Casillas Foundation
Casillas Foundation is a private foundation filing Form 990-PF and based in La Jolla, California. In 2024, it reported nine grants totaling $165,000, all designated for general operations.
Casillas Foundation at a glance
In short: Casillas Foundation gave $165K across 9 grants in 2024 (avg $18K), top state California. Source: 2024 IRS Form 990-PF.
- Annual giving (2024)
- $165,000
- -5.7% vs 2023
- Grants made (2024)
- 9
- -50.0% vs 2023
- Average grant
- $18,333
- +88.6% vs 2023
- Median grant
- $20,000
- Total assets
- $2,297,858
- +14.2% vs 2023
- Primary geography
- California (32% of itemized 2024 grant dollars)
- Latest 990 filing
- Form 990-PF, 2024 View filing
Data from IRS Form 990-PF, 2024; updated October 2026.
How to apply to Casillas Foundation
- Accepts unsolicited proposals
- No
- How to Apply
-
The foundation makes contributions only to preselected charitable organizations and does not accept unsolicited requests for funds.
- Contact
Mailing address: 7946 Ivanhoe Avenue 302, La Jolla, CA 92307-4518
Phone: (858) 459-1930
Application details from Grantable's research on the foundation's public materials; confirm on its website before applying.
Who Casillas Foundation funds
How this funder distributes its grants
Top Recipients
Top 9 recipients in 2024
The largest 2024 recipient was Focus Mission Foundation ($25K). Together the top 9 received $165K.
Grant Size Distribution
73 grants across all recorded years
The most common grant size was under $50K: 73 grants of 73 (100%).
Geographic Focus
Where this funder awards grants
In 2024, California received 32% of grant dollars, Washington, D.C. 23%, and Colorado, Virginia, and New Jersey 15% each.
Grant Distribution by State
Share of 2024 grant dollars across all 9 itemized grants.
States
Cities
How Casillas Foundation gives
- Giving held roughly steady from 2021 to 2024 (+14%). Method
- In 2024 it paid out 94% of its IRS minimum distribution (the 5% rule). Foundations have until the end of the next year to meet it. Method
From the foundation's IRS Form 990-PF filings. Methodology.
Giving History
Giving Over Time
Total grant dollars and number of grants per year
From 2020 to 2024, annual grant giving ranged from $144K (2021) to $175K (2023). In 2024 it made 9 grants totaling $165K.
Grants by year
Grant recipients and amounts by year
| Recipient | Purpose | Amount |
|---|---|---|
| Focus Mission Foundation Golden, CO | General Operations | $25,000 |
| Institute for Family Studies Charlottesville, VA | General Operations | $25,000 |
| Miles Christi San Diego, CA | General Operations | $25,000 |
| Witherspoon Institute Princeton, NJ | General Operations | $25,000 |
| Becket Fund for Religious Liberty Washington, DC | General Operations | $20,000 |
| Berkeley Institute Berkeley, CA | General Operations | $20,000 |
| Leonine Forum Washington, DC | General Operations | $15,000 |
| Institute of Reproductive Grief Care San Diego, CA | General Operations | $7,500 |
| Philantropy Roundtable Wasington, DC | General Operations | $2,500 |
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Financial History
Multi-year comparison from IRS filings
| Filing year | Total Assets | Revenue | Expenses | Grants paid | Grants | Qualifying Distributions | Net Investment Income | Distributable Amount |
|---|---|---|---|---|---|---|---|---|
| 2024 | $2,297,858 | $79,713 | $231,800 | $165,000 | 9 | $166,843 | $72,871 | $178,394 |
| 2023 | $2,012,659 | $171,402 | $217,584 | $175,000 | 18 | $176,971 | $30,789 | $169,632 |
| 2022 | $1,922,496 | $125,223 | $242,205 | $172,000 | 14 | $173,745 | $48,478 | $171,675 |
| 2021 | $2,083,059 | $118,317 | $211,414 | $144,450 | 11 | $146,127 | $103,105 | $174,619 |
| 2020 | $2,227,215 | $263,556 | $232,474 | $160,000 | 21 | — | $115,828 | $146,865 |
Under IRS private-foundation payout rules, Casillas Foundation reported a distributable amount of $178K for 2024 — 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 2024 grants supported charitable organizations, including the Witherspoon Institute, whose stated mission is “Research, education, and public awareness of the political, moral and philosophical principles of free and democratic societies.”
