The W A Mueller Foundation
The W A Mueller Foundation is a private foundation based in San Clemente, California. Its 2025 grants went to organizations including Catholic institutions, military-support groups, animal-service organizations, and policy and humanitarian organizations.
The W A Mueller Foundation at a glance
In short: The W A Mueller Foundation gave $32K across 34 grants in 2025 (avg $937.794), top state California. Source: 2025 IRS Form 990-PF.
- Annual giving (2025)
- $31,885
- +6.3% vs 2024
- Grants made (2025)
- 34
- -19.0% vs 2024
- Average grant
- $938
- +31.3% vs 2024
- Median grant
- $750
- Total assets
- $331,107
- -6.0% vs 2024
- Primary geography
- California (42% of itemized 2025 grant dollars)
- Latest 990 filing
- Form 990-PF, 2025 View filing
Data from IRS Form 990-PF, 2025; updated October 2026.
How to apply to The W A Mueller Foundation
- Accepts unsolicited proposals
- No
- How to Apply
-
The foundation states that it makes contributions only to preselected charitable organizations and does not accept unsolicited requests.
- Contact
Mailing address: 638 Camino De Los Mares H130, San Clemente, CA 92673
Phone: (949) 498-1109
Application details from Grantable's research on the foundation's public materials; confirm on its website before applying.
Who The W A Mueller Foundation funds
How this funder distributes its grants
Top Recipients
Top 10 recipients in 2025
The largest 2025 recipient was St Edwards the Confessor Catholic C ($7K). Together the top 10 received $20K.
Grant Size Distribution
136 grants across all recorded years
The most common grant size was under $50K: 136 grants of 136 (100%).
Geographic Focus
Where this funder awards grants
In 2025, California recipients received 42% of grant dollars, Virginia 15%, the District of Columbia 13%, Texas 12%, and Kansas 5%.
Grant Distribution by State
Share of 2025 grant dollars across all 34 itemized grants.
States
Cities
How The W A Mueller Foundation gives
- 48% of 2025 grantees were also funded in 2024. Method
- Giving held roughly steady from 2022 to 2025 (+19%). Method
- In 2025 it paid out 93% of its IRS minimum distribution (the 5% rule). Foundations have until the end of the next year to meet it. 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.
Giving History
Giving Over Time
Total grant dollars and number of grants per year
From 2019 to 2025, annual grant giving ranged from $19K (2019) to $32K (2025). In 2025 it made 34 grants totaling $32K.
Grants by year
Grant recipients and amounts by year
| Recipient | Purpose | Amount |
|---|---|---|
| St Edwards the Confessor Catholic C Dana Point, CA | Donation | $7,200 |
| Adopt a Platoon Lozano, TX | Donation | $3,040 |
| Roman Catholic Bishop of Orange Seal Beach, CA | Donation | $2,500 |
| Judcial Watch Washington DC, DC | Donation | $1,500 |
| World Vision Tacoma, WA | Donation | $1,000 |
| Prager University Foundation Sherman Oaks, CA | Donation | $1,000 |
| LA County Benefit Welfare Foundatio Vernon, CA | Donation | $1,000 |
| Operation Homefront Topeka, KS | Donation | $1,000 |
| The Heritage Foundation Washington, DC | Donation | $1,000 |
| Mutts with a Mission Suffolk, VA | Donation | $750 |
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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 |
|---|---|---|---|---|---|---|---|---|
| 2025 | $331,107 | $14,208 | $35,418 | $31,885 | 34 | $31,885 | $11,389 | $34,125 |
| 2024 | $352,317 | $15,122 | $39,434 | $30,005 | 42 | $30,005 | $6,349 | $30,299 |
| 2023 | $376,629 | $7,127 | $31,284 | $26,500 | 30 | $26,500 | $11,753 | $27,379 |
| 2022 | $400,786 | $14,446 | $42,951 | $26,905 | 29 | $26,905 | — | — |
| 2021 | $429,291 | $136,464 | $32,273 | $27,020 | 1 | $27,020 | $93,892 | — |
| 2020 | $325,100 | $13,382 | $27,127 | $22,525 | 43 | — | $8,418 | $16,765 |
| 2019 | $338,845 | $14,972 | $22,831 | $18,739 | 28 | — | $10,488 | $20,284 |
Under IRS private-foundation payout rules, The W A Mueller Foundation reported a distributable amount of $34K for 2025 — 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 2025 grants include support for religious organizations, organizations serving veterans and service members, and organizations working in areas such as humanitarian aid, children’s services, and public policy.
