The Energy Foundation
$98.6M 4 2021–2024 2024 CA
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Sierra Club Foundation
$67.8M 5 2020–2024 2024 CA
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United States Energy Foundation
$57.3M 5 2020–2024 2024 CA
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Rocky Mountain Institute
$28.3M 6 2020–2024 2024 CO
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Natural Resources Defense Council INC
$24.2M 5 2020–2024 2024 NY
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The Partnership Project INC
$12.0M 5 2020–2024 2024 DC
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League of Conservation Voters Education Fund
$9.9M 4 2021–2024 2024 DC
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Tides Foundation
$9.6M 5 2020–2024 2024 CA
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Rockefeller Family Fund INC
$9.4M 4 2021–2024 2024 NY
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C
Center for Energy Efficiency and Renewable Technologies
$8.7M 4 2021–2024 2024 CA
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I
International Sustainable Energy Foundation
$8.3M 3 2022–2024 2024 TX
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Environmental Defense Fund Incorporated
$8.0M 5 2020–2024 2024 NY
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Earthjustice
$7.6M 4 2021–2024 2024 CA
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Clasp
$7.3M 4 2020–2024 2024 DC
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United Nations Foundation INC
$7.2M 3 2020–2023 2023 DC
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C
Climate Strategies Lab (industrious Labs)
$7.1M 4 2021–2024 2024 —
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West Harlem Environmental Action INC
$7.0M 5 2020–2024 2024 NY
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Vote Solar
$6.4M 3 2022–2024 2024 CA
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Windward Fund
$6.2M 4 2021–2024 2024 DC
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E
Evergreen Collaborative
$5.8M 4 2021–2024 2024 WA
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International Council on Clean Transportation
$4.7M 5 2020–2024 2024 DC
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Securing Americas Future Energy Foundation
$4.7M 3 2021–2024 2024 DC
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Environmental Integrity Project
$4.6M 4 2021–2024 2024 DC
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Resources Legacy Fund
$4.4M 2 2021–2022 2022 CA
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Bluegreen Alliance Foundation
$4.2M 5 2020–2024 2024 MN
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E
Energy and Climate Transitions Ai LLC
$3.9M 3 2022–2024 2024 —
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Climate Jobs National Resource Center INC
$3.9M 4 2021–2024 2024 NY
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Center for American Progress
$3.8M 5 2020–2024 2024 DC
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Climateworks Foundation
$3.3M 3 2021–2023 2023 CA
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Advanced Energy Economy Institute
$3.2M 4 2021–2024 2024 DC
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Berkeley Lab Foundation
$3.2M 4 2021–2024 2024 CA
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American Lung Association
$3.1M 4 2021–2024 2024 IL
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Community Foundation of Greater Johnstown
$2.8M 2 2023–2024 2024 PA
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The Minneapolis Foundation (re-Amp)
$2.8M 4 2022–2024 2024 —
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Southern Environmental Law Center
$2.6M 2 2023–2024 2024 VA
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Association for Energy Affordability INC
$2.3M 4 2021–2024 2024 NY
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Ceres INC
$2.3M 4 2021–2024 2024 MA
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Appalachian Voices
$2.0M 2 2023–2024 2024 NC
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New Venture Fund
$1.9M 3 2020–2022 2022 DC
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Regulatory Assistance Project
$1.8M 2 2022–2024 2024 VT
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T
The Regents of University of California (uc Davis) for Institute of Transpo
$1.8M 4 2020–2024 2024 —
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Green & Healthy Homes Initiative INC
$1.7M 3 2022–2024 2024 MD
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Physicians for Social Responsibility
$1.6M 5 2020–2024 2024 CA
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Mighty Earth INC
$1.6M 2 2022–2023 2023 DC
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Rockefeller Philanthropy Advisors INC
$1.5M 2 2023–2024 2024 NY
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Tsinghua Education Foundation N A INC
$1.5M 1 2023 2023 CA
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Gridlab INC
$1.5M 3 2020–2024 2024 CA
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Global Energy Monitor
$1.4M 3 2022–2024 2024 CA
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Ce Buyers Institute
$1.4M 2 2023–2024 2024 DC
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Environmental Health Coalition
$1.4M 2 2020–2021 2021 CA
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Northeast States for Coordinated Air Use Management INC
