
Programs
The Nature Conservancy of Canada/la Societe Canadienne pour la Conservation de la Nature
CanadaReg: 119246544RR0001 · Toronto, Ontario · Environment
C$305,417,426
Income
C$283,074,130 spent
79%
Programs
Ducks Unlimited Inc
United StatesEIN: 135643799 · Memphis, TN · Environment
$302,178,704
Income
$291,198,785 spent
82%
Programs
Environmental Defense Fund Incorporated
United StatesEIN: 116107128 · New York, NY · Environment
$298,689,286
Income
$295,808,792 spent
87%
Programs
Trust for Public Land
United StatesEIN: 237222333 · San Francisco, CA · Environment
$297,379,545
Income
$290,939,884 spent
88%
Programs
National Park Foundation
United StatesEIN: 521086761 · Washington, DC · Environment
$275,087,903
Income
$136,658,850 spent
72%
Programs
Climate Imperative Foundation
United StatesEIN: 845024713 · San Francisco, CA · Environment
$271,730,022
Income
$356,885,102 spent
72%
Programs
Iso New England Inc
United StatesEIN: 043372500 · Holyoke, MA · Environment
$264,594,190
Income
$264,594,190 spent
90%
Programs
Energy Trust of Oregon Inc
United StatesEIN: 931313663 · Portland, OR · Environment
$251,243,122
Income
$288,851,544 spent
95%
Programs
Environmental Charities
Environmental charities protect natural resources, combat climate change, preserve biodiversity, and promote sustainable practices. These organizations range from local conservation groups to global advocacy networks. Their work includes wildlife protection, ocean conservation, reforestation, clean energy advocacy, and environmental education.
GiveRadar indexes environmental nonprofits globally with financial data and trust scores. Search and filter to discover environmental organizations by country, size, and impact area.