David & Susan Martin Foundation Inc
DAVID & SUSAN MARTIN FOUNDATION INC is a private foundation based in Oakland, California. Its 2025 grants went to charitable organizations working in areas including education, health care, community services, and religion.
Key facts about David & Susan Martin Foundation Inc
In short: David & Susan Martin Foundation Inc gave $193K across 27 grants in 2025 (avg $7K), mostly in California. Source: 2025 IRS Form 990-PF.
- EIN
- 20-3945158
- Latest 990 filing
- Form 990-PF, 2025
- Annual giving (2025)
- $192,549
- Grants made (2025)
- 27
- Average grant
- $7,131
- Median grant
- $2,500
- Total assets
- $3,728,638
- Primary geography
- California (97% of itemized 2025 grant dollars)
- Accepts unsolicited proposals
- No
- How to apply
- The foundation makes contributions only to preselected charitable organizations and does not accept unsolicited requests for funds. Full details ↓
Data from IRS Form 990-PF, 2025; updated September 2026. Application details from Grantable's research on the foundation's public materials; confirm on its website before applying.
Financial Overview
From 2025 IRS Form 990-PF · View filing
Total Assets
$3.7M
-1.5% YoY
Annual Giving
$193K
+22.8% YoY
Grant Count
27
+107.7% YoY
Avg Grant Size
$7K
-40.9% YoY
Under IRS private-foundation payout rules, David & Susan Martin Foundation Inc reported a distributable amount of $200K for 2025 — the minimum it must pay out in qualifying distributions.
How David & Susan Martin Foundation Inc gives
- 38% of 2025 grantees were also funded in 2024. Method
- Giving grew 613% from 2022 to 2025. Method
- In 2025 it paid out 101% of its IRS minimum distribution (the 5% rule). Method
Estimate from itemized grant lists in IRS Form 990-PF filings (2025). Recipient names are matched across years, so a renamed or misspelled grantee can look new; grants to individuals are left out. Methodology.
Mission & Focus Areas
No mission statement for the foundation is provided. Its grants include support for education, health care, children’s programs, environmental protection, and religious organizations. For example, Bentley School describes its mission as promoting inquiry, academic excellence, personal achievement, and character. The Cancer League says it funds early-stage cancer research, while the League to Save Lake Tahoe says it protects and restores the basin’s environmental health and scenic beauty. Little Wishes says it grants wishes to hospitalized children who are chronically or critically ill.
Grantmaking
In 2025, the foundation made 27 grants totaling $192,549. Grants ranged from $1,000 to $47,500, with a median of $2,500. Among the largest were Bentley School ($47,500), UCSF Benioff Children’s Hospital ($30,000), Oakland Police Emergency Net ($20,000), Hospitals without Borders ($12,500), Reality SF Church ($12,000), and Hillside Christian Center ($10,000).
Ready to take the next step with David & Susan Martin Foundation Inc?
Geographic Focus
Where this funder awards grants
In 2025, California recipients received 97% of grant dollars; recipients in Missouri and Alabama each received 1%.
Grant Distribution by State
Share of 2025 grant dollars across all 27 itemized grants.
Cities
Giving Over Time
Total grant dollars and number of grants per year
From 2020 to 2025, annual grant giving ranged from $27K (2022) to $193K (2025). In 2025 it made 27 grants totaling $193K.
Grant Insights
How this funder distributes its grants
Top Recipients
Top 10 recipients in 2025
The largest 2025 recipient was Bentley School ($48K). Together the top 10 received $154K.
Grant Size Distribution
69 grants across all recorded years
The most common grant size was under $50K: 69 grants of 69 (100%).
