International Rivers Network

Oakland, CA ·EIN 94-3158295 ·Grant funding profile from IRS 990 filings

International Rivers Network also makes grants — see its funder profile →

$4.8M received 19 funders 57 grants · 2020–2025

Who funds International Rivers Network?

International Rivers Network is funded by 19 grantmakers, led by Arcus Foundation ($1.5M), Tides Foundation ($1.0M), Open Society Institute ($443K). In total, IRS Form 990 filings record $4.8M in grants to International Rivers Network between 2020–2025.

What grants has International Rivers Network received?

Individual grants from IRS Form 990 filings, newest first

YearFunderPurposeAmount
2025Theodore A Von Der Ahe Jr TrustGeneral Support$4,000
2024Arcus FoundationSUPPORT FOR CHALLENGING THE CONSTRUCTION OF A DAM TO PROTECT CHIMPANZEES AND COMMUNITY RIGHTS.$200,000
2024Arcus FoundationSUPPORT TO STRENGTHEN BIODIVERSITY COMMITMENTS AND PRACTICES FOR GREATER PROTECTION OF APES.$150,000
2024New Venture FundINTERNATIONAL DEVELOPMENT AND FOREIGN AFFAIRS$150,000
2024Open Society InstituteTO STRENGTHEN COMMUNITY RIGHTS AND RIVER PROTECTION IN THE MEKONG AND SALWEEN BASINS$100,000
2024Conservation International FoundationSTRENGTHENING PUBLIC PARTICIPATION AND BIOLOGICAL VARIETY IN MEKONG HYDROPOWER PLANNING AND DEVELOPMENT$38,261
2024Conservation Food and Health FoundationPROGRAM SUPPORT$30,000
2024The Marisla FoundationGENERAL SUPPORT$25,000
2024George & Miriam Martin FoundationSUPPORT THEIR WORK$20,000
2024Theodore A Von Der Ahe Jr TrustGeneral Support$4,000
2023Arcus FoundationSUPPORT FOR CHALLENGING THE CONSTRUCTION OF THE KOUKOUTAMBA DAM IN THE MOYEN BAFING NATIONAL PARK TO PROTECT CHIMPANZEES AND COMMUNITY RIGHTS IN FOUTA DJALLON, GUINEA.$200,000
2023Arcus FoundationSUPPORT TO CONTINUE STRENGTHENING THE BIODIVERSITY COMMITMENTS AND PRACTICES OF CHINESE HYDROPOWER COMPANIES BY ENGAGING WITH CHINESE FINANCIAL AND CORPORATE ACTORS TO UNDERSTAND THE ASSOCIATED RISKS, RESULTING IN THE GREATER PROTECTION OF APES.$150,000
2023Conservation International FoundationMINIMIZING ECOSYSTEM AND COMMUNITY VULNERABILITY IN CAMBODIA TO LOWER MEKONG HYDROPOWER; STRENGTHENING PUBLIC PARTICIPATION AND BIODIVERSITY IN MEKONG HYDROPOWER PLANNING AND DEVELOPMENT$57,450
2023Conservation Food and Health FoundationPROGRAM SUPPORT$30,000
2023The Marisla FoundationGENERAL SUPPORT$25,000
2023George & Miriam Martin FoundationSUPPORT THEIR WORK$25,000
2023Theodore A Von Der Ahe Jr TrustGeneral Support$4,000
2023The Rockefeller FoundationIN SUPPORT OF RF DONATIONS TO CHARITABLE ORGANIZATIONS$750
2023Texas Instruments FoundationDONATIONS TO COLLEGES, UNIVERSITIES AND OTHER ORGANIZATIONS UNDER "MATCHING GIFTS PROGRAM."$50
2022Arcus FoundationSUPPORT TO LEVERAGE NEW TOOLS TO INFLUENCE CHINESE INVESTMENT TOWARD BIODIVERSITY PROTECTION, INFORMING A POSSIBLE SHIFT IN HYDROPOWER DEVELOPMENT GLOBALLY.$150,000
2022Arcus FoundationSUPPORT FOR CHALLENGING THE KOUKOUTAMBA DAM BY ENGAGING AT MULTIPLE SCALES AND LEVERAGING GUINEAN SOCIETY AND CITIZENS TO ADVOCATE FOR NATURE.$150,000
2022Foundation to Promote Open SocietyTO CONTINUE TO SUPPORT THE FIGHT FOR SOCIAL, ENVIRONMENTAL, AND TERRITORIAL RIGHTS IN THE BRAZILIAN AMAZON$100,000
2022Open Society InstituteTO STRENGTHEN COMMUNITY RIGHTS AND RIVER PROTECTION IN THE MEKONG AND SALWEEN BASINS$100,000
2022Conservation Food and Health FoundationPROGRAM SUPPORT$60,000
2022Conservation International FoundationMINIMIZING ECOSYSTEM AND COMMUNITY VULNERABILITY IN CAMBODIA TO LOWER MEKONG HYDROPOWER$44,492
2022George & Miriam Martin FoundationSUPPORT THEIR WORK$30,000
2022The Marisla FoundationLEGAL PROTECTION FOR FREE-FLOWING & VULNERABLE RIVERS OF CHILE$25,000
2022Charles Stewart Mott FoundationTo strengthen environmental standards and support effective solutions for sustainable energy and healthy rivers.$25,000
2022Iara Lee and George Gund III FoundationBrazil program$5,000
2022Theodore A Von Der Ahe Jr TrustGeneral Support$4,000

Showing 30 most recent of 57 recorded grants.

Frequently Asked Questions

Who funds International Rivers Network?

International Rivers Network is funded by 19 grantmakers, led by Arcus Foundation ($1.5M), Tides Foundation ($1.0M), Open Society Institute ($443K). In total, IRS Form 990 filings record $4.8M in grants to International Rivers Network between 2020–2025.

Who is International Rivers Network's largest funder?

Arcus Foundation is the largest recorded funder of International Rivers Network, with $1.5M across 10 grants (2020–2024).

How much grant funding has International Rivers Network received?

IRS 990 filings record $4.8M in grants to International Rivers Network across 57 grants from 19 funders between 2020–2025. Filings are published on a delay, so recent grants may not appear yet.

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Grant data is drawn from IRS Form 990 filings via Grantable's GrantGraph™. Filings are published on a delay; recent grants may not appear yet.