Waterkeeper Alliance Inc
See schedule o.
Key facts about Waterkeeper Alliance Inc
In short: Waterkeeper Alliance Inc gave $172K across 8 grants in 2025 (avg $22K), top state New York. Source: 2025 IRS Form 990.
- EIN
- 13-4071318
- Latest 990 filing
- Form 990, 2025
- Annual giving (2025)
- $172,441
- Grants made (2025)
- 8
- Average grant
- $21,555
- Median grant
- $15,070
- Total assets
- $7,016,094
- Primary geography
- New York (44% of itemized 2025 grant dollars)
Data from IRS Form 990, 2025; updated September 2026.
Financial Overview
From 2025 IRS Form 990 · View filing
Total Assets
$7.0M
-11.3% YoY
Annual Giving
$172K
-47.5% YoY
Grant Count
8
-38.5% YoY
Avg Grant Size
$22K
-14.6% YoY
How Waterkeeper Alliance Inc gives
- Giving fell 68% from 2022 to 2025. Method
From the foundation's IRS Form 990 filings. Methodology.
About Waterkeeper Alliance Inc
Based on IRS filings
Waterkeeper Alliance Inc is a nonprofit organization focused on Environment & Animals, based in New York, NY. IRS filing data is available from 2020 through 2025. As of 2025, the organization holds $7.0M in total assets. In 2025, it awarded 8 grants totaling $172K. Net investment income was $143K.
Focus Areas
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Geographic Focus
Where this funder awards grants
Grant Distribution by State
Share of all 8 itemized 2025 grant dollars.
States
Cities
Giving Over Time
Total grant dollars and number of grants per year
Grant Insights
How this funder distributes its grants
Top Recipients
Top 8 recipients in 2025
Grant Size Distribution
70 grants across all recorded years
Giving History
Grant recipients and amounts by year
| Recipient | Purpose | Amount |
|---|---|---|
| RIVERKEEPER Ossining, NY | WATERKEEPER ORGANIZING | $42,000 |
| BUFFALO NIAGARA WATERKEEPER Buffalo, NY | WATERKEEPER ORGANIZING | $34,000 |
| BAYKEEPER Oakland, CA | WATERKEEPER ORGANIZING | $24,000 |
| CAPE FEAR RIVER WATCH Wilmington, NC | PURE FARMS PURE WATERS | $15,139 |
| LOS ANGELES WATERKEEPER Los Angeles, CA | WATERKEEPER ORGANIZING | $15,000 |
| MIAMI WATERKEEPER Coral Gables, FL | WATERKEEPER ORGANIZING | $15,000 |
| GOOD STEWARDS OF ROCKINGHAM - DAN RIVERKEEPER Stoneville, NC | PURE FARMS PURE WATERS | $13,975 |
| PATUXENT RIVERKEEPER Upper Marlboro, MD | WATERKEEPER ORGANIZING | $13,327 |
Financial History
Multi-year comparison from IRS filings
| Metric | 2025 | 2024 | 2023 |
|---|---|---|---|
| Total Assets | $7,016,094 | $7,914,199 | $9,064,151 |
| Revenue | $8,517,767 | $6,423,952 | $8,822,541 |
| Expenses | $7,321,222 | $7,339,611 | $6,915,327 |
| Qualifying Distributions | — | — | — |
| Net Investment Income | $143,362 | $124,607 | $55,954 |
| Distributable Amount | — | — | — |
Data update history
When this profile's IRS filing data changed on Grantable
- Updated Form 990 for fiscal year 2023 (received by the IRS May 14, 2024)
- Added Form 990 for fiscal year 2025 (received by the IRS May 13, 2026)
- IRS filings on file for fiscal years 2020–2024
Leadership & Key People
Officers and directors from IRS filings
Waterkeeper Alliance Inc is led by Marc Yaggi, Chief Executive Officer since 2022 (on filings since 2020); 9 of 26 officers listed in 2025 are compensated.