Giving History
Grant recipients and amounts by year
| Recipient | Purpose | Amount |
|---|---|---|
| Bentley School Lafayette, CA | Allow Students to Pursue Academic Excellence | $47,500 |
| UCSF Benioff Children's Hospital San Francisco, CA | To ensure that every child in our community hasaccess to world class pediatric health care. | $30,000 |
| Oakland Police Emergency Net Oakland, CA | Scholarship fund | $20,000 |
| Hospitals without Borders Oakland, CA | Deploy healthcare facilities in response to urgent need. | $12,500 |
| Reality SF Church San Francisco, CA | General Support to Church | $12,000 |
| Hillside Christian Center Napa, CA | To Support Church and Its Missions | $10,000 |
| The Cancer League Inc Oakland, CA | To Fund Groundbreaking Cancer Research at Itsearly Stages. | $6,000 |
| Children's Health Guild Lafayette, CA | Support children's hospital and care programs | $6,000 |
| League to Save Lake Tahoe South Lake Tahoe, CA | Protect Lake Tahoe basin | $5,000 |
| Little Wishes San Anselmo, CA | Young patient wish fulfillment | $5,000 |
Financial History
Multi-year comparison from IRS filings
| Filing year | Grants | Grant count |
|---|---|---|
| 2025 | $192,549 | 27 |
| 2024 | $156,833 | 13 |
| 2023 | $175,100 | 21 |
| Metric | 2025 | 2024 | 2023 |
|---|---|---|---|
| Total Assets | $3,728,638 | $3,785,721 | $3,699,315 |
| Revenue | $184,659 | $645,855 | $199,951 |
| Expenses | $242,926 | $189,563 | $210,664 |
| Qualifying Distributions | $202,805 | $161,621 | $187,970 |
| Net Investment Income | $159,376 | $622,856 | $177,165 |
| Distributable Amount | $200,228 | $179,152 | $173,330 |
Data update history
When this profile's IRS filing data changed on Grantable
- Updated Form 990-PF for fiscal year 2020 (received by the IRS April 12, 2021)
- Updated Form 990-PF for fiscal year 2021 (received by the IRS April 11, 2022)
- Updated Form 990-PF for fiscal year 2022 (received by the IRS October 27, 2023)
- Updated Form 990-PF for fiscal year 2023 (received by the IRS April 22, 2024)
- Updated Form 990-PF for fiscal year 2024 (received by the IRS February 27, 2025)
- Updated Form 990-PF for fiscal year 2025 (received by the IRS March 16, 2026)
- IRS filings on file for fiscal years 2020–2025
Leadership & Key People
Leadership team and compensation from IRS filings
The 2025 filing lists Katherine L Osler and Annabel R Siri as Co-Presidents, Stephen E Siri as Secretary, and Justin H Osler as CFO/Director.
David & Susan Martin Foundation Inc is led by Annabel R Siri, Co-President since 2024 (on filings since 2020); none of the 4 officers listed in 2025 report compensation.
Officers on the 2025 filing
Annabel R Siri
Co-President
Secretary & Director → Co-President & Director, 2021
Co-President & Director → Co-President, 2024
On filings since 2020
1 hr/week
No compensation reported
Katherine L Osler
Co-President
CFO & Director → Co-President & Director, 2021
Co-President & Director → Co-President, 2024
On filings since 2020
1 hr/week
No compensation reported
Justin H Osler
CFO & Director
On filings since 2021
1 hr/week
No compensation reported
Stephen E Siri
Secretary & Director
On filings since 2021
1 hr/week
No compensation reported
Former officers (1)
- Former: J. David Martin (2020–2021) — President & 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.
Contact
Mailing address: 1970 Broadway 745, Oakland, CA 94612
Phone: (310) 474-7379
Frequently asked questions about David & Susan Martin Foundation Inc
How much does David & Susan Martin Foundation Inc give each year?
David & Susan Martin Foundation Inc gave $193K across 27 grants in 2025, according to its 2025 IRS Form 990-PF. In 2024 it gave $157K across 13 grants.
What is David & Susan Martin Foundation Inc's typical grant size?
David & Susan Martin Foundation Inc's median grant in 2025 was $2,500, and its average grant was $7,131, across 27 grants on its 2025 IRS Form 990-PF.
Where does David & Susan Martin Foundation Inc give grants?
