Tiburon Peninsula Foundation
Preserve, protect and enhance life on the Tiburon Peninsula
Tiburon Peninsula Foundation at a glance
In short: Tiburon Peninsula Foundation gave $20K across 2 grants in 2024 (avg $10K), mostly in California. Source: 2024 IRS Form 990.
- Annual giving (2024)
- $20,000
- +37.0% vs 2023
- Grants made (2024)
- 2
- +0.0% vs 2023
- Average grant
- $10,000
- +37.0% vs 2023
- Median grant
- $10,000
- Total assets
- $591,152
- +8.3% vs 2023
- Primary geography
- California (100% of itemized 2024 grant dollars)
- Latest 990 filing
- Form 990, 2024 View filing
Data from IRS Form 990, 2024; updated September 2026.
Who Tiburon Peninsula Foundation funds
How this funder distributes its grants
Top Recipients
Top 2 recipients in 2024
The largest 2024 recipient was Town of Tiburon ($10K). Together the top 2 received $20K.
Grant Size Distribution
4 grants across all recorded years
The most common grant size was under $50K: 4 grants of 4 (100%).
Geographic Focus
Where this funder awards grants
Grant Distribution by State
Share of 2024 grant dollars across all 2 itemized grants.
States
Cities
Giving History
Giving Over Time
Total grant dollars and number of grants per year
From 2023 to 2024, annual grant giving ranged from $15K (2023) to $20K (2024). In 2024 it made 2 grants totaling $20K.
Grants by year
Grant recipients and amounts by year
| Recipient | Purpose | Amount |
|---|---|---|
| Town of Tiburon Belvedere Tiburon, CA | Cultural Festivities | $10,000 |
| Marin Community Foundation Novato, CA | Support for homeless & low income families | $10,000 |
Ready to take the next step with Tiburon Peninsula Foundation?
Financial History
Multi-year comparison from IRS filings
| Filing year | Total Assets | Revenue | Expenses | Grants paid | Grants | Net Investment Income |
|---|---|---|---|---|---|---|
| 2024 | $591,152 | $88,634 | $90,032 | $20,000 | 2 | $29,825 |
| 2023 | $545,603 | $174,366 | $92,526 | $14,600 | 2 | $13,890 |
| 2022 | — | $96,632 | $58,542 | — | — | — |
| 2021 | — | $77,287 | $43,083 | — | — | — |
| 2020 | — | $88,621 | $100,996 | — | — | — |
| 2019 | — | $68,142 | $37,664 | — | — | — |
About Tiburon Peninsula Foundation
Based on IRS filings
Tiburon Peninsula Foundation is a public charity, based in Tiburon, CA. IRS filing data is available from 2019 through 2024. As of 2024, the organization holds $591K in total assets. In 2024, it awarded 2 grants totaling $20K. Net investment income was $30K.
Focus Areas
Leadership & Key People
Officers and directors from IRS filings
Tiburon Peninsula Foundation is led by Devin Stroman, President since 2023 (on filings since 2022); none of the 11 officers listed in 2024 report compensation.
Officers on the 2024 filing
Devin Stroman
President
Vice President → President, 2023
On filings since 2022
5 hrs/week
No compensation reported
Arlene Nielsen
Board Member
Director → Secretary, 2022
Secretary → Board Member, 2023
On filings since 2019
5 hrs/week
No compensation reported
David Holscher
Board Member
Treasurer → Board Member, 2023
On filings since 2019
5 hrs/week
No compensation reported
Ed Lynch
Board Member
Director → Board Member, 2023
On filings since 2019
5 hrs/week
No compensation reported
Elizabeth Green Kilgore
Board Member
Director → President, 2020
President → Board Member, 2023
On filings since 2019
5 hrs/week
No compensation reported
Jeff Slavitz
Board Member
President → Board Member, 2023
On filings since 2019
5 hrs/week
No compensation reported
Jim Wood
Board Member
Director → Board Member, 2023
On filings since 2019
5 hrs/week
No compensation reported
Petey Stein
Board Member
Director → Board Member, 2023
On filings since 2019
5 hrs/week
No compensation reported
Emmett ODonnell
Board Member
Director → President, 2022
President → Board Member, 2023
On filings since 2020
5 hrs/week
No compensation reported
Julia Shumelda
Board Member
Director → Board Member, 2023
On filings since 2021
5 hrs/week
No compensation reported
Steve Maisel
Board Member
On filings since 2023
5 hrs/week
No compensation reported
Former officers (2)
- Former: Art Kern (2019–2021) — Director
- Former: Steve Sears (2019–2021) — Director
Data from IRS Form 990 filings, 2019–2024. "On filings since" is the earliest filing we hold that lists the person; hours are average hours per week as reported.