Grantmaking
In 2024, the foundation gave $165,000 through nine grants. Grant amounts ranged from $2,500 to $25,000, with a median of $20,000. The largest grants were $25,000 each to Focus Mission Foundation, Institute for Family Studies, Miles Christi, and Witherspoon Institute. Other grants included $20,000 to Becket Fund for Religious Liberty and Berkeley Institute, and $15,000 to Leonine Forum.
Leadership & Key People
Leadership team and compensation from IRS filings
The 2024 filing lists Frederic Clark as president; Margaret Nolan Clark as vice president/secretary; and Sean Fieler, Greg Pfundstein, Rev Anthony J Saroki, William Mumma, and Jeremy Beer as directors.
Casillas Foundation is led by Frederic Clark, President on every filing since 2020; none of the 7 officers listed in 2024 report compensation.
Officers on the 2024 filing
Frederic Clark
President
On filings since 2020
2 hrs/week
No compensation reported
Anthony J. Saroki
Director
On filings since 2020
2 hrs/week
No compensation reported
Greg Pfundstein
Director
On filings since 2020
2 hrs/week
No compensation reported
Sean Fieler
Director
On filings since 2020
2 hrs/week
No compensation reported
William Mumma
Director
On filings since 2020
2 hrs/week
No compensation reported
Jeremy Beer
Director
On filings since 2023
2 hrs/week
No compensation reported
Margaret Nolan Clark
Vice President & Secretary
On filings since 2020
2 hrs/week
No compensation reported
Data from IRS Form 990 filings, 2020–2024. "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 Casillas Foundation
How much does Casillas Foundation give each year?
Casillas Foundation gave $165K across 9 grants in 2024, according to its 2024 IRS Form 990-PF. In 2023 it gave $175K across 18 grants.
What is Casillas Foundation's typical grant size?
Casillas Foundation's median grant in 2024 was $20,000, and its average grant was $18,333, across 9 grants on its 2024 IRS Form 990-PF.
Where does Casillas Foundation give grants?
Casillas Foundation's top state is California, with 32% of the grant dollars itemized on its 2024 IRS Form 990-PF. The next largest states were District of Columbia (23%) and Colorado (15%). The most frequent recipient cities were Washington, DC (2 grants) and San Diego, CA (2 grants).
Does Casillas Foundation give general operating support?
Yes: 100% of Casillas Foundation's 2024 grants with a stated purpose (9 of 9) were for general or operating support, per its 2024 IRS Form 990-PF.
Who are Casillas Foundation's largest grantees?
Casillas Foundation's largest 2024 grantees include Focus Mission Foundation ($25,000), Institute for Family Studies ($25,000) and Miles Christi ($25,000), according to its 2024 IRS Form 990-PF. Together they received 45% of its itemized 2024 grant dollars.
How large is Casillas Foundation?
Casillas Foundation reported $2.3M in total assets on its 2024 IRS Form 990-PF. It paid out $167K in qualifying distributions that year, against a required minimum of $178K (roughly 5% of its investment assets). Falling short in one year is not a violation: foundations have until the end of the next year to meet the minimum.
What does Casillas Foundation fund?
No mission statement for the foundation is provided. Its 2024 grants supported charitable organizations, including the Witherspoon Institute, whose stated mission is “Research, education, and public awareness of the political, moral and philosophical principles of free and democratic societies.” See mission & focus areas ↑
How do I apply for a grant from Casillas Foundation?
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 Casillas Foundation's EIN?
Casillas Foundation's EIN (Employer Identification Number) is 94-3107207. IRS Form 990 filing data is available on this page for 2020–2024.
Does Casillas 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 years 2020–2024
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