David & Susan Martin Foundation Inc gives mostly in California: 97% of the grant dollars itemized on its 2025 IRS Form 990-PF went to recipients there. The most frequent recipient cities were Oakland, CA (5 grants), Lafayette, CA (3 grants), San Francisco, CA (3 grants) and Napa, CA (3 grants).
Does David & Susan Martin Foundation Inc give general operating support?
Yes: 26% of David & Susan Martin Foundation Inc's 2025 grants with a stated purpose (7 of 27) were for general or operating support, per its 2025 IRS Form 990-PF.
Who are David & Susan Martin Foundation Inc's largest grantees?
David & Susan Martin Foundation Inc's largest 2025 grantees include Bentley School ($47,500), UCSF Benioff Children's Hospital ($30,000) and Oakland Police Emergency Net ($20,000), according to its 2025 IRS Form 990-PF. Together they received 51% of its itemized 2025 grant dollars.
How large is David & Susan Martin Foundation Inc?
David & Susan Martin Foundation Inc reported $3.7M in total assets on its 2025 IRS Form 990-PF. It paid out $203K in qualifying distributions that year, against a required minimum of $200K (roughly 5% of its investment assets).
What does David & Susan Martin Foundation Inc fund?
No mission statement for the foundation is provided. Its grants include support for education, health care, children’s programs, environmental protection, and religious organizations. See mission & focus areas ↑
How do I apply for a grant from David & Susan Martin Foundation Inc?
The foundation makes contributions only to preselected charitable organizations and does not accept unsolicited requests for funds. Eligibility and process details are in the grantmaking section of this profile. See how to apply ↑
What is David & Susan Martin Foundation Inc's EIN?
David & Susan Martin Foundation Inc's EIN (Employer Identification Number) is 20-3945158. IRS Form 990 filing data is available on this page for 2020–2025.
Does David & Susan Martin Foundation Inc accept unsolicited proposals?
No, according to Grantable's research on the foundation's published guidelines. See how to apply ↑
Data last updated September 2026. Sourced from IRS Form 990-PF filings. Research dossier generated September 2026.
Here's the math on researching David & Susan Martin Foundation Inc by hand.
Explore Open Grants
Browse active grant opportunities in David & Susan Martin Foundation Inc's focus areas in our free grants database
Similar Funders
Funders that support many of the same organizations
East Bay Community Foundation
Oakland, CA
East Bay Community Foundation funds racial, social, and economic justice, including community organizing, arts and culture, capacity building, and inclusive economic models, with priority for community-led organizations serving marginalized communities. Its 2025 median grant was $25,000; its core focus is Alameda and Contra Costa counties. Most program grants are by invitation, though application opportunities open periodically and some donor-created funds offer grants.
Assets
$514.0M
Grants
842
Total Given
$62.8M
Jewish Community Federation of San Francisco the Peninsula Marin & Sonoma
San Francisco, CA
Jewish Federation Bay Area funds programs that strengthen Jewish life, combat antisemitism, respond to crises, support people in need, and advance justice and inclusion. Its work focuses on the Bay Area, Israel, and beyond; 2025 grants had a median of $22,750, though amounts varied widely. It frequently issues requests for proposals and welcomes inquiries about its process, but no current opportunities are listed.
Assets
$2.0B
Grants
1,032
Total Given
$94.5M
Marin Community Foundation
Novato, CA
Marin Community Foundation funds equity-focused work, including affordable housing, homelessness, community resilience and power, and arts; its Buck Family Fund supports organizations serving Marin County, including those based elsewhere. Its 2025 grants had a median of $25,000 and ranged from $5,050 to $10 million; the profile does not state whether it accepts unsolicited requests.
Assets
$1.3B
Grants
1,573
Total Given
$186.1M
Silicon Valley Community Foundation
Mountain View, CA
Silicon Valley Community Foundation funds work in areas such as housing, economic security, education, health, the environment, arts and culture, and civic engagement, with Community Action Grants supporting local, community-led organizations in San Mateo and Santa Clara counties. Its 2024 grants had a median of $51,716, though amounts varied widely; applications depend on the program, and SVCF states that it does not accept unsolicited proposals for advised funds.