Frequently asked questions about Tiburon Peninsula Foundation
How much does Tiburon Peninsula Foundation give each year?
Tiburon Peninsula Foundation gave $20K across 2 grants in 2024, according to its 2024 IRS Form 990. In 2023 it gave $15K across 2 grants.
How large is Tiburon Peninsula Foundation?
Tiburon Peninsula Foundation reported $591K in total assets on its 2024 IRS Form 990. Its revenue that year was $89K.
Where does Tiburon Peninsula Foundation operate?
Tiburon Peninsula Foundation has awarded grants in California.
What is Tiburon Peninsula Foundation's EIN?
Tiburon Peninsula Foundation's EIN (Employer Identification Number) is 23-7035666. IRS Form 990 filing data is available on this page for 2019–2024.
Data last updated September 2026. Sourced from IRS Form 990 filings.
Data update history
(6)
When this profile's IRS filing data changed on Grantable
- Added Form 990-EZ for fiscal year 2019 (received by the IRS May 5, 2020)
- Updated Form 990-EZ for fiscal year 2020 (received by the IRS May 10, 2021)
- Updated Form 990-EZ for fiscal year 2021 (received by the IRS May 16, 2022)
- Updated Form 990-EZ for fiscal year 2022 (received by the IRS May 11, 2023)
- Added Form 990 for fiscal year 2024 (received by the IRS May 11, 2026)
- IRS filings on file for fiscal years 2020–2023
Explore Open Grants
Browse active grant opportunities in Tiburon Peninsula Foundation's focus areas in our free grants database
Similar Funders
Funders with grantees in common
5 Ryan Foundation
Tiburon, CA
The 5 Ryan Foundation primarily funds medical research on MPS I and other rare diseases, with grants also supporting education, homelessness prevention, disability services, and other causes. Its 2025 grants ranged from $500 to $60,000, with a median of $5,000; most funding went to California, with smaller amounts awarded in several other states. It funds only preselected organizations and does not accept unsolicited requests.
Assets
$6.0M
Grants
43
Total Given
$408K
Leonard & Beryl Buck Foundation
Saint Louis, MO
The Leonard & Beryl Buck Foundation supports nonprofit charitable, religious, and educational activities in Marin County, California, including education, affordable housing, economic security, health, arts, social justice, and environmental work. In 2025, its 57 grants ranged from $8,500 to $7.7 million, with a median of $200,000. The profile does not state whether it accepts unsolicited requests.
Assets
$1.1B
Grants
57
Total Given
$27.1M
Zzyzx Foundation Inc
Ventura, CA
Assets
$5.0M
Grants
1
Total Given
$20K
Ross School Foundation
Ross, CA
and what the school receives from state, local, and federal sources.
Assets
$2.1M
Grants
2
Total Given
$1.8M
The Wilder Trust
Jackson, WY
Advocacy, education, and philanthropy relating to the root causes of climate change, extractive capitalism, structural inequities, and disinformation; protection of biodiversity through ecosystem restoration; land preservation; nature-based climate and environmental solutions; advocacy and support of indigenous americans, people of color, reparations for impact of ancestors actions; protecting democracy; providing legal aid; protecting women's rights, including access to reproductive health care; judicial, police, and prison reform; lobbying and other advocacy in support of these issues; and making grants to other nonprofit organizations.
Assets
$68.3M
Grants
2
Total Given
$802K
Ray and Dagmar Dolby Family Fund
San Francisco, CA
The Ray and Dagmar Dolby Family Fund supports organizations with general operating grants; its 2024 awards ranged from $1 million to about $1.29 million, with funding going to recipients in California and Illinois. It accepts requests by simple letter describing the organization and intended use of funds, and reports no deadlines.
Assets
$83.8M
Grants
3
Total Given
$3.5M
More similar funders
More Funders in California
The filing figures on this page are open data under CC BY 4.0. About GrantGraph Open
Figures come from Tiburon Peninsula Foundation'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.
Tiburon Peninsula Foundation down — hundreds of funders to go?