Stephen Mack & Kelly Mack is a private foundation focused on Philanthropy, Voluntarism & Grantmaking, based in NEW YORK, NY. IRS filing data is available from 2021 through 2024. As of 2024, the organization holds $30K in total assets. In 2024, it awarded 10 grants totaling $1.1M. Net investment income was $1K.
Financial Overview
From 2024 IRS Form 990-PF · View filing
Total Assets
$30K
-94.1% YoY
Annual Giving
$1.1M
+19.2% YoY
Grant Count
10
+0.0% YoY
Avg Grant Size
$109K
+19.2% YoY
Under IRS private-foundation payout rules, Stephen Mack & Kelly Mack reported a distributable amount of $7K for 2024 — the minimum it must pay out in qualifying distributions.
About Stephen Mack & Kelly Mack
Based on IRS filings
Stephen Mack & Kelly Mack is a private foundation focused on Philanthropy, Voluntarism & Grantmaking, based in NEW YORK, NY. IRS filing data is available from 2021 through 2024. As of 2024, the organization holds $30K in total assets. In 2024, it awarded 10 grants totaling $1.1M. Net investment income was $1K.
Focus Areas
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Geographic Focus
Where this funder awards grants
Grant Distribution by State
Cities
Financial History
Multi-year comparison from IRS filings
| Metric | 2024 | 2023 | 2022 |
|---|---|---|---|
| Total Assets | $30,344 | $514,822 | $1,199,409 |
| Revenue | $599,351 | $225,722 | $1,391,429 |
| Expenses | $1,088,902 | $918,021 | $667,582 |
| Qualifying Distributions | $1,085,667 | $910,667 | $667,287 |
| Net Investment Income | $1,010 | — | $1,887 |
| Distributable Amount | $7,094 | $9,922 | $38,228 |
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
36 grants across all recorded years
Giving History
Grant recipients and amounts by year
Among its reported 2024 grants, the largest include Nyu ($305,000), Musicians on Call ($250,000), Nyu Langone Health ($250,000).
| Recipient | Purpose | Amount |
|---|---|---|
| 92Y NEW YORK, NY | EXEMPT PURPOSE | $122,667 |
| GEORGETOWN UNIVERSITY WASHINGTON, DC | EXEMPT PURPOSE | $87,500 |
| NYU NEW YORK, NY | EXEMPT PURPOSE | $305,000 |
| RIVERDALE COUNTRY SCHOOL BRONX, NY | EXEMPT PURPOSE | $50,000 |
| MUSICIANS ON CALL NASHVILLE, TN | EXEMPT PURPOSE | $250,000 |
| LUSTGARTEN FOUNDATION UNIONDALE, NY | EXEMPT PURPOSE | $1,500 |
| ATLANTIC GOLF CLUB EDUCATIONAL FUND BRIDGEHAMPTON, NY | EXEMPT PURPOSE | $1,500 |
| BOSTON CHILDREN'S HOSPITAL TRUST BOSTON, MA | EXEMPT PURPOSE | $7,500 |
| THE SCHWARZMAN ANIMAL MEDICAL CENTER NEW YORK, NY | EXEMPT PURPOSE | $10,000 |
| NYU LANGONE HEALTH NEW YORK, NY | EXEMPT PURPOSE | $250,000 |
Leadership & Key People
Officers and directors from IRS filings
Compensation Overview
From 2024 IRS filing
From 2024 filing
| Name | Title | Hours | Compensation |
|---|---|---|---|
| STEPHEN MACK | PRESIDENT | — | — |
| KELLY MACK | VICE PRESIDENT | — | — |
| KERRY KENNEDY | VICE PRESIDENT | — | — |
| RICHARD MACK | VICE PRESIDENT | — | — |
Subject Areas
Focus areas based on grantmaking activity
Frequently Asked Questions
What is Stephen Mack & Kelly Mack?
Stephen Mack & Kelly Mack is a private foundation focused on Philanthropy, Voluntarism & Grantmaking, based in NEW YORK, NY. It holds $30K in total assets as of 2024.
How large is Stephen Mack & Kelly Mack?
As of 2024, Stephen Mack & Kelly Mack holds $30K in total assets with $599K in annual revenue. It awarded 10 grants totaling $1.1M in 2024.
Where does Stephen Mack & Kelly Mack operate?
Stephen Mack & Kelly Mack has awarded grants in California, District of Columbia, Florida, Massachusetts, New Jersey, New York, Tennessee.
What size grants does Stephen Mack & Kelly Mack award?
In 2024, Stephen Mack & Kelly Mack awarded 10 grants totaling $1.1M — an average of about $109K per grant, based on its IRS Form 990 filings.
How much is Stephen Mack & Kelly Mack required to give away each year?
Private foundations must generally distribute about 5% of their assets annually. For 2024, Stephen Mack & Kelly Mack reported a distributable amount of $7K on its IRS Form 990-PF — the minimum it must pay out in qualifying distributions.
What is Stephen Mack & Kelly Mack's EIN?
Stephen Mack & Kelly Mack's EIN (Employer Identification Number) is 20-3901963. IRS Form 990 filing data is available on this page for 2021–2024.
Explore Open Grants
Browse active grant opportunities in Stephen Mack & Kelly Mack's focus areas in our free grants database
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Data last updated April 2026. Sourced from IRS Form 990-PF filings.
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