International Rivers Network
International Rivers protects rivers and defends the rights of communities that depend on them.
International Rivers Network at a glance
In short: International Rivers Network reported $92K in grants paid in 2025 (a total; its filing lists no individual grants). Source: 2025 IRS Form 990.
- Grants paid (2025)
- $92,362 — reported as a total on the IRS filing, without an itemized list
- +443.3% vs 2024
- Total assets
- $1,928,930
- +8.3% vs 2024
- Revenue (2025)
- $2,151,504
- +95.4% vs 2024
- Net investment income (2025)
- $254
- -82.5% vs 2024
- Expenses (2025)
- $1,991,006
- -3.9% vs 2024
- Latest 990 filing
- Form 990, 2025 View filing
Data from IRS Form 990, 2025; updated September 2026.
Who International Rivers Network funds
How this funder distributes its grants
Grant Size Distribution
2 grants across all recorded years
The most common grant size was under $50K: 1 grant of 2 (50%).
Geographic Focus
Where this funder awards grants
Grant Distribution by State
States
Cities
Giving History
Giving Over Time
Total grant dollars and number of grants per year
From 2020 to 2025, annual grant giving ranged from $17K (2024) to $204K (2021). In 2025 it reported $92K in grants paid, as a total without an itemized list.
Hatched bars: grants paid as reported on the IRS filing, which lists no individual grants for that year.
Grants by year
Grant recipients and amounts by year
| Recipient | Purpose | Amount |
|---|---|---|
| Earth Island Institute Berkeley, CA | General Support | $17,000 |
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Financial History
Multi-year comparison from IRS filings
| Filing year | Total Assets | Revenue | Expenses | Grants paid | Grants | Net Investment Income |
|---|---|---|---|---|---|---|
| 2025 | $1,928,930 | $2,151,504 | $1,991,006 | $92,362 | Total only | $254 |
| 2024 | $1,780,898 | $1,101,207 | $2,071,842 | $17,000 | 1 | $1,455 |
| 2023 | $2,770,022 | $2,202,465 | $1,887,934 | $181,033 | Total only | $1,689 |
| 2022 | $2,489,349 | $1,625,269 | $1,874,239 | $54,100 | 1 | $534 |
| 2021 | $2,728,621 | $1,363,274 | $2,112,839 | $204,376 | Total only | $1,136 |
| 2020 | $3,796,860 | $4,049,469 | $2,366,582 | $90,660 | Total only | $2,725 |
"Total only": grants paid as reported on the IRS filing, which lists no individual grants for that year.
About International Rivers Network
Based on IRS filings
International Rivers Network is a public charity focused on Environment & Animals, based in Oakland, CA. IRS filing data is available from 2020 through 2025. As of 2025, the organization holds $1.9M in total assets. In 2025, it reported $92K in grants paid as a total on its IRS filing, without an itemized list. Net investment income was $254.
Focus Areas
Leadership & Key People
Officers and directors from IRS filings
International Rivers Network is led by Isabella Winkler, Co-Executive Director since 2024 (on filings since 2021); 3 of 10 officers listed in 2025 are compensated.
Officers on the 2025 filing
Isabella Winkler
Co-Executive Director
Interim Co-Exec Director → Co-Executive Director, 2024
On filings since 2021
40 hrs/week
$92K (2021) → $82K (2025)
Joshua Klemm
Co-Executive Director
Interim Co-Exec Director → Co-Executive Director, 2024
On filings since 2022
40 hrs/week
$94K (2022) → $102K (2025)
Melina Selverston
Chair
Director → Chair, 2022
On filings since 2020
3 hrs/week
No compensation reported
Anake Lekkoon
Finance Director
On filings since 2022
40 hrs/week
$54K (2022) → $63K (2025)
Evelyn Arce-Erickson
Director
On filings since 2023
1 hr/week
No compensation reported
Donna House
Director
On filings since 2024
1 hr/week
No compensation reported
Lisa Craig Gautier
Director
On filings since 2024
1 hr/week
No compensation reported
Branden Barber
Director
New on the 2025 filing
1 hr/week
No compensation reported
Marion Adeney
Director
New on the 2025 filing
1 hr/week
No compensation reported
Chance Cutrano
Secretary & Treasurer
Director → Secretary, 2022
Secretary → Secretary & Treasurer, 2025
On filings since 2021
3 hrs/week
No compensation reported
Former officers (17)
- Former: Astrid Puentes Riano (2021–2024) — Vice Chairperson
- Former: Sharon Khan (2021–2024) — Treasurer
- Former: Brent Blackwelder (2020–2022) — Director
- Former: Deborah Moore (2020–2022) — Director
- Former: Gary Cook (2020–2022) — Director
- Former: Leslie Leslie (2020–2022) — Director
- Former: Patrick McCully (2020–2022) — Director
- Former: Scott Spann (2020–2022) — Director
- Former: Carlo Scapinelli (2021–2022) — Director
- Former: Darryl Knudsen (2020–2021) — Executive Director
- Former: Michael Simon (2020–2021) — Senior Director Strategy & Organizational Effectiv
- Former: Samir Mehta (2020–2021) — CFO
- Former: Susanne Wong (2020–2021) — Director
- Former: Athena Ronquillo-Ballesteros (2020) — Director
- Former: Juan Pablo Orrego (2020) — Director
- Former: Nicholas Guroff (2020) — Deputy Director
- Former: Virali Modi-Parekh (2020) — Director
Data from IRS Form 990 filings, 2020–2025. "On filings since" is the earliest filing we hold that lists the person; hours are average hours per week as reported.
Compensation Overview
From 2025 IRS filing
The highest reported compensation on the 2025 filing was $102K, to Joshua Klemm (Co-Executive Director). 3 officers or directors reported compensation on that filing.
Frequently asked questions about International Rivers Network
How much does International Rivers Network give each year?
International Rivers Network reported $92K in grants paid in 2025 on its 2025 IRS Form 990, as a total without an itemized list of grants. In 2024 it gave $17K across 1 grant.
How large is International Rivers Network?
International Rivers Network reported $1.9M in total assets on its 2025 IRS Form 990. Its revenue that year was $2.2M.
What is International Rivers Network?
International Rivers Network is a public charity focused on Environment & Animals, based in Oakland, CA. It holds $1.9M in total assets as of 2025.
Where does International Rivers Network operate?
International Rivers Network has awarded grants in California.
What is International Rivers Network's EIN?
International Rivers Network's EIN (Employer Identification Number) is 94-3158295. IRS Form 990 filing data is available on this page for 2020–2025.
Data last updated September 2026. Sourced from IRS Form 990 filings.
Data update history
(7)
When this profile's IRS filing data changed on Grantable
- Updated Form 990 for fiscal year 2022 (received by the IRS November 10, 2023)
- Updated Form 990 for fiscal year 2024 (received by the IRS June 16, 2025)
- Updated Form 990 for fiscal year 2020 (received by the IRS November 14, 2021)
- Updated Form 990 for fiscal year 2021 (received by the IRS November 15, 2022)
- Updated Form 990 for fiscal year 2023 (received by the IRS July 16, 2024)
- Added Form 990 for fiscal year 2025 (received by the IRS May 6, 2026)
- IRS filings on file for fiscal years 2020–2024
Live grants for the work International Rivers Network funds
Environment & Animals Open opportunities, soonest deadline first.
Explore Open Grants
Browse active grant opportunities in International Rivers Network's focus areas in our free grants database
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Figures come from International Rivers Network's IRS filings (methodology). AI-written summaries, news items and logos are not covered by the open licence. Spot an error? Email hello@grantable.co.
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