Seidler Family Foundation
The Seidler Family Foundation is a private foundation based in Los Angeles, California. In its 2020 filing, it reported 102 grants totaling $614,500. That filing is marked as the foundation’s final return, so the foundation appears to have wound down or stopped grantmaking.
Seidler Family Foundation at a glance
In short: Seidler Family Foundation gave $615K across 102 grants in 2020 (avg $6K), top state Indiana. Source: 2020 IRS Form 990-PF.
- Annual giving (2020)
- $614,500
- Grants made (2020)
- 102
- Average grant
- $6,025
- Median grant
- $1,000
- Primary geography
- Indiana (36% of itemized 2020 grant dollars)
- Latest 990 filing
- Form 990-PF, 2020 View filing
Data from IRS Form 990-PF, 2020; updated October 2026.
How to apply to Seidler Family Foundation
- Accepts unsolicited proposals
- No
- How to Apply
-
The foundation stated that it made contributions only to preselected charitable organizations and does not accept unsolicited requests. This information comes from its final 2020 filing and is not a current application process.
- Contact
Mailing address: 515 S Figueroa Street No 1988, Los Angeles, CA 90071
Phone: (213) 439-9620
Application details from Grantable's research on the foundation's public materials; confirm on its website before applying.
Who Seidler Family Foundation funds
How this funder distributes its grants
Top Recipients
Top 10 recipients in 2020
The largest 2020 recipient was University of Notre Dame ($210K). Together the top 10 received $458K.
Grant Size Distribution
102 grants across all recorded years
The most common grant size was under $50K: 99 grants of 102 (97%).
Geographic Focus
Where this funder awards grants
In 2020, the largest shares of grant dollars went to recipients in Indiana (36%), California (35%), Virginia (10%), Minnesota (8%), and New York (5%).
Grant Distribution by State
Share of 2020 grant dollars across all 102 itemized grants.
States
Cities
Giving History
Giving Over Time
Total grant dollars and number of grants per year
In 2020 it made 102 grants totaling $615K.
Grants by year
Grant recipients and amounts by year
| Recipient | Purpose | Amount |
|---|---|---|
| University of Notre Dame Notre Dame, IN | General | $210,000 |
| Christendom College Front Royal, VA | General | $50,000 |
| Mayo Clinic Rochester, MN | General | $50,000 |
| Lifesocal Los Angeles, CA | General | $37,500 |
| Carmelite Sisters of the Most Sacred Heart Alhambra, CA | General | $20,000 |
| National Baseball Hall of Fame Cooperstown, NY | General | $20,000 |
| Santa Clara University Santa Clara, CA | General | $20,000 |
| St Francis High School La Canada Flintridge, CA | General | $20,000 |
| St Monica Academy Montrose, CA | General | $20,000 |
| Capuchin Friars Support Fund Burlingame, CA | General | $10,000 |
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Financial History
Multi-year comparison from IRS filings
| Filing year | Revenue | Expenses | Grants paid | Grants | Net Investment Income | Distributable Amount |
|---|---|---|---|---|---|---|
| 2020 | $229,574 | $622,472 | $614,500 | 102 | $231,159 | $23,395 |
Under IRS private-foundation payout rules, Seidler Family Foundation reported a distributable amount of $23K for 2020 — the minimum it must pay out in qualifying distributions.
Research compiled by Grantable AI from public sources. Last updated September 2026.
Mission & Focus Areas
No mission statement for the foundation is provided. Its 2020 grants went to organizations including educational institutions, health organizations, religious organizations, and other nonprofits. For example, Mayo Clinic describes its mission as providing patient care, education, and research to promote health and well-being. St. Monica Academy describes itself as a Catholic school offering a classical education. These are the grantees’ descriptions of their own missions, not statements of the foundation’s priorities.
Grantmaking
In 2020, the foundation made 102 grants totaling $614,500. Grant amounts ranged from $300 to $210,000, with a median grant of $1,000.
