Edward E Stone Foundation
Edward E Stone Foundation is a private foundation, based in Darien, CT. IRS filing data is available from 2019 through 2025. As of 2025, the organization holds $3.5M in total assets. In 2025, it awarded 3 grants totaling $332K. Net investment income was $308K.
Edward E Stone Foundation at a glance
In short: Edward E Stone Foundation gave $332K across 3 grants in 2025 (avg $111K), mostly in New York. Source: 2025 IRS Form 990-PF.
- Annual giving (2025)
- $332,000
- -12.6% vs 2024
- Grants made (2025)
- 3
- -50.0% vs 2024
- Average grant
- $110,667
- +74.7% vs 2024
- Median grant
- $60,000
- Total assets
- $3,534,507
- -4.0% vs 2024
- Primary geography
- New York (84% of itemized 2025 grant dollars)
- Latest 990 filing
- Form 990-PF, 2025 View filing
Data from IRS Form 990-PF, 2025; updated September 2026.
Who Edward E Stone Foundation funds
How this funder distributes its grants
Top Recipients
Top 3 recipients in 2025
The largest 2025 recipient was Friends Without a Border ($220K). Together the top 3 received $332K.
Grant Size Distribution
21 grants across all recorded years
The most common grant size was in the $50–100K range: 10 grants of 21 (48%).
Geographic Focus
Where this funder awards grants
Grant Distribution by State
Share of 2025 grant dollars across all 3 itemized grants.
Cities
How Edward E Stone Foundation gives
- Giving held roughly steady from 2022 to 2025 (−13%). Method
- In 2025 it paid out 153% 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 2019 to 2025, annual grant giving ranged from $181K (2021) to $380K (2024). In 2025 it made 3 grants totaling $332K.
Grants by year
Grant recipients and amounts by year
| Recipient | Purpose | Amount |
|---|---|---|
| Friends Without a Border New York, NY | General | $220,000 |
| The Lake Clinic New York, NY | General | $60,000 |
| Ponheary Ly Foundation Austin, TX | Educational Enrichment | $52,000 |
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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 |
|---|---|---|---|---|---|---|---|---|
| 2025 | $3,534,507 | $398,593 | $438,476 | $332,000 | 3 | $348,498 | $307,643 | $227,703 |
| 2024 | $3,680,042 | $321,122 | $487,203 | $380,000 | 6 | $399,316 | $230,626 | $233,220 |
| 2023 | $3,787,078 | $129,360 | $375,661 | $280,000 | 5 | $294,500 | $54,426 | $228,933 |
| 2022 | $3,753,514 | $141,442 | $484,298 | $380,000 | 5 | $395,858 | $56,543 | $241,926 |
| 2021 | $4,405,477 | $462,444 | $289,545 | $180,500 | 2 | $205,439 | $372,157 | $256,464 |
| 2020 | $4,222,424 | $148,753 | $393,756 | $284,262 | 6 | — | $59,870 | $238,409 |
| 2019 | $4,470,375 | $167,758 | $373,984 | $256,000 | 5 | — | $75,654 | $247,483 |
Under IRS private-foundation payout rules, Edward E Stone Foundation reported a distributable amount of $228K for 2025 — the minimum it must pay out in qualifying distributions.
Leadership & Key People
Officers and directors from IRS filings
Edward E Stone Foundation's 2025 filing lists 2 officers; 1 of 2 officers listed in 2025 is compensated.
Officers on the 2025 filing
Wannisa Chaiyakode Stone
Trustee
On filings since 2021
3 hrs/week
$10K (2021) → $30K (2025)
David B Himmelreich
Trustee
On filings since 2024
0.3 hrs/week
No compensation reported
Former officers (2)
- Former: Edward E Stone DOD (2021) — Chairman & Trustee
- Former: Edward E Stone (2019–2020) — Chairman & Trustee
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.
Compensation Overview
From 2025 IRS filing
The highest reported compensation on the 2025 filing was $30K, to Wannisa Chaiyakode Stone (Trustee).
Frequently asked questions about Edward E Stone Foundation
How much does Edward E Stone Foundation give each year?
Edward E Stone Foundation gave $332K across 3 grants in 2025, according to its 2025 IRS Form 990-PF. In 2024 it gave $380K across 6 grants.
What is Edward E Stone Foundation's typical grant size?
Edward E Stone Foundation's median grant in 2025 was $60,000, and its average grant was $110,667, across 3 grants on its 2025 IRS Form 990-PF.
Where does Edward E Stone Foundation give grants?
Edward E Stone Foundation gives mostly in New York: 84% of the grant dollars itemized on its 2025 IRS Form 990-PF went to recipients there. The next largest state was Texas (16%). The most frequent recipient cities were New York, NY (2 grants).
Does Edward E Stone Foundation give general operating support?
Yes: 67% of Edward E Stone Foundation's 2025 grants with a stated purpose (2 of 3) were for general or operating support, per its 2025 IRS Form 990-PF.
How large is Edward E Stone Foundation?
Edward E Stone Foundation reported $3.5M in total assets on its 2025 IRS Form 990-PF. It paid out $348K in qualifying distributions that year, against a required minimum of $228K (roughly 5% of its investment assets).
What is Edward E Stone Foundation's EIN?
Edward E Stone Foundation's EIN (Employer Identification Number) is 20-8147488. IRS Form 990 filing data is available on this page for 2019–2025.
Data last updated September 2026. Sourced from IRS Form 990-PF filings.
Data update history
(7)
When this profile's IRS filing data changed on Grantable
- Updated Form 990-PF for fiscal year 2024 (received by the IRS May 7, 2025)
- Updated Form 990-PF for fiscal year 2025 (received by the IRS April 30, 2026)
- Added Form 990-PF for fiscal year 2019 (received by the IRS June 9, 2020)
- Updated Form 990-PF for fiscal year 2020 (received by the IRS May 6, 2021)
- Updated Form 990-PF for fiscal year 2021 (received by the IRS May 12, 2022)
- Updated Form 990-PF for fiscal year 2022 (received by the IRS May 15, 2023)
- Updated Form 990-PF for fiscal year 2023 (received by the IRS May 13, 2024)
Live grants for the work Edward E Stone Foundation funds
Philanthropy, Voluntarism & Grantmaking Open opportunities, soonest deadline first.
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Cite this profile
Grantable. (2026). Edward E Stone Foundation funder profile. GrantGraph. Retrieved October 16, 2026, from https://grantable.co/funders/edward-e-stone-foundation-morg_de41eb302d7a496695b616e3828326b6
BibTeX
@misc{grantable_208147488_2026,
author = {{Grantable}},
title = {{Edward E Stone Foundation funder profile}},
howpublished = {GrantGraph},
year = {2026},
url = {https://grantable.co/funders/edward-e-stone-foundation-morg_de41eb302d7a496695b616e3828326b6},
note = {Accessed 2026-10-16. 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 Edward E Stone 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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