Joseph & May Winston Foundation
The Joseph & May Winston Foundation is a private foundation based in Scottsdale, Arizona. In its 2024 filing, it reported $117,328 in grants to 36 organizations and stated that it makes contributions only to preselected charitable organizations.
Joseph & May Winston Foundation at a glance
In short: Joseph & May Winston Foundation gave $106K across 33 grants in 2025 (avg $3K), mostly in Arizona. Source: 2025 IRS Form 990-PF.
- Annual giving (2025)
- $106,299
- -9.4% vs 2024
- Grants made (2025)
- 33
- -8.3% vs 2024
- Average grant
- $3,221
- -1.2% vs 2024
- Median grant
- $1,500
- Total assets
- $1,614,148
- +11.7% vs 2024
- Primary geography
- Arizona (70% of itemized 2025 grant dollars)
- Latest 990 filing
- Form 990-PF, 2025 View filing
Data from IRS Form 990-PF, 2025; updated November 2026.
How to apply to Joseph & May Winston 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: PO Box 27036, Scottsdale, AZ 85255
Phone: (480) 585-9157
Application details from Grantable's research on the foundation's public materials; confirm on its website before applying.
Who Joseph & May Winston Foundation funds
How this funder distributes its grants
Grant Size Distribution
156 grants across all recorded years
The most common grant size was under $50K: 156 grants of 156 (100%).
Geographic Focus
Where this funder awards grants
In 2024, Arizona organizations received 74% of grant dollars, followed by organizations in Oregon (9%), Illinois (5%), Missouri (3%), and Colorado (3%).
Grant Distribution by State
Share of 2025 grant dollars across all 33 itemized grants.
States
Cities
How Joseph & May Winston Foundation gives
- Giving grew 48% from 2022 to 2025. Method
- In 2025 it paid out 152% of its IRS minimum distribution (the 5% rule). 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 2025, annual grant giving ranged from $58K (2020) to $117K (2024). In 2025 it made 33 grants totaling $106K.
Grants by year
Grant recipients and amounts by year
| Recipient | Purpose | Amount |
|---|---|---|
| 33 grants to individuals Recipients not named | — | $106,299 |
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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 | $1,614,148 | $300,064 | $145,409 | $106,299 | 33 | $111,499 | $31,836 | $73,421 |
| 2024 | $1,444,791 | $24,865 | $143,908 | $117,328 | 36 | $122,071 | $3,047 | $71,443 |
| 2023 | $1,458,153 | $45,373 | $148,849 | $112,208 | 42 | $115,233 | — | $77,815 |
| 2022 | $1,499,415 | $52,181 | $109,491 | $72,000 | 19 | $74,863 | $14,285 | $78,189 |
| 2021 | $1,683,728 | $146,196 | $117,670 | $79,536 | 26 | $79,536 | $63,701 | $80,311 |
| 2020 | $1,613,561 | $50,906 | $91,310 | $58,140 | 28 | — | $34,720 | $78,574 |
Under IRS private-foundation payout rules, Joseph & May Winston Foundation reported a distributable amount of $73K 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 foundation mission statement is provided. Its 2024 grants show support for a range of charitable organizations. For example, an individual recipient describes its work as pluralistic Jewish learning, social action, and leadership development. Prescott Area Shelter Services says it provides temporary housing, resources, case management, and a pathway to permanent housing for women, families, and veterans. An individual recipient describes support for young adults aging out of foster care who pursue education or vocational careers. Friends of United Hatzalah says it raises funds for organizations providing medical and trauma-related first-responder services, primarily supporting United Hatzalah of Israel.
Grantmaking
In 2024, the foundation made 36 grants totaling $117,328. Grant amounts ranged from $50 to $14,640, with a median of $2,500. Its 2025 filing, the latest on this page, reports 33 grants totaling $106,299.
Among the largest listed 2024 grants were $14,640 to SCUCC in Scottsdale for “Various,” $10,000 to Hand in Hand in Portland for a “Bicultural School in Israel,” and $7,500 to an individual recipient in Scottsdale for a “Torah Project.” Other grants included $6,000 to Scottsdale Cong Church for an “Annual Pledge” and $5,000 each to Yatom for “Support For Foster Care,” an individual recipient for a “Recycle Fee for 1 Year,” and Prescott Area Shelter Services for a “Domestic Violence Shelter.”