Officers on the 2025 filing
Marc Yaggi
Chief Executive Officer
Executive Director → Chief Executive Officer, 2022
On filings since 2020
40 hrs/week
$232K (2020) → $278K (2025)
Glenn Rink
Chair
On filings since 2020
3 hrs/week
No compensation reported
Daniel Estrin
General Counsel & Legal Director
General Counsel & Advocacy → General Counsel & Advocacy Director, 2023
General Counsel & Advocacy Director → General Counsel & Legal Director, 2025
On filings since 2020
40 hrs/week
$182K (2020) → $222K (2025)
Lori Harrison
Communications & Marketing Director
On filings since 2023
40 hrs/week
$129K (2023) → $140K (2025)
Bart Mihailovich
Waterkeeper Membership Services Director
New on the 2025 filing
40 hrs/week
$105K (2025)
Jacqueline Esposito
Advocacy Director
New on the 2025 filing
40 hrs/week
$135K (2025)
Michael Yerdon
Development Director
New on the 2025 filing
40 hrs/week
$170K (2025)
Cheryl Nenn
Director
On filings since 2020
3 hrs/week
No compensation reported
Lessing Stern
Director
On filings since 2020
3 hrs/week
No compensation reported
Tonya Bonitatibus
Director
On filings since 2020
3 hrs/week
No compensation reported
Kent Weed
Director
On filings since 2021
3 hrs/week
No compensation reported
Kristen Moore
Director
On filings since 2021
3 hrs/week
No compensation reported
Laura Turner Seydel
Director
On filings since 2021
3 hrs/week
No compensation reported
Betsy Nicholas
Director
Treasurer → Director, 2023
On filings since 2022
3 hrs/week
No compensation reported
Bruno Monteferri
Director
On filings since 2022
3 hrs/week
No compensation reported
Theo Thomas
Director
On filings since 2023
3 hrs/week
No compensation reported
Gordon Brown
Director
On filings since 2024
3 hrs/week
No compensation reported
Kemp Burdette
Director
On filings since 2024
3 hrs/week
No compensation reported
Laura Reinsborough
Director
New on the 2025 filing
3 hrs/week
No compensation reported
Sharif Jamil
Director
New on the 2025 filing
3 hrs/week
No compensation reported
Xavier Cortada
Director
New on the 2025 filing
3 hrs/week
No compensation reported
Kelly Hunter Foster
Senior Attorney
On filings since 2020
40 hrs/week
$125K (2020) → $149K (2025)
Mary Beth Postman
Deputy Director
Secretary → Deputy Director & Secretary, 2021
Deputy Director & Secretary → Deputy Director, 2022
On filings since 2020
40 hrs/week
$205K (2020) → $250K (2025)
Rachel Cook
Chief Finance & Operations Officer
Finance & Operations Director → Chief Finance & Operations Officer, 2022
On filings since 2020
40 hrs/week
$143K (2020) → $194K (2025)
Bruce Reznik
Secretary
Director → Secretary, 2023
On filings since 2021
3 hrs/week
No compensation reported
Yvonne Zappulla
Treasurer
Director → Treasurer, 2023
On filings since 2021
3 hrs/week
No compensation reported
Former officers (17)
- Former: Chris Wilke (2023–2024) — Global Advocacy Manager
- Former: Malick Sene (2024) — Director
- Former: Gloria Reuben (2021–2023) — President
- Former: Katherine Luscher (2023) — Training Director
- Former: Kathryn Cecil (2023) — Fmr Development Director
- Former: Mark Mattson (2020–2022) — Director
- Former: Sharon Khan (2021–2022) — Recruiting Director
- Former: Casi Callaway (2020–2021) — Director
- Former: Karl Coplan (2020–2021) — Treasurer
- Former: Maia Raposo (2020–2021) — Communications & Marketing Director
- Former: Gary Wockner (2020) — Director
- Former: Grey Hecht (2020) — Director
- Former: Kris Moore (2020) — Director
- Former: Peter Nichols (2020) — Organizing Director
- Former: Robert F. Kennedy Jr. (2020) — President
- Former: Terry Tamminen (2020) — Director
- Former: Wendy Abrams (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
Frequently asked questions about Waterkeeper Alliance Inc
How much does Waterkeeper Alliance Inc give each year?
Waterkeeper Alliance Inc gave $172K across 8 grants in 2025, according to its 2025 IRS Form 990. In 2024 it gave $328K across 13 grants.
What is Waterkeeper Alliance Inc's typical grant size?
Waterkeeper Alliance Inc's median grant in 2025 was $15,070, and its average grant was $21,555, across 8 grants on its 2025 IRS Form 990.
Where does Waterkeeper Alliance Inc give grants?
Waterkeeper Alliance Inc's top state is New York, with 44% of the grant dollars itemized on its 2025 IRS Form 990. The next largest states were California (23%) and North Carolina (17%).
Does Waterkeeper Alliance Inc give general operating support?
Not in 2025: none of the 8 grants with a stated purpose on Waterkeeper Alliance Inc's 2025 IRS Form 990 were described as general or operating support. Recurring purposes include "Waterkeeper Organizing" (6 grants).
Who are Waterkeeper Alliance Inc's largest grantees?
Waterkeeper Alliance Inc's largest 2025 grantees include Riverkeeper ($42,000), Buffalo Niagara Waterkeeper ($34,000) and Baykeeper ($24,000), according to its 2025 IRS Form 990. Together they received 58% of its itemized 2025 grant dollars.
How large is Waterkeeper Alliance Inc?
Waterkeeper Alliance Inc reported $7.0M in total assets on its 2025 IRS Form 990. Its revenue that year was $8.5M.
What is Waterkeeper Alliance Inc?
Waterkeeper Alliance Inc is a nonprofit organization focused on Environment & Animals, based in New York, NY. It holds $7.0M in total assets as of 2025.
What is Waterkeeper Alliance Inc's EIN?
Waterkeeper Alliance Inc's EIN (Employer Identification Number) is 13-4071318. IRS Form 990 filing data is available on this page for 2020–2025.
Data last updated September 2026. Sourced from IRS Form 990 filings.
Here's the math on researching Waterkeeper Alliance Inc by hand.
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