The Michael and Karen Stone Family
The Michael and Karen Stone Family Foundation is a private foundation established in 2003 and based in Wilmington, Delaware. Operating as a 501(c)(3) organization, it functions as a grantmaking foundation dedicated to philanthropic giving across multiple sectors.
Financial Overview
From 2024 IRS Form 990-PF · View filing
Total Assets
$63.3M
+9.0% YoY
Annual Giving
$2.9M
+13.3% YoY
Grant Count
38
+90.0% YoY
Avg Grant Size
$75K
-40.4% YoY
Under IRS private-foundation payout rules, The Michael and Karen Stone Family reported a distributable amount of $3.1M for 2024 — the minimum it must pay out in qualifying distributions.
Grantmaking
The foundation demonstrates active grantmaking across diverse areas. Recent grants include $150,000 to the Regents of the University of Michigan for the Maize & Blue Cupboard Fund, $50,000 to Bishop School's Annual Fund, and $45,500 to Big Brothers Big Sisters of San Diego County for general and unrestricted support.
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Geographic Focus
Where this funder awards grants
The foundation's grantmaking reflects a multi-state approach, with documented grants to organizations in Michigan and California, as well as educational institutions across different regions.
Grant Distribution by State
States
Cities
Financial History
Multi-year comparison from IRS filings
As of 2023:
- Total Assets: $58.1 million
- Total Revenue: $7.96 million
- Total Expenses: $2.93 million
- Total Liabilities: $0
- Number of Employees: 0
| Metric | 2024 | 2023 | 2022 |
|---|---|---|---|
| Total Assets | $63,312,311 | $58,068,172 | $53,031,828 |
| Revenue | $8,436,567 | $7,963,655 | $5,790,242 |
| Expenses | $3,188,352 | $2,928,737 | $2,921,475 |
| Qualifying Distributions | $2,896,298 | $2,560,912 | $2,537,506 |
| Net Investment Income | $5,896,696 | $4,812,005 | $5,541,754 |
| Distributable Amount | $3,111,719 | $2,872,393 | $2,658,895 |
Giving Over Time
Total grant dollars and number of grants per year
Grant Insights
How this funder distributes its grants
Top Recipients
Top 10 recipients in 2024
Grant Size Distribution
160 grants across all recorded years
Giving History
Grant recipients and amounts by year
Among its reported 2024 grants, the largest include Duke University ($1,150,000), Bishops School ($250,000), San Diego Museum of Art ($250,000).
| Recipient | Purpose | Amount |
|---|---|---|
| BIG BROTHERS BIG SISTERS OF SAN DIEGO COUNTY INC SAN DIEGO, CA | General & Unrestricted | $51,500 |
| BISHOPS SCHOOL LA JOLLA, CA | The Bishops School 2024 Gala | $12,500 |
| BISHOPS SCHOOL LA JOLLA, CA | Annual Fund | $50,000 |
| BISHOPS SCHOOL LA JOLLA, CA | Capital Campaign | $250,000 |
| BOYS TO MEN MENTORING NETWORK INC SPRING VALLEY, CA | General & Unrestricted | $2,500 |
| CAMP SOUTHERN GROUND INC FAYETTEVILLE, GA | General & Unrestricted | $50,000 |
| CHARITIES AID FOUNDATION AMERICA ALEXANDRIA, VA | Friends Fund: GAVI, The Vaccine Alliance | $30,000 |
| CLIMATE VAULT INC CHICAGO, IL | General & Unrestricted | $15,000 |
| DAKSHANA FOUNDATION WEST LAKE HILLS, TX | General & Unrestricted | $10,000 |
| DUKE UNIVERSITY DURHAM, NC | General & Unrestricted | $1,150,000 |
Leadership & Key People
Officers and directors from IRS filings
Compensation Overview
From 2024 IRS filing
From 2024 filing
| Name | Title | Hours | Compensation |
|---|---|---|---|
| Karen M Stone | Dir | 1 | — |
| Michael R Stone | Pres, Dir, Sec | 1 | — |
Recent Activity
Recent developments and announcements
The foundation continues active grantmaking operations, with recent grants supporting educational institutions, youth mentorship programs, and food security initiatives. The foundation's work reflects engagement with both higher education and community-based organizations.
Subject Areas
Focus areas based on grantmaking activity
Frequently Asked Questions
How do I apply for a grant from The Michael and Karen Stone Family?
The foundation demonstrates active grantmaking across diverse areas. Recent grants include $150,000 to the Regents of the University of Michigan for the Maize & Blue Cupboard Fund, $50,000 to Bishop School's Annual Fund, and $45,500 to Big Brothers Big Sisters of San Diego County for general and unrestricted support. In 2023, the foundation made approximately $1.48 million in annual grants. The foundation also receives support from related entities, including expenditure responsibility grants f…
Where does The Michael and Karen Stone Family make grants?
The foundation's grantmaking reflects a multi-state approach, with documented grants to organizations in Michigan and California, as well as educational institutions across different regions.
What size grants does The Michael and Karen Stone Family award?
In 2024, The Michael and Karen Stone Family awarded 38 grants totaling $2.9M — an average of about $75K per grant, based on its IRS Form 990 filings.
How much is The Michael and Karen Stone Family required to give away each year?
Private foundations must generally distribute about 5% of their assets annually. For 2024, The Michael and Karen Stone Family reported a distributable amount of $3.1M on its IRS Form 990-PF — the minimum it must pay out in qualifying distributions.
What is The Michael and Karen Stone Family's EIN?
The Michael and Karen Stone Family's EIN (Employer Identification Number) is 05-0544633. IRS Form 990 filing data is available on this page for 2020–2024.
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Data last updated June 2026. Sourced from IRS Form 990-PF filings. Research dossier generated April 2026.
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