Christy and John Mack Foundation
The Christy and John Mack Foundation is a private foundation established in 1993 in New York and Delaware. Based in Purchase, NY, the foundation is a 501(c)(3) tax-exempt organization that has been tax-exempt since January 1994. The foundation was founded by Christy and John Mack.
Key facts about Christy and John Mack Foundation
- EIN
- 13-3746731
- Latest 990 filing
- Form 990-PF, 2024
- Annual giving (2024)
- $4,982,000
- Grants made (2024)
- 4
- Average grant
- $1,245,500
- Median grant
- $588,723
- Total assets
- $2,377,337
- Primary geography
- District of Columbia (76% of itemized 2024 grant dollars)
Data from IRS Form 990-PF, 2024; updated September 2026.
Who Christy and John Mack Foundation funds
By grant dollars, the top recipient states for Christy and John Mack Foundation's 4 itemized 2024 grants were District of Columbia (76%) and New York (20%). The most frequent recipient cities were New York, NY (2 grants). 100% of grants with a stated purpose were for general or operating support.
How Christy and John Mack Foundation gives
- Giving held roughly steady from 2021 to 2024 (+9%). Method
- In 2024 it paid out 870% of its IRS minimum distribution (the 5% rule). Method
From the foundation's IRS Form 990-PF filings. Methodology.
Next steps with Christy and John Mack Foundation
- How to evaluate Christy and John Mack Foundation as a funder
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Financial Overview
From 2024 IRS Form 990-PF · View filing
Total Assets
$2.4M
-9.1% YoY
Annual Giving
$5.0M
+36.0% YoY
Grant Count
4
-50.0% YoY
Avg Grant Size
$1.2M
+172.1% YoY
Under IRS private-foundation payout rules, Christy and John Mack Foundation reported a distributable amount of $573K for 2024 — the minimum it must pay out in qualifying distributions.
Mission & Focus Areas
The foundation's giving priorities include:
- Hospitals
- Education
- The arts, including public television
- Healthcare programs
- Immigration nonprofits
- Free clinics and medical equipment
Grantmaking
Grant Range
$638,800
Average Grant
$638,800
Ready to take the next step with Christy and John Mack Foundation?
Geographic Focus
Where this funder awards grants
The foundation primarily funds organizations in:
- New York
- Pennsylvania
- District of Columbia
Grant Distribution by State
Share of all 4 itemized 2024 grant dollars.
States
Cities
Financial History
Multi-year comparison from IRS filings
Assets & Revenue (2024):
- Total assets: $2,377,337
- Total revenue: $7,150,000
- Total expenses: $5,070,000
- Total liabilities: $0
Assets & Revenue (2023):
- Total assets: $2,614,335
- Total revenues: $7,187,008
- Total expenses: $3,726,538
- Total grants, contributions, etc.: $3,622,983
- Investment income and dividends: $104,480
| Metric | 2024 | 2023 | 2022 |
|---|---|---|---|
| Total Assets | $2,377,337 | $2,614,335 | $1,548,375 |
| Revenue | $7,152,411 | $7,187,008 | $9,668,598 |
| Expenses | $5,070,672 | $3,726,538 | $7,072,741 |
| Qualifying Distributions | $4,986,336 | $3,667,769 | $7,032,371 |
| Net Investment Income | $2,123,364 | $3,558,144 | $4,737,523 |
| Distributable Amount | $573,396 | $612,361 | $489,867 |
Data update history
When this profile's IRS filing data changed on Grantable
- IRS filings on file for fiscal years 2020–2024
Giving Over Time
Total grant dollars and number of grants per year
Grant Insights
How this funder distributes its grants
Top Recipients
Top 3 recipients in 2024
Grant Size Distribution
55 grants across all recorded years
Giving History
Grant recipients and amounts by year
Among its reported 2024 grants, the largest recipients include Healthy US Collaborative Inc ($3,800,000), Nyc Police Foundation ($1,000,000 across 2 grants), Microsociety Inc ($182,000).
| Recipient | Purpose | Amount |
|---|---|---|
| HEALTHY US COLLABORATIVE INC Washington, DC | GENERAL PURPOSE OR EDUCATIONAL | $3,800,000 |
| NYC POLICE FOUNDATION New York, NY | GENERAL PURPOSE OR EDUCATIONALDESCRIPTION OF CONTRIBUTED PROPERTY: 9,900 SHARES MS STOCKBOOK VALUE OF CONTRIBUTION PROPERTY: 9,900 SHARES MS STOCK $99METHOD USED TO DETERMINE THE BOOK VALUE: COST BASISMETHOD USED TO DETERMINE FAIR MARKET VALUE: TREASURY REGULATIONS SECTION 20.2031-2DATE OF THE GIFTS: JULY 8, 2024 | $995,445 |
| MICROSOCIETY INC Philadelphia, PA | GENERAL PURPOSE OR EDUCATIONAL | $182,000 |
| NYC POLICE FOUNDATION New York, NY | GENERAL PURPOSE OR EDUCATIONAL | $4,555 |
Leadership & Key People
Leadership team and compensation from IRS filings
- John J. Mack - Director and founder. Senior Advisor and former CEO and Chairman of Morgan Stanley. Served as CEO of Credit Suisse First Boston from 2001 to 2004 and as Co-CEO of Credit Suisse Group.
- Christy K. Mack - President and founder
Compensation Overview
No officer or director reported compensation in the available filings.
From 2024 IRS filing
| Name | Title | Hours | Compensation |
|---|---|---|---|
| John J Mack | Director | 1 | — |
| Christy K Mack | President | 2 | — |
Contact Information
- Address: PO Box 99, Purchase, NY 10577-0099
- Telephone: 914-925-0229
Frequently Asked Questions
What does Christy and John Mack Foundation fund?
The foundation's giving priorities include: • Hospitals • Education • The arts, including public television • Healthcare programs • Immigration nonprofits • Free clinics and medical equipment
How do I apply for a grant from Christy and John Mack Foundation?
**Grant Activity:** • The foundation made 15 grants in 2023 • Typical award range: $4,555 to $3,800,000 • Average grant size: $638,800 • Median grant size: $182,000 **Recent Grants (2023):** • The Healthy Us Collaborative Inc.: $1,030,000 • Oakland Natives Give Back Fund: $1,000,000 • MicroSociety: $282,000 **Total Giving:** • 2023: $3,726,538 in expenses • 2024: $4,982,000 in total giving
Where does Christy and John Mack Foundation make grants?
The foundation primarily funds organizations in: • New York • Pennsylvania • District of Columbia
What size grants does Christy and John Mack Foundation award?
In 2024, Christy and John Mack Foundation awarded 4 grants totaling $5.0M — an average of about $1.2M per grant, based on its IRS Form 990 filings.
How much is Christy and John Mack Foundation required to give away each year?
Private foundations must generally distribute about 5% of their assets annually. For 2024, Christy and John Mack Foundation reported a distributable amount of $573K on its IRS Form 990-PF — the minimum it must pay out in qualifying distributions.
What is Christy and John Mack Foundation's EIN?
Christy and John Mack Foundation's EIN (Employer Identification Number) is 13-3746731. IRS Form 990 filing data is available on this page for 2020–2024.
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Data last updated September 2026. Sourced from IRS Form 990-PF filings. Research dossier generated April 2026.