Ruthallen Ziegler Foundation
The Ruthallen Ziegler Foundation is a private foundation based in Encino, California. It supports charitable organizations, with 2024 grants going to organizations working in areas including community services, youth support, mental health, animal welfare, wildlife conservation, and the arts.
Ruthallen Ziegler Foundation at a glance
In short: Ruthallen Ziegler Foundation gave $370K across 20 grants in 2024 (avg $19K), mostly in California. 5% of 2024 grantees were new. Source: 2024 IRS Form 990-PF.
- Annual giving (2024)
- $370,000
- -19.6% vs 2023
- Grants made (2024)
- 20
- -25.9% vs 2023
- Average grant
- $18,500
- +8.6% vs 2023
- Median grant
- $15,000
- Total assets
- $6,970,807
- -1.1% vs 2023
- New grantees (estimate)
- 5% first-time grantees (1 of 20, 2024; small sample)
- Primary geography
- California (78% of itemized 2024 grant dollars)
- Latest 990 filing
- Form 990-PF, 2024 View filing
Data from IRS Form 990-PF, 2024; updated October 2026. New grantees are estimated by matching recipient names across years (methodology).
How to apply to Ruthallen Ziegler 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 for funds.
- Contact
Mailing address: 15760 Ventura Blvd Suite 801, Encino, CA 91436
Phone: (310) 828-9798
Application details from Grantable's research on the foundation's public materials; confirm on its website before applying.
Who Ruthallen Ziegler Foundation funds
How this funder distributes its grants
Top Recipients
Top 10 recipients in 2024
The largest 2024 recipient was Jewish Federation of Greater Los Angeles ($50K). Together the top 10 received $240K.
Grant Size Distribution
72 grants across all recorded years
The most common grant size was under $50K: 69 grants of 72 (96%).
Geographic Focus
Where this funder awards grants
In 2024, 78% of grant dollars went to recipients in California, 7% to Montana, 7% to Pennsylvania, 5% to New York, and 3% to Massachusetts.
Grant Distribution by State
Share of 2024 grant dollars across all 20 itemized grants.
Cities
Is Ruthallen Ziegler Foundation open to new grantees?
5%
first-time grantees, 2024
In 2024, 1 of 20 grantees (5%) were first-time recipients. With only 20 grantees, that is a small sample: one grantee more or less moves the share by about 5 points. First grants averaged $25K; repeat grants $18K. How we count
Medians: $25K first-time, $15K repeat.
- 95% of 2024 grantees were also funded in 2023. Method
- In 2024 it paid out 107% of its IRS minimum distribution (the 5% rule). Method
Estimate from itemized grant lists in IRS Form 990-PF filings (2022–2024). 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 2022 to 2024, annual grant giving ranged from $370K (2024) to $660K (2022). In 2024 it made 20 grants totaling $370K.
Grants by year
Grant recipients and amounts by year
| Recipient | Purpose | Amount |
|---|---|---|
| Jewish Federation of Greater Los Angeles Los Angeles, CA | General | $50,000 |
| Didi Hirsch Mental Health Center Culver City, CA | General | $25,000 |
| Jewish Big Brothersbig Sisters Los Angeles, CA | General | $25,000 |
| The Vital Ground Foundation Missoula, MT | General | $25,000 |
| Israel Guide Dog Center Washington, PA | General | $25,000 |
| American Friends Israel Philharmonic New York, NY | General | $20,000 |
| Jfssova Van Nuys, CA | General | $20,000 |
| Shadows Fund Incorporated Lompoc, CA | General | $20,000 |
| A Place Called Home Los Angeles, CA | General | $15,000 |
| Children of the Night Los Angeles, CA | General | $15,000 |
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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 | $6,970,807 | $330,305 | $371,704 | $370,000 | 20 | $370,000 | $330,305 | $347,152 |
| 2023 | $7,047,900 | $288,905 | $472,397 | $460,000 | 27 | $460,000 | $288,905 | $367,371 |
| 2022 | $7,195,698 | $227,147 | $688,290 | $660,000 | 25 | $660,000 | $227,147 | $307,729 |
| 2021 | $7,656,841 | $307,134 | $450 | — | — | — | $307,134 | $380,730 |
| 2020 | $7,350,157 | $284,780 | $1,745 | — | — | — | $279,171 | $349,952 |
Under IRS private-foundation payout rules, Ruthallen Ziegler Foundation reported a distributable amount of $347K 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 foundation mission statement is provided. Its 2024 grants included Jewish organizations and grantees whose own missions describe work in several other areas. For example, The Vital Ground Foundation says it works to protect and restore habitat for grizzly bears and other native species; Harmony Project says it promotes children’s development through music; and Children of the Night describes providing intervention for sexually exploited and vulnerable children. Other 2024 grantees describe work supporting young people in South Los Angeles, vulnerable animals, food assistance, and housing and services for homeless and low-income people.
