Grants paid by Christy and John Mack Foundation
EIN 13-3746731 · Purchase, NY · Form 990-PF, Part XV
Christy and John Mack Foundation of Purchase, NY (EIN 13-3746731) reported 42 grants paid totaling $24,085,000 to 24 recipients in tax years 2020–2025, on Form 990-PF, Part XV. Derived from IRS e-file data, dataset version 2026.09.0, built 2026-09-03.
Grants paid
$24,085,000
42 grants
Recipients
24
distinct organizations
Tax years
2020–2025
5 filings in the corpus
By tax year
| Tax year | Grants paid | Amount paid | Approved for future |
|---|---|---|---|
| 2020 | 15 | $4,532,000 | — |
| 2022 | 11 | $7,027,000 | — |
| 2023 | 8 | $3,662,000 | — |
| 2024 | 4 | $4,982,000 | — |
| 2025 | 4 | $3,882,000 | — |
Top recipients
The 24 recipients receiving the most from Christy and John Mack Foundation, by grants paid, out of 24 distinct recipients.
| Recipient | Match | Location | Grants | Total paid | Latest year |
|---|---|---|---|---|---|
| The Healthy US Collaborative Inc 82-0819781 | B | Washington, DC | 5 | $12,420,000 | 2025 |
| NY Presbyterian Hospital | U | Brooklyn, NY | 3 | $3,000,000 | 2023 |
| Giving Back Fund | U | Los Angeles, CA | 2 | $2,500,000 | 2023 |
| NYC Police Foundation | U | New York, NY | 4 | $1,560,000 | 2024 |
| Microsociety Inc | U | Philadelphia, PA | 5 | $1,410,000 | 2025 |
| International Rescue Committee | U | Albert Lea, MN | 1 | $1,025,000 | 2022 |
| Charles M Vallee Foundation | U | Sheldon, SC | 1 | $1,000,000 | 2022 |
| Fidelity Charitable Gift Fund | U | Covington, KY | 1 | $300,000 | 2023 |
| Fair Play 27-1790210 | C | Boston, MA | 1 | $250,000 | 2025 |
| Fdny Foundation 11-2632404 | B | Brooklyn, NY | 2 | $110,000 | 2022 |
| North Sound Foundation 36-3659998 | D | Chicago, IL | 1 | $100,000 | 2020 |
| Central Park Conservancy 13-3022855 | B | New York, NY | 3 | $75,000 | 2023 |
| Explorer's Club 13-1866795 | B | New York, NY | 2 | $75,000 | 2023 |
| North Carolina Coastal Fisheries Reform Group 85-1007559 | C | Wilmington, NC | 1 | $50,000 | 2020 |
| Third Sector New England 04-2261109 | B | Boston, MA | 1 | $50,000 | 2020 |
| Lincoln Center for the Arts 13-1847137 | D | New York, NY | 1 | $50,000 | 2022 |
| Sesame Workshop 13-2655731 | B | New York, NY | 1 | $25,000 | 2020 |
| Sea Corps Maritime Group 92-2105003 | C | Mount Pleasant, SC | 1 | $20,000 | 2025 |
| Hip Hop Public Health 80-0722635 | C | New York, NY | 1 | $15,000 | 2022 |
| Duke University 22-3114978 | B | Durham, NC | 1 | $10,000 | 2020 |
| North Carolina Coastal Land Trust 56-1791849 | B | Wilmington, NC | 1 | $10,000 | 2020 |
| Healthcorps 26-1269358 | C | New York, NY | 1 | $10,000 | 2020 |
| The NY Academy of Medicine | U | New York, NY | 1 | $10,000 | 2020 |
| Entertainment Industry Foundation 95-1644609 | B | Los Angeles, CA | 1 | $10,000 | 2020 |
Match tier: A Reported EIN · B Exact name and place · C Strong name match · D Probable name match · U Unresolved. Tiers C and D are inferred, not reported; see how matching works.