The largest reported grants included $210,000 to the University of Notre Dame, $50,000 each to Christendom College and Mayo Clinic, and $37,500 to LifeSocal. Other notable grants included $20,000 each to the Carmelite Sisters of the Most Sacred Heart, the National Baseball Hall of Fame, Santa Clara University, St. Francis High School, and St. Monica Academy.
Leadership & Key People
Leadership team and compensation from IRS filings
The 2020 filing listed Therese Seidler as president, Mary Kay Gates as secretary, Ann T Hagan as treasurer, and Michael Seidler as vice president.
Seidler Family Foundation is led by Therese Seidler, President on the 2020 filing; none of the 4 officers listed in 2020 report compensation.
Officers on the 2020 filing
Therese Seidler
President
New on the 2020 filing
1 hr/week
No compensation reported
Ann T. Hagan
Treasurer
New on the 2020 filing
1 hr/week
No compensation reported
Mary Kay Gates
Secretary
New on the 2020 filing
1 hr/week
No compensation reported
Michael Seidler
Vice President
New on the 2020 filing
1 hr/week
No compensation reported
Data from IRS Form 990 filings, 2020. "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 Seidler Family Foundation
How much does Seidler Family Foundation give each year?
Seidler Family Foundation gave $615K across 102 grants in 2020, according to its 2020 IRS Form 990-PF.
What is Seidler Family Foundation's typical grant size?
Seidler Family Foundation's median grant in 2020 was $1,000, and its average grant was $6,025, across 102 grants on its 2020 IRS Form 990-PF.
Where does Seidler Family Foundation give grants?
Seidler Family Foundation's top state is Indiana, with 36% of the grant dollars itemized on its 2020 IRS Form 990-PF. The next largest states were California (35%) and Virginia (10%). The most frequent recipient cities were Los Angeles, CA (17 grants), Washington, DC (6 grants), Alhambra, CA (5 grants) and Notre Dame, IN (3 grants).
Does Seidler Family Foundation give general operating support?
Yes: 100% of Seidler Family Foundation's 2020 grants with a stated purpose (102 of 102) were for general or operating support, per its 2020 IRS Form 990-PF.
Who are Seidler Family Foundation's largest grantees?
Seidler Family Foundation's largest 2020 grantees include University of Notre Dame ($210,000), Christendom College ($50,000) and Mayo Clinic ($50,000), according to its 2020 IRS Form 990-PF. Together they received 50% of its itemized 2020 grant dollars.
What does Seidler Family Foundation fund?
No mission statement for the foundation is provided. Its 2020 grants went to organizations including educational institutions, health organizations, religious organizations, and other nonprofits. See mission & focus areas ↑
How do I apply for a grant from Seidler Family Foundation?
The foundation stated that it made contributions only to preselected charitable organizations and does not accept unsolicited requests. Eligibility and process details are in the grantmaking section of this profile. See how to apply ↑
How much is Seidler Family Foundation required to give away each year?
Private foundations must generally distribute about 5% of their assets annually. For 2020, Seidler Family Foundation reported a distributable amount of $23K on its IRS Form 990-PF — the minimum it must pay out in qualifying distributions.
What is Seidler Family Foundation's EIN?
Seidler Family Foundation's EIN (Employer Identification Number) is 95-4635045. IRS Form 990 filing data is available on this page for 2020.
Does Seidler Family Foundation accept unsolicited proposals?
No, according to Grantable's research on the foundation's published guidelines. See how to apply ↑
Data last updated October 2026. Sourced from IRS Form 990-PF filings. Research dossier generated September 2026.
Data update history
(1)
When this profile's IRS filing data changed on Grantable
- IRS filings on file for fiscal year 2020
Live grants for the work Seidler Family Foundation funds
Philanthropy, Voluntarism & Grantmaking Open opportunities, soonest deadline first.
- Nixa Affiliate Grantmaking Program Up to US $10,000 · Due October 19, 2026
- Community and School Grants $28,000 total pool; 10-15 grants expected · Due October 19, 2026
- Mary Pinola/Crescenta Valley Chamber Education Fund $500 - $5,000 for ongoing programs; up to $15,000 for Strategic Initiative Grants · Due October 19, 2026
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Seidler Family Foundation down — hundreds of funders to go?