$1.3M 4 2021–2024 2024 MA
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World Resources Institute
$1.2M 2 2023–2024 2024 DC
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Public Health Law Center INC
$1.2M 3 2021–2024 2024 MN
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Catskill Mountainkeeper INC
$1.2M 5 2020–2024 2024 NY
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C
California Environmental Justice Alliance
$1.2M 2 2023–2024 2024 CA
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Climate Leadership Council INC
$1.1M 4 2021–2024 2024 DC
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Electrification Coalition Foundation
$1.1M 2 2023–2024 2024 DC
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Communities for a Better Environment
$1.1M 4 2021–2024 2024 CA
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Clientearth USA INC
$1.1M 1 2024 2024 CA
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Alliance for a Green Economy
$1.0M 4 2021–2024 2024 NY
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Calstart INC
$1.0M 2 2023–2024 2024 CA
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The Sunrise Project INC
$1.0M 1 2024 2024 DE
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W
Western Organization of Resource
$1.0M 1 2023 2023 MT
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Greenlining Institute
$1.0M 3 2020–2024 2024 CA
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Interfaith Conference of Metropolitan Washington INC
$1.0M 2 2022–2023 2023 DC
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Multiplier
$1.0M 1 2022 2022 CA
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E3g Third Generation Environmentalism INC
$1.0M 1 2022 2022 DC
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Western Resource Advocates
$991K 2 2023–2024 2024 CO
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Emerald Cities Collaborative INC
$980K 3 2022–2024 2024 DC
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Pacific Environment and Resources Center
$977K 1 2022 2022 CA
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Ocean Conservancy INC
$960K 1 2021 2021 DC
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W
West Virginia Citizen Action Education Fund INC
$950K 1 2023 2023 WV
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Climate Solutions
$940K 4 2021–2024 2024 WA
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Leadership Counsel for Justice and Accountability
$900K 4 2020–2024 2024 CA
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C
Council for the New Energy Economics
$900K 2 2023–2024 2024 CO
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Purpose Foundation
$850K 3 2020–2023 2023 NY
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Environmental Law and Policy Center of the Midwest
$850K 2 2023–2024 2024 IL
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Food & Water Watch
$825K 4 2021–2024 2024 DC
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D
Donovan Energy LLC
$822K 2 2020–2021 2021 —
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Iowa Environmental Council
$800K 2 2023–2024 2024 IA
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The Us-China Green Energy Council
$800K 1 2024 2024 CA
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American Council for an Energy Efficient Economy
$750K 2 2023–2024 2024 DC
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American Council on Renewable Energy-Acore
$750K 2 2021–2022 2022 DC
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Environmental Protection Network
$750K 3 2022–2024 2024 DC
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Physicians for Social Responsibility INC
$742K 3 2022–2024 2024 DC
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Consumer Reports INC
$725K 2 2021–2023 2023 NY
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F
Frack Action Fund
$702K 5 2020–2024 2024 NY
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The Aspen Institute INC
$700K 2 2022–2024 2024 DC
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Hip Hop Caucus Education Fund
$659K 3 2022–2024 2024 DC
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Southern Alliance for Clean Energy
$650K 2 2023–2024 2024 TN
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New York Public Interest Research Group Fund INC
$630K 5 2021–2024 2024 NY
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Environment America INC
$621K 2 2023–2024 2024 CO
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Conservation Law Foundation INC
$607K 1 2024 2024 MA
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Healthy Gulf
$607K 2 2021–2022 2022 LA
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The Roosevelt Institute
$600K 1 2023 2023 NY
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Asia Foundation
$590K 2 2020–2021 2021 CA
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National Audubon Society INC
$578K 1 2023 2023 NY
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Physicians Scientists and Engineers for Sustainable and Healthy Ene
$555K 1 2022 2022 CA
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Trustees of the University of Pennsylvania
$550K 1 2023 2023 PA
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Public Citizen Foundation INC
$550K 2 2023–2024 2024 DC
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