Every grant
All 42 grant rows this organization reported, most recent first.
| Tax year | Recipient | Match | Amount | Type | Purpose | Source filing |
|---|---|---|---|---|---|---|
| 2025 | Healthy US Collaborative Inc Washington, DC | B | $3,030,000 | paid | GENERAL PURPOSE OR EDUCATIONAL | 202641269349101504 |
| 2025 | Microsociety Inc Philadelphia, PA | U | $582,000 | paid | GENERAL PURPOSE OR EDUCATIONAL | 202641269349101504 |
| 2025 | Fair Play Boston, MA | C | $250,000 | paid | GENERAL PURPOSE OR EDUCATIONAL | 202641269349101504 |
| 2025 | Sea Corps Maritime Group Mount Pleasant, SC | C | $20,000 | paid | GENERAL PURPOSE OR EDUCATIONAL | 202641269349101504 |
| 2024 | Healthy US Collaborative Inc Washington, DC | B | $3,800,000 | paid | GENERAL PURPOSE OR EDUCATIONAL | 202542339349100409 |
| 2024 | NYC Police Foundation New York, NY | U | $995,445 | paid | 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 | 202542339349100409 |
| 2024 | Microsociety Inc Philadelphia, PA | U | $182,000 | paid | GENERAL PURPOSE OR EDUCATIONAL | 202542339349100409 |
| 2024 | NYC Police Foundation New York, NY | U | $4,555 | paid | GENERAL PURPOSE OR EDUCATIONAL | 202542339349100409 |
| 2023 | Healthy US Collaborative Inc Washington, DC | B | $1,030,000 | paid | GENERAL PURPOSE OR EDUCATIONAL | 202421559349100007 |
| 2023 | Giving Back Fund Los Angeles, CA | U | $1,000,000 | paid | GENERAL PURPOSE OR EDUCATIONAL | 202421559349100007 |
| 2023 | NY Presbyterian Hospital New York, NY | U | $987,469 | paid | GENERAL PURPOSE OR EDUCATIONALDESCRIPTION OF CONTRIBUTED PROPERTY: (1) 35,190 SHARES PALANTIR TECHNOLOGIES INC CL A (2) 9,000 SHARES VENTYX BIOSCIENCES INCBOOK VALUE OF CONTRIBUTION PROPERTY: (1) 35,190 SHARES PALANTIR TECHNOLOGIES INC CL A $123,516.90 (2) 9,000 SHARES VENTYX BIOSCIENCES INC $ 3,240.00 METHOD USED TO DETERMINE THE BOOK VALUE: COST BASISMETHOD USED TO DETERMINE FAIR MARKET VALUE: TREASURY REGULATIONS SECTION 20.2031-2DATE OF THE GIFTS: AUGUST 3, 2023 | 202421559349100007 |
| 2023 | Fidelity Charitable Gift Fund Covington, KY | U | $300,000 | paid | GENERAL PURPOSE OR EDUCATIONAL | 202421559349100007 |
| 2023 | Microsociety Inc Philadelphia, PA | U | $282,000 | paid | GENERAL PURPOSE OR EDUCATIONAL | 202421559349100007 |
| 2023 | Central Park Conservancy New York, NY | B | $25,000 | paid | GENERAL PURPOSE OR EDUCATIONAL | 202421559349100007 |
| 2023 | Explorer's Club New York, NY | B | $25,000 | paid | GENERAL PURPOSE OR EDUCATIONAL | 202421559349100007 |
| 2023 | NY Presbyterian Hospital New York, NY | U | $12,531 | paid | GENERAL PURPOSE OR EDUCATIONAL | 202421559349100007 |
| 2022 | Healthy US Collaborative Inc Washington, DC | B | $2,530,000 | paid | GENERAL PURPOSE OR EDUCATIONAL | 202343109349100439 |
| 2022 | Giving Back Fund Los Angeles, CA | U | $1,500,000 | paid | GENERAL PURPOSE OR EDUCATIONAL | 202343109349100439 |
| 2022 | International Rescue Committee Albert Lea, MN | U | $1,025,000 | paid | GENERAL PURPOSE OR EDUCATIONAL | 202343109349100439 |
| 2022 | Charles M Vallee Foundation Sheldon, SC | U | $1,000,000 | paid | GENERAL PURPOSE OR EDUCATIONAL | 202343109349100439 |
| 2022 | NYC Police Foundation New York, NY | U | $550,000 | paid | GENERAL PURPOSE OR EDUCATIONAL | 202343109349100439 |
| 2022 | Microsociety Inc Philadelphia, PA | U | $182,000 | paid | GENERAL PURPOSE OR EDUCATIONAL | 202343109349100439 |
| 2022 | Fdny Foundation Brooklyn, NY | B | $100,000 | paid | GENERAL PURPOSE OR EDUCATIONAL | 202343109349100439 |
| 2022 | Lincoln Center for the Arts New York, NY | D | $50,000 | paid | GENERAL PURPOSE OR EDUCATIONAL | 202343109349100439 |
| 2022 | Explorer's Club New York, NY | B | $50,000 | paid | GENERAL PURPOSE OR EDUCATIONAL | 202343109349100439 |