Assets
$12.3B
Grants
3,576
Total Given
$3.2B
California Community Foundation
Los Angeles, CA
The California Community Foundation funds work in education, health, housing, immigration, and other community needs, primarily in Los Angeles County. Its 2025 grants had a median of $50,000, though amounts varied widely; it does not accept unsolicited funding requests.
Assets
$2.3B
Grants
2,174
Total Given
$326.6M
The William & Flora Hewlett Foundation
Menlo Park, CA
The William & Flora Hewlett Foundation funds education, climate and conservation, the arts, gender equity, governance, democracy, and philanthropy, with work in the San Francisco Bay Area, the U.S. West, nationally, and internationally. Its 2024 grants had a median of $150,000, though awards ranged from $50 to more than $11 million; it often provides long-term general operating support. It generally does not accept unsolicited requests, except through invited open processes.
Assets
$14.2B
Grants
2,001
Total Given
$625.0M
Direct Relief
Santa Barbara, CA
Direct Relief funds community health centers, free and charitable clinics, educational institutions, and other organizations addressing health inequities, and provides medical supplies for healthcare facilities serving underserved communities and people affected by emergencies. Its 2025 grants ranged from $5,500 to $4.34 million, with a median of $100,000, supporting work across the U.S. and more than 80 countries. The available information does not state whether it accepts unsolicited grant requests.
Assets
$1.3B
Grants
1,367
Total Given
$337.4M
Conrad N Hilton Foundation
Westlake Village, CA
The Conrad N. Hilton Foundation funds nonprofits working to improve lives and alleviate poverty, with initiatives including early childhood development, homelessness, refugees, safe water, and support for foster and opportunity youth. Its work is global, and its 2024 grants had a median award of $76,000. It generally does not accept unsolicited requests, except through its Good Neighbor Program for eligible local nonprofits and Title 1 schools.
Assets
$7.4B
Grants
1,339
Total Given
$287.7M
The San Diego Foundation
San Diego, CA
The San Diego Foundation supports nonprofits advancing racial and social justice, equity of opportunity, and resilient communities, with grants for projects, capacity building, or general support. Its 2025 itemized grants had a median of $25,000, with awards ranging from $5,100 to nearly $5 million; it generally funds organizations serving San Diego County residents, though some grants reach beyond the county. Applications are made through posted funding opportunities, and the profile does not state whether unsolicited requests are accepted.
Assets
$1.7B
Grants
1,158
Total Given
$94.3M
The California Endowment
Los Angeles, CA
The California Endowment funds health and racial equity, including health care access, community health, organizing, and policy change, primarily in California. Its 2024 grants had a median of $100,000, though amounts varied widely; it does not accept unsolicited requests and funds preselected organizations only.
Assets
$4.5B
Grants
1,125
Total Given
$215.9M
Kaiser Foundation Hospitals
Oakland, CA
Kaiser Foundation Hospitals supports community health, health-care access, and efforts addressing health inequities, including mental and behavioral health, housing, and employment. Its 2024 grants had a median of $25,000, with most grant dollars going to California; Southern California grants focus on its 14 service areas. For Southern California regional grants, unsolicited letters of inquiry and proposals are not accepted; other application routes described include invited inquiries and open event sponsorship applications.
Assets
$87.4B
Grants
1,122
Total Given
$225.4M
Jewish Community Foundation of Los Angeles
Los Angeles, CA
The Jewish Community Foundation of Los Angeles supports human services, health, education, Jewish life, arts and culture, and nonprofit capacity and facilities, with grants in Los Angeles, Israel, and beyond. Its 2024 itemized grants had a median of $25,000, though amounts varied widely. General Community grants are invitation-only and do not accept unsolicited requests; all 2025 grantmaking is by invitation only.
Assets
$1.2B
Grants
1,063
Total Given
$142.2M
More Funders in California
David & Susan Martin Foundation Inc down — hundreds of funders to go?