Grantmaking
In 2024, the foundation made 20 grants totaling $370,000. Grant amounts ranged from $10,000 to $50,000, with a median grant of $15,000. Its largest listed grant was $50,000 to Jewish Federation of Greater Los Angeles. Other notable grants included $25,000 each to Didi Hirsch Mental Health Center, Jewish Big Brothers Big Sisters, The Vital Ground Foundation, and Israel Guide Dog Center. The foundation also gave $20,000 each to American Friends Israel Philharmonic, JFSSOVA, and Shadows Fund Incorporated.
Leadership & Key People
Leadership team and compensation from IRS filings
The 2024 filing lists John Ziegler MD, Richard Corleto Esq, and Ronald Ziegler as directors.
Ruthallen Ziegler Foundation's 2024 filing lists 3 officers; none of the 3 officers listed in 2024 report compensation.
Officers on the 2024 filing
Richard Corleto Esq.
Director
On filings since 2020
1 hr/week
No compensation reported
Ronald Ziegler
Director
On filings since 2020
1 hr/week
No compensation reported
John Ziegler MD
Director
On filings since 2023
No compensation reported
Former officers (1)
- Former: David Rose (2020–2022) — Director
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 Ruthallen Ziegler Foundation
How much does Ruthallen Ziegler Foundation give each year?
Ruthallen Ziegler Foundation gave $370K across 20 grants in 2024, according to its 2024 IRS Form 990-PF. In 2023 it gave $460K across 27 grants.
What is Ruthallen Ziegler Foundation's typical grant size?
Ruthallen Ziegler Foundation's median grant in 2024 was $15,000, and its average grant was $18,500, across 20 grants on its 2024 IRS Form 990-PF. Organizations receiving their first grant from Ruthallen Ziegler Foundation that year got $25K on average.
Where does Ruthallen Ziegler Foundation give grants?
Ruthallen Ziegler Foundation gives mostly in California: 78% of the grant dollars itemized on its 2024 IRS Form 990-PF went to recipients there. The next largest states were Montana (7%) and Pennsylvania (7%). The most frequent recipient cities were Los Angeles, CA (8 grants) and Van Nuys, CA (2 grants).
Does Ruthallen Ziegler Foundation give general operating support?
Yes: 100% of Ruthallen Ziegler Foundation's 2024 grants with a stated purpose (20 of 20) were for general or operating support, per its 2024 IRS Form 990-PF.
Who are Ruthallen Ziegler Foundation's largest grantees?
Ruthallen Ziegler Foundation's largest 2024 grantees include Jewish Federation of Greater Los Angeles ($50,000), Didi Hirsch Mental Health Center ($25,000) and Jewish Big Brothersbig Sisters ($25,000), according to its 2024 IRS Form 990-PF. Together they received 27% of its itemized 2024 grant dollars.
How large is Ruthallen Ziegler Foundation?
Ruthallen Ziegler Foundation reported $7.0M in total assets on its 2024 IRS Form 990-PF. It paid out $370K in qualifying distributions that year, against a required minimum of $347K (roughly 5% of its investment assets).
What does Ruthallen Ziegler Foundation fund?
No foundation mission statement is provided. Its 2024 grants included Jewish organizations and grantees whose own missions describe work in several other areas. See mission & focus areas ↑
How do I apply for a grant from Ruthallen Ziegler Foundation?
The foundation states that it 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 Ruthallen Ziegler Foundation's EIN?
Ruthallen Ziegler Foundation's EIN (Employer Identification Number) is 95-4113690. IRS Form 990 filing data is available on this page for 2020–2024.
Does Ruthallen Ziegler 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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Cite this profile
Grantable. (2026). Ruthallen Ziegler Foundation funder profile. GrantGraph. Retrieved October 15, 2026, from https://grantable.co/funders/ruthallen-ziegler-foundation-morg_51c7c6bd5e6d43ef87e27ed4885c8f9a
BibTeX
@misc{grantable_954113690_2026,
author = {{Grantable}},
title = {{Ruthallen Ziegler Foundation funder profile}},
howpublished = {GrantGraph},
year = {2026},
url = {https://grantable.co/funders/ruthallen-ziegler-foundation-morg_51c7c6bd5e6d43ef87e27ed4885c8f9a},
note = {Accessed 2026-10-15. Data licensed CC BY 4.0}
}The figures on this page are open data under CC BY 4.0: reuse them with credit to Grantable and a link. Download the data.
Figures come from Ruthallen Ziegler 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.
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