| 2022 | Central Park Conservancy New York, NY | B | $25,000 | paid | GENERAL PURPOSE OR EDUCATIONAL | 202343109349100439 |
| 2022 | Hip Hop Public Health New York, NY | C | $15,000 | paid | GENERAL PURPOSE OR EDUCATIONAL | 202343109349100439 |
| 2020 | The Healthy US Collaborative Inc Washington, DC | B | $2,030,000 | paid | GENERAL PURPOSE OR EDUCATIONAL | 202123059349100862 |
| 2020 | NY Presbyterian Hospital Brooklyn, NY | U | $2,000,000 | paid | GENERAL PURPOSE OR EDUCATIONAL | 202123059349100862 |
| 2020 | Microsociety Inc Philadelphia, PA | U | $182,000 | paid | GENERAL PURPOSE OR EDUCATIONAL | 202123059349100862 |
| 2020 | North Sound Foundation Chicago, IL | D | $100,000 | paid | GENERAL PURPOSE OR EDUCATIONAL | 202123059349100862 |
| 2020 | North Carolina Coastal Fisheries Reform Group Wilmington, NC | C | $50,000 | paid | GENERAL PURPOSE OR EDUCATIONAL | 202123059349100862 |
| 2020 | Third Sector New England Boston, MA | B | $50,000 | paid | GENERAL PURPOSE OR EDUCATIONAL | 202123059349100862 |
| 2020 | Sesame Workshop New York, NY | B | $25,000 | paid | GENERAL PURPOSE OR EDUCATIONAL | 202123059349100862 |
| 2020 | Central Park Conservancy New York, NY | B | $25,000 | paid | GENERAL PURPOSE OR EDUCATIONAL | 202123059349100862 |
| 2020 | NYC Police Foundation New York, NY | U | $10,000 | paid | GENERAL PURPOSE OR EDUCATIONAL | 202123059349100862 |
| 2020 | Fdny Foundation Brooklyn, NY | B | $10,000 | paid | GENERAL PURPOSE OR EDUCATIONAL | 202123059349100862 |
| 2020 | Duke University Durham, NC | B | $10,000 | paid | GENERAL PURPOSE OR EDUCATIONAL | 202123059349100862 |
| 2020 | Healthcorps New York, NY | C | $10,000 | paid | GENERAL PURPOSE OR EDUCATIONAL | 202123059349100862 |
| 2020 | The NY Academy of Medicine New York, NY | U | $10,000 | paid | GENERAL PURPOSE OR EDUCATIONAL | 202123059349100862 |
| 2020 | North Carolina Coastal Land Trust Wilmington, NC | B | $10,000 | paid | GENERAL PURPOSE OR EDUCATIONAL | 202123059349100862 |
| 2020 | Entertainment Industry Foundation Los Angeles, CA | B | $10,000 | paid | GENERAL PURPOSE OR EDUCATIONAL | 202123059349100862 |
Match tier: A Reported EIN · B Exact name and place · C Strong name match · D Probable name match · U Unresolved. Tiers C and D are inferred, not reported; see how matching works.
Recipient matching for this dataset version has not yet completed its independent precision check. Tier A rows carry the EIN the filer reported; tiers B–D are the matcher's inference and should be read as leads until the check is published on the methodology page.
Source filings
Every figure above is traceable to one of these IRS e-file returns by its OBJECT_ID.
| Form | Tax year | Period end | Filed | Schema | IRS OBJECT_ID |
|---|---|---|---|---|---|
| 990PF | 2025 | 2025-12-31 | not stated | 2025v4.1 | 202641269349101504 |
| 990PF | 2024 | 2024-12-31 | not stated | 2024v5.2 | 202542339349100409 |
| 990PF | 2023 | 2023-12-31 | not stated | 2023v5.0 | 202421559349100007 |
| 990PF | 2022 | 2022-12-31 | not stated | 2022v5.0 | 202343109349100439 |
| 990PF | 2020 | 2020-12-31 | not stated | 2020v4.1 | 202123059349100862 |
Derived from IRS Form 990-PF e-file XML; recipient identities from the IRS Exempt Organizations Business Master File. Dataset version 2026.09.0, built 2026-09-03. The same rows as Parquet: manifest; as JSON: /api/funders/133746731.json.
The same organization elsewhere in the program: exempt status and filing health · federal awards · grant guidance · open opportunities.
This is informational only, derived from public data on the dates shown. It is not an eligibility determination, and not legal, tax, or accounting advice. Verify against the official source before relying on it.