Sonoma Land Trust
PROTECT THE SCENIC, NATURAL, CULTURAL, AGRICULTURAL AND OPEN LANDSCAPES OF SONOMA COUNTY FOR THE BENEFIT OF THE COMMUNITY AND FUTURE GENERATIONS BY DEVELOPING LONG-TERM LAND PROTECTION STRATEGIES; (CONTINUED ON SCHEDULE O) PROMOTING PRIVATE AND PUBLIC FUNDING FOR LAND CONSERVATION; ACQUIRING LAND AND CONSERVATION EASEMENTS; PRACTICING STEWARDSHIP, INCLUDING THE RESTORATION OF CONSERVATION PROPERTIES; PROMOTING A SENSE OF PLACE AND A LAND ETHIC THROUGH ACTIVITIES, EDUCATION AND OUTREACH.
Key facts about Sonoma Land Trust
- EIN
- 51-0197006
- Latest 990 filing
- Form 990-PF, 2025
- Annual giving (2025)
- $2,015,000
- Grants made (2025)
- 2
- Average grant
- $1,007,500
- Median grant
- $1,007,500
- Total assets
- $70,294,382
- Primary geography
- California (100% of itemized 2025 grant dollars)
Data from IRS Form 990-PF, 2025; updated September 2026.
How Sonoma Land Trust gives
- Giving grew 454% from 2022 to 2025. Method
From the foundation's IRS Form 990-PF filings. Methodology.
Next steps with Sonoma Land Trust
- How to evaluate Sonoma Land Trust as a funder
Our grant prospecting guide: read the 990-PF, check fit, and decide whether to apply.
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Financial Overview
From 2025 IRS Form 990-PF · View filing
Total Assets
$70.3M
+13.7% YoY
Annual Giving
$2.0M
+1290.6% YoY
Grant Count
2
+0.0% YoY
Avg Grant Size
$1.0M
+1290.6% YoY
About Sonoma Land Trust
Based on IRS filings
Sonoma Land Trust is a nonprofit organization focused on Environment & Animals, based in Santa Rosa, CA. IRS filing data is available from 2019 through 2025. As of 2025, the organization holds $70.3M in total assets. In 2025, it awarded 2 grants totaling $2.0M. Net investment income was $215K.
Focus Areas
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Geographic Focus
Where this funder awards grants
Grant Distribution by State
Share of all 2 itemized 2025 grant dollars.
States
Cities
Financial History
Multi-year comparison from IRS filings
| Metric | 2025 | 2024 | 2023 |
|---|---|---|---|
| Total Assets | $70,294,382 | $61,843,094 | $55,799,856 |
| Revenue | $1,800,680 | $25,805,431 | $16,453,814 |
| Expenses | $6,317,266 | $20,832,898 | $7,396,432 |
| Qualifying Distributions | — | — | — |
| Net Investment Income | $215,237 | $1,220,286 | $469,901 |
| Distributable Amount | — | — | — |
Data update history
When this profile's IRS filing data changed on Grantable
- Updated Form 990 for fiscal year 2025 (received by the IRS May 11, 2026)
- IRS filings on file for fiscal years 2019–2025
Giving Over Time
Total grant dollars and number of grants per year
Grant Insights
How this funder distributes its grants
Top Recipients
Top 2 recipients in 2025
Grant Size Distribution
30 grants across all recorded years
Giving History
Grant recipients and amounts by year
Among its reported 2025 grants, the largest recipients include Save the Redwoods League ($2,000,000), City of Santa Rosa ($15,000).
| Recipient | Purpose | Amount |
|---|---|---|
| SAVE THE REDWOODS LEAGUE San Francisco, CA | PROPERTY ACQUISITION | $2,000,000 |
| CITY OF SANTA ROSA Santa Rosa, CA | PROPERTY MAINTENANCE | $15,000 |
Leadership & Key People
Officers and directors from IRS filings
Compensation Overview
From 2024 IRS filing
From 2025 IRS filing
| Name | Title | Hours | Compensation |
|---|---|---|---|
| Scott Hafner | Chair | 2 | — |
| Phil Jensen | 1ST Vice Chair | 2 | — |
| Gregory Appling | 2ND Vice Chair | 2 | — |
| Ellie Rilla | Secretary | 2 | — |
| Marie Andel | Board Member | 2 | — |
| Simon Blattner | Board Member | 2 | — |
| Robert Brent | Board Member | 2 | — |
| Clay Clement | Board Member | 2 | — |
| Frank Dean | Board Member | 2 | — |
| Liz Fisher | Board Member | 2 | — |
| Duncan Higgons | Board Member | 2 | — |
| Quincey Tompkins Imhoff | Board Member | 2 | — |
| Nancy Otto | Board Member | 2 | — |
| Tim Portwood | Board Member | 2 | — |
| Judy Scotchmoor | Board Member | 2 | — |
| Allison Sanford | Board Member | 2 | — |
| Lewis Warren | Board Member | 2 | — |
| Anita Das | Board Member | 2 | — |
| Eamon O'Byrne | Executive Director | 40 | — |
| Michael J Rizzo | CFO | 40 | — |
Subject Areas
Focus areas based on grantmaking activity
Frequently Asked Questions
What is Sonoma Land Trust?
Sonoma Land Trust is a nonprofit organization focused on Environment & Animals, based in Santa Rosa, CA. It holds $70.3M in total assets as of 2025.
How large is Sonoma Land Trust?
As of 2025, Sonoma Land Trust holds $70.3M in total assets with $1.8M in annual revenue. It awarded 2 grants totaling $2.0M in 2025.
Where does Sonoma Land Trust operate?
Sonoma Land Trust has awarded grants in California, New York.
What size grants does Sonoma Land Trust award?
In 2025, Sonoma Land Trust awarded 2 grants totaling $2.0M — an average of about $1.0M per grant, based on its IRS Form 990 filings.
What is Sonoma Land Trust's EIN?
Sonoma Land Trust's EIN (Employer Identification Number) is 51-0197006. IRS Form 990 filing data is available on this page for 2019–2025.
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Data last updated September 2026. Sourced from IRS Form 990-PF filings.