The grantees describe their work in their own terms: World Vision says it works with children, families, and communities worldwide to address poverty and injustice; Mutts with a Mission says it trains and provides service dogs for veterans and wounded warriors; and CHOC Foundation says it supports pediatric services, medical education, research, and related fields.
Grantmaking
In 2025, the foundation made 34 grants totaling $31,885. Grants ranged from $100 to $7,200, with a median of $750. The largest grants included $7,200 to St. Edwards the Confessor Catholic Church, $3,040 to Adopt A Platoon, $2,500 to the Roman Catholic Bishop of Orange, and $1,500 to Judicial Watch. World Vision, Prager University Foundation, and The Heritage Foundation each received $1,000.
Leadership & Key People
Leadership team and compensation from IRS filings
The 2025 filing lists Margarete M Mueller as CEO, Suzanne C Moussavi as Secretary, and Richard A Mueller as CFO.
The W A Mueller Foundation is led by Margarete M Mueller, CEO on every filing since 2019; none of the 3 officers listed in 2025 report compensation.
Officers on the 2025 filing
Margarete M Mueller
CEO
On filings since 2019
2 hrs/week
No compensation reported
Richard A Mueller
CFO
On filings since 2019
2 hrs/week
No compensation reported
Suzanne C Moussavi
Secretary
On filings since 2019
2 hrs/week
No compensation reported
Data from IRS Form 990 filings, 2019–2025. "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 The W A Mueller Foundation
How much does The W A Mueller Foundation give each year?
The W A Mueller Foundation gave $32K across 34 grants in 2025, according to its 2025 IRS Form 990-PF. In 2024 it gave $30K across 42 grants.
What is The W A Mueller Foundation's typical grant size?
The W A Mueller Foundation's median grant in 2025 was $750, and its average grant was $938, across 34 grants on its 2025 IRS Form 990-PF.
Where does The W A Mueller Foundation give grants?
The W A Mueller Foundation's top state is California, with 42% of the grant dollars itemized on its 2025 IRS Form 990-PF. The next largest states were Virginia (15%) and District of Columbia (13%). The most frequent recipient cities were Merrifield, VA (6 grants), Topeka, KS (3 grants), Washington DC, DC (2 grants) and Washington, DC (2 grants).
Does The W A Mueller Foundation give general operating support?
Not in 2025: none of the 34 grants with a stated purpose on The W A Mueller Foundation's 2025 IRS Form 990-PF were described as general or operating support. Recurring purposes include "Donation" (34 grants).
Who are The W A Mueller Foundation's largest grantees?
The W A Mueller Foundation's largest 2025 grantees include St Edwards the Confessor Catholic C ($7,200), Adopt a Platoon ($3,040) and Roman Catholic Bishop of Orange ($2,500), according to its 2025 IRS Form 990-PF. Together they received 40% of its itemized 2025 grant dollars.
How large is The W A Mueller Foundation?
The W A Mueller Foundation reported $331K in total assets on its 2025 IRS Form 990-PF. It paid out $32K in qualifying distributions that year, against a required minimum of $34K (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 The W A Mueller Foundation fund?
No mission statement for the foundation is provided. Its 2025 grants include support for religious organizations, organizations serving veterans and service members, and organizations working in areas such as humanitarian aid, children’s services, and public policy. See mission & focus areas ↑
How do I apply for a grant from The W A Mueller Foundation?
The foundation states that it makes 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 ↑
What is The W A Mueller Foundation's EIN?
The W A Mueller Foundation's EIN (Employer Identification Number) is 26-2548148. IRS Form 990 filing data is available on this page for 2019–2025.
Does The W A Mueller 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
(3)
When this profile's IRS filing data changed on Grantable
- Added Form 990-PF for fiscal year 2019 (received by the IRS May 4, 2020)
- Added Form 990-PF for fiscal year 2025 (received by the IRS August 26, 2026)
- IRS filings on file for fiscal years 2020–2024
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