The Stone Foundation Inc
The Stone Foundation Inc is a private foundation, based in Longboat Key, FL. IRS filing data is available from 2019 through 2025. As of 2025, the organization holds $11.4M in total assets. In 2025, it awarded 9 grants totaling $680K. Net investment income was $1.9M.
The Stone Foundation Inc at a glance
In short: The Stone Foundation Inc gave $680K across 9 grants in 2025 (avg $76K), top state Michigan. Source: 2025 IRS Form 990-PF.
- Annual giving (2025)
- $680,000
- +11.1% vs 2024
- Grants made (2025)
- 9
- +0.0% vs 2024
- Average grant
- $75,556
- +11.1% vs 2024
- Median grant
- $40,000
- Total assets
- $11,427,325
- +16.5% vs 2024
- Primary geography
- Michigan (42% 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 The Stone Foundation Inc funds
How this funder distributes its grants
Top Recipients
Top 9 recipients in 2025
The largest 2025 recipient was FIDF-Friends of the Israel Def Forc ($164K). Together the top 9 received $680K.
Grant Size Distribution
48 grants across all recorded years
The most common grant size was under $50K: 21 grants of 48 (44%).
Geographic Focus
Where this funder awards grants
Grant Distribution by State
Share of 2025 grant dollars across all 9 itemized grants.
Cities
How The Stone Foundation Inc gives
- Giving held roughly steady from 2022 to 2025 (+10%). Method
- In 2025 it paid out 96% 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 2019 to 2025, annual grant giving ranged from $397K (2019) to $680K (2025). In 2025 it made 9 grants totaling $680K.
Grants by year
Grant recipients and amounts by year
| Recipient | Purpose | Amount |
|---|---|---|
| FIDF-Friends of the Israel Def Forc New York, NY | Israel defense forces across the USA | $164,000 |
| The Friendship Circle West Bloomfield, MI | Training for students art lifetownfarber soul ct | $150,000 |
| All Faiths Food Bank Sarasota, FL | Run fresh sprout food truckback packvet pantry | $120,000 |
| Jewish Federation Bloomfield Hills, MI | Camp Program | $75,000 |
| Selby Garden Sarasota, FL | Solar panel entry pond garden conservation & wat | $40,000 |
| Aviva Senior Living Sarasota, FL | General Fund | $40,000 |
| Paws with a Cause Wayland, MI | Train dogs for Police School | $36,000 |
| Ringling College of Art Design Sarasota, FL | Student professional fundcrossing the finish line | $30,000 |
| Regents of University of Michigan Ann Arbor, MI | Medical research in autoimmune | $25,000 |
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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 | $11,427,325 | $2,611,218 | $1,006,860 | $680,000 | 9 | $680,000 | $1,931,570 | $707,607 |
| 2024 | $9,806,118 | $-159,259 | $930,318 | $612,000 | 9 | $612,000 | $448,133 | $663,216 |
| 2023 | $10,895,466 | $758,833 | $804,753 | $634,000 | 12 | $634,000 | $408,865 | $595,532 |
| 2022 | $10,941,386 | $1,365,699 | $672,195 | $619,000 | 10 | $619,000 | $400,228 | $609,060 |
| 2021 | $10,248,828 | $1,671,628 | $528,813 | $489,000 | 8 | $489,000 | $729,941 | $599,128 |
| 2020 | $9,118,045 | $1,462,679 | $476,275 | $443,000 | 9 | — | $650,797 | $510,058 |
| 2019 | $8,134,704 | $926,076 | $443,368 | $397,000 | 9 | — | $264,853 | $433,216 |
Under IRS private-foundation payout rules, The Stone Foundation Inc reported a distributable amount of $708K for 2025 — the minimum it must pay out in qualifying distributions.
Leadership & Key People
Officers and directors from IRS filings
The Stone Foundation Inc is led by Marcia S Klein, President on every filing since 2019; none of the 3 officers listed in 2025 report compensation.
Officers on the 2025 filing
Marcia S Klein
President
On filings since 2019
1 hr/week
No compensation reported
Mitchell Schwartz
Vice President & Treasurer
On filings since 2019
1 hr/week
No compensation reported
Stacey Schaeffler
Vice President & Secretary
On filings since 2019
1 hr/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 Stone Foundation Inc
How much does The Stone Foundation Inc give each year?
The Stone Foundation Inc gave $680K across 9 grants in 2025, according to its 2025 IRS Form 990-PF. In 2024 it gave $612K across 9 grants.
What is The Stone Foundation Inc's typical grant size?
The Stone Foundation Inc's median grant in 2025 was $40,000, and its average grant was $75,556, across 9 grants on its 2025 IRS Form 990-PF.
Where does The Stone Foundation Inc give grants?
The Stone Foundation Inc's top state is Michigan, with 42% of the grant dollars itemized on its 2025 IRS Form 990-PF. The next largest states were Florida (34%) and New York (24%). The most frequent recipient cities were Sarasota, FL (4 grants).
Does The Stone Foundation Inc give general operating support?
Yes: 11% of The Stone Foundation Inc's 2025 grants with a stated purpose (1 of 9) were for general or operating support, per its 2025 IRS Form 990-PF.
Who are The Stone Foundation Inc's largest grantees?
The Stone Foundation Inc's largest 2025 grantees include FIDF-Friends of the Israel Def Forc ($164,000), The Friendship Circle ($150,000) and All Faiths Food Bank ($120,000), according to its 2025 IRS Form 990-PF. Together they received 64% of its itemized 2025 grant dollars.
How large is The Stone Foundation Inc?
The Stone Foundation Inc reported $11.4M in total assets on its 2025 IRS Form 990-PF. It paid out $680K in qualifying distributions that year, against a required minimum of $708K (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 is The Stone Foundation Inc's EIN?
The Stone Foundation Inc's EIN (Employer Identification Number) is 47-5601594. 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
(3)
When this profile's IRS filing data changed on Grantable
- Added Form 990-PF for fiscal year 2019 (received by the IRS June 22, 2020)
- Added Form 990-PF for fiscal year 2025 (received by the IRS August 3, 2026)
- IRS filings on file for fiscal years 2020–2024
Live grants for the work The Stone Foundation Inc funds
Philanthropy, Voluntarism & Grantmaking Open opportunities, soonest deadline first.
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Browse active grant opportunities in The Stone Foundation Inc's focus areas in our free grants database
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