Leadership & Key People
Leadership team and compensation from IRS filings
The 2024 filing lists Allan B Winston Esq as president, Diana B Winston as treasurer, and Julia Winston, Joshua Winston, and Cindy Winston as directors.
Joseph & May Winston Foundation is led by Allan B Winston Esq., President on every filing since 2020; 1 of 5 officers listed in 2025 is compensated.
Officers on the 2025 filing
Allan B Winston Esq.
President
On filings since 2020
3 hrs/week
No compensation reported
Cindy Winston
Director
On filings since 2024
$5K (2024) → $5K (2025)
Joshua Winston
Director
On filings since 2020
No compensation reported
Julia Winston
Director
On filings since 2020
No compensation reported
Diana B Winston
Treasurer
On filings since 2020
3 hrs/week
No compensation reported
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.
Compensation Overview
From 2025 IRS filing
The highest reported compensation on the 2025 filing was $5K, to Cindy Winston (Director).
Frequently asked questions about Joseph & May Winston Foundation
How much does Joseph & May Winston Foundation give each year?
Joseph & May Winston Foundation gave $106K across 33 grants in 2025, according to its 2025 IRS Form 990-PF. In 2024 it gave $117K across 36 grants.
What is Joseph & May Winston Foundation's typical grant size?
Joseph & May Winston Foundation's median grant in 2025 was $1,500, and its average grant was $3,221, across 33 grants on its 2025 IRS Form 990-PF.
Where does Joseph & May Winston Foundation give grants?
Joseph & May Winston Foundation gives mostly in Arizona: 70% of the grant dollars itemized on its 2025 IRS Form 990-PF went to recipients there. The next largest states were Oregon (9%) and Hawaii (8%).
Does Joseph & May Winston Foundation give general operating support?
Not in 2025: none of the 33 grants with a stated purpose on Joseph & May Winston Foundation's 2025 IRS Form 990-PF were described as general or operating support.
How large is Joseph & May Winston Foundation?
Joseph & May Winston Foundation reported $1.6M in total assets on its 2025 IRS Form 990-PF. It paid out $111K in qualifying distributions that year, against a required minimum of $73K (roughly 5% of its investment assets).
What does Joseph & May Winston Foundation fund?
No foundation mission statement is provided. Its 2024 grants show support for a range of charitable organizations. For example, an individual recipient describes its work as pluralistic Jewish learning, social action, and leadership development. See mission & focus areas ↑
How do I apply for a grant from Joseph & May Winston 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 Joseph & May Winston Foundation's EIN?
Joseph & May Winston Foundation's EIN (Employer Identification Number) is 06-1148600. IRS Form 990 filing data is available on this page for 2020–2025.
Does Joseph & May Winston Foundation accept unsolicited proposals?
No, according to Grantable's research on the foundation's published guidelines. See how to apply ↑
Data last updated November 2026. Sourced from IRS Form 990-PF filings. Research dossier generated September 2026.
Data update history
(5)
When this profile's IRS filing data changed on Grantable
- Updated Form 990-PF for fiscal year 2022 (received by the IRS November 13, 2023)
- Updated Form 990-PF for fiscal year 2023 (received by the IRS October 23, 2024)
- Updated Form 990-PF for fiscal year 2024 (received by the IRS September 3, 2025)
- Added Form 990-PF for fiscal year 2025 (received by the IRS September 14, 2026)
- IRS filings on file for fiscal years 2020–2024
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Cite this profile
Grantable. (2026). Joseph & May Winston Foundation funder profile. GrantGraph. Retrieved November 2, 2026, from https://grantable.co/funders/joseph-and-may-winston-foundation-morg_7edb86c7be5a4bb8a8c95ed9fa447147
BibTeX
@misc{grantable_061148600_2026,
author = {{Grantable}},
title = {{Joseph \& May Winston Foundation funder profile}},
howpublished = {GrantGraph},
year = {2026},
url = {https://grantable.co/funders/joseph-and-may-winston-foundation-morg_7edb86c7be5a4bb8a8c95ed9fa447147},
note = {Accessed 2026-11-02. 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 Joseph & May Winston 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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