Willamette Partnership
To increase the pace, scope, and effectiveness of restoration and conservation to create benefits for both natural and human communities.
Willamette Partnership at a glance
- Total assets
- $1,745,372
- +79.9% vs 2024
- Revenue (2025)
- $3,827,516
- +33.3% vs 2024
- Net investment income (2025)
- $36
- +24.1% vs 2024
- Expenses (2025)
- $3,339,774
- +28.1% vs 2024
- Latest 990 filing
- Form 990, 2025 View filing
Data from IRS Form 990, 2025; updated September 2026.
Who Willamette Partnership funds
How this funder distributes its grants
Grant Size Distribution
8 grants across all recorded years
The most common grant size was under $50K: 8 grants of 8 (100%).
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
In 2023 it made 8 grants totaling $200K.
Grants by year
Grant recipients and amounts by year
| Recipient | Purpose | Amount |
|---|---|---|
| Social Good Fund Inc Richmond, CA | Shift Health Accelerator Collaborative Fund | $25,000 |
| Sierra Service Project Sacramento, CA | Shift Health Accelerator Collaborative Fund | $25,000 |
| Insight Garden Program Berkeley, CA | Shift Health Accelerator Collaborative Fund | $25,000 |
| California Black Women's Health Project Inglewood, CA | Shift Health Accelerator Collaborative Fund | $25,000 |
| East LA Community Corporation Los Angeles, CA | Shift Health Accelerator Collaborative Fund | $25,000 |
| Physicians for Healthy California Sacramento, CA | Shift Health Accelerator Collaborative Fund | $25,000 |
| Oscar Paul Medina Consulting - Conscious Cutlura San Ysidro, CA | Shift Health Accelerator Collaborative Fund | $25,000 |
| UPAASF Foundation Inc San Francisco, CA | Shift Health Accelerator Collaborative Fund | $25,000 |
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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 | $1,745,372 | $3,827,516 | $3,339,774 | — | — | $36 |
| 2024 | $970,070 | $2,872,362 | $2,606,293 | — | — | $29 |
| 2023 | $600,570 | $1,434,251 | $1,904,564 | $200,000 | 8 | $141 |
| 2022 | $1,053,618 | $1,625,593 | $1,739,102 | — | — | $849 |
| 2021 | $1,294,681 | $1,980,671 | $1,522,060 | — | — | $772 |
About Willamette Partnership
Based on IRS filings
Willamette Partnership is a public charity focused on Environment & Animals, based in Portland, OR. IRS filing data is available from 2021 through 2025. As of 2025, the organization holds $1.7M in total assets. Net investment income was $36.
Focus Areas
Leadership & Key People
Officers and directors from IRS filings
Willamette Partnership is led by Barton Robison, Executive Director on every filing since 2024; 2 of 12 officers listed in 2025 are compensated.
Officers on the 2025 filing
Barton Robison
Executive Director
On filings since 2024
40 hrs/week
$105K (2024) → $125K (2025)
Sam Baraso
President
Member → President, 2024
On filings since 2021
2 hrs/week
No compensation reported
Erin Legg
Finance Director
On filings since 2024
40 hrs/week
$112K (2024) → $129K (2025)
Dan Vizzini
Secretary
On filings since 2021
2 hrs/week
No compensation reported
Diane Taniguchi-Dennis
Member
On filings since 2021
2 hrs/week
No compensation reported
John Dunbar
Member
On filings since 2021
2 hrs/week
No compensation reported
Mark Buckley
Member
Member → Treasurer, 2023
Treasurer → Member, 2024
On filings since 2021
2 hrs/week
No compensation reported
Michael Freese
Member
On filings since 2021
2 hrs/week
No compensation reported
Michael Karnosh
Vice President
On filings since 2021
2 hrs/week
No compensation reported
Ann McQuesten
Member
On filings since 2023
2 hrs/week
No compensation reported
Steve Gagnier
Treasurer
Member → Treasurer, 2024
On filings since 2023
2 hrs/week
No compensation reported
Tatiana Dierwechter
Member
On filings since 2023
2 hrs/week
No compensation reported
Former officers (7)
- Former: Sara O'Brien (2021–2024) — Executive Director
- Former: Nicole Maness (2024) — Partner
- Former: Michael Jordan (2021–2023) — Past President
- Former: Teresa Jacobs (2021–2023) — President
- Former: Jim Lanzarotta (2021–2022) — Member
- Former: Marc Hiller (2021–2022) — Treasurer
- Former: John R Cochran (2021) — Partner
Data from IRS Form 990 filings, 2021–2025. "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 $129K, to Erin Legg (Finance Director). 2 officers or directors reported compensation on that filing.
Frequently asked questions about Willamette Partnership
How large is Willamette Partnership?
Willamette Partnership reported $1.7M in total assets on its 2025 IRS Form 990. Its revenue that year was $3.8M.
What is Willamette Partnership?
Willamette Partnership is a public charity focused on Environment & Animals, based in Portland, OR. It holds $1.7M in total assets as of 2025.
Where does Willamette Partnership operate?
Willamette Partnership has awarded grants in California.
What is Willamette Partnership's EIN?
Willamette Partnership's EIN (Employer Identification Number) is 33-1103430. IRS Form 990 filing data is available on this page for 2021–2025.
Data last updated September 2026. Sourced from IRS Form 990 filings.
Data update history
(3)
When this profile's IRS filing data changed on Grantable
- Updated Form 990 for fiscal year 2023 (received by the IRS May 10, 2024)
- Added Form 990 for fiscal year 2025 (received by the IRS May 14, 2026)
- IRS filings on file for fiscal years 2021–2024
Live grants for the work Willamette Partnership funds
Environment & Animals Open opportunities, soonest deadline first.
Explore Open Grants
Browse active grant opportunities in Willamette Partnership's focus areas in our free grants database
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Willamette Partnership down — hundreds of funders to go?