International Rivers Network
Funding Overview
From IRS Form 990 filings · 2019–2026
Total received
$5.4M
Foundation funders
24
Grants recorded
72
Years covered
2019–2026
Who funds International Rivers Network?
International Rivers Network is funded by 24 grantmakers, led by Arcus Foundation ($1.5M), Tides Foundation ($1.0M), The Schmidt Family Foundation ($500K). In total, IRS Form 990 filings record $5.4M in grants to International Rivers Network between 2019–2026.
Funding over time
Grant dollars and counts received per year
From 2019 to 2026, annual grant giving ranged from $5K (2026) to $1.6M (2020). In 2026 it made 1 grant totaling $5K.
What grants has International Rivers Network received?
Individual grants from IRS Form 990 filings, newest first
| Year | Funder | Purpose | Amount |
|---|---|---|---|
| 2026 | Theodore A Von Der Ahe Jr Trust | General Support | $5,000 |
| 2025 | Conservation International Foundation | STRENGTHENING PUBLIC PARTICIPATION AND BIOLOGICAL VARIETY IN MEKONG HYDROPOWER PLANNING AND DEVELOPMENT | $63,435 |
| 2025 | Global Greengrants Fund | GENERAL SUPPORT | $35,000 |
| 2025 | American Jewish World Service Inc | GENERAL PURPOSE | $25,000 |
| 2025 | Cultures of Resistance Network Foundation | Congo, Zambezi, Kunene, and Amazon rivers | $20,000 |
| 2025 | The Orchard House Foundation | General Purpose | $20,000 |
| 2025 | George & Miriam Martin Foundation | SUPPORT THEIR WORK | $15,000 |
| 2025 | Theodore A Von Der Ahe Jr Trust | General Support | $4,000 |
| 2024 | The Schmidt Family Foundation | PROTECTING HUMAN RIGHTS IN AFRICA | $250,000 |
| 2024 | Arcus Foundation | SUPPORT FOR CHALLENGING THE CONSTRUCTION OF A DAM TO PROTECT CHIMPANZEES AND COMMUNITY RIGHTS. | $200,000 |
| 2024 | Arcus Foundation | SUPPORT TO STRENGTHEN BIODIVERSITY COMMITMENTS AND PRACTICES FOR GREATER PROTECTION OF APES. | $150,000 |
| 2024 | New Venture Fund | INTERNATIONAL DEVELOPMENT AND FOREIGN AFFAIRS | $150,000 |
| 2024 | Open Society Institute | TO STRENGTHEN COMMUNITY RIGHTS AND RIVER PROTECTION IN THE MEKONG AND SALWEEN BASINS | $100,000 |
| 2024 | Conservation International Foundation | STRENGTHENING PUBLIC PARTICIPATION AND BIOLOGICAL VARIETY IN MEKONG HYDROPOWER PLANNING AND DEVELOPMENT | $38,261 |
| 2024 | Conservation Food and Health Foundation | PROGRAM SUPPORT | $30,000 |
| 2024 | The Marisla Foundation | GENERAL SUPPORT | $25,000 |
| 2024 | George & Miriam Martin Foundation | SUPPORT THEIR WORK | $20,000 |
| 2024 | The Orchard House Foundation | General Purpose | $20,000 |
| 2024 | Theodore A Von Der Ahe Jr Trust | General Support | $4,000 |
| 2023 | Arcus Foundation | SUPPORT 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 |
| 2023 | Arcus Foundation | SUPPORT 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 |
| 2023 | Conservation International Foundation | MINIMIZING ECOSYSTEM AND COMMUNITY VULNERABILITY IN CAMBODIA TO LOWER MEKONG HYDROPOWER; STRENGTHENING PUBLIC PARTICIPATION AND BIODIVERSITY IN MEKONG HYDROPOWER PLANNING AND DEVELOPMENT | $57,450 |
| 2023 | Conservation Food and Health Foundation | PROGRAM SUPPORT | $30,000 |
| 2023 | The Marisla Foundation | GENERAL SUPPORT | $25,000 |
| 2023 | George & Miriam Martin Foundation | SUPPORT THEIR WORK | $25,000 |
| 2023 | Global Greengrants Fund | GENERAL SUPPORT | $12,500 |
| 2023 | Theodore A Von Der Ahe Jr Trust | General Support | $4,000 |
| 2023 | The Rockefeller Foundation | IN SUPPORT OF RF DONATIONS TO CHARITABLE ORGANIZATIONS | $750 |
| 2023 | Texas Instruments Foundation | DONATIONS TO COLLEGES, UNIVERSITIES AND OTHER ORGANIZATIONS UNDER "MATCHING GIFTS PROGRAM." | $50 |
| 2022 | Arcus Foundation | SUPPORT TO LEVERAGE NEW TOOLS TO INFLUENCE CHINESE INVESTMENT TOWARD BIODIVERSITY PROTECTION, INFORMING A POSSIBLE SHIFT IN HYDROPOWER DEVELOPMENT GLOBALLY. | $150,000 |
Showing 30 most recent of 72 recorded grants.
Frequently Asked Questions
Who funds International Rivers Network?
International Rivers Network is funded by 24 grantmakers, led by Arcus Foundation ($1.5M), Tides Foundation ($1.0M), The Schmidt Family Foundation ($500K). In total, IRS Form 990 filings record $5.4M in grants to International Rivers Network between 2019–2026.
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 $5.4M in grants to International Rivers Network across 72 grants from 24 funders between 2019–2026. 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.
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