Data / Foundation grants / Mac Five Foundation Inc
Mac Five Foundation Inc: 4 grants to organizations, $17.7 million (tax year ended December 2025)
Mac Five Foundation Inc, a private foundation in Lincoln, MA, paid 4 grants to organizations totaling $17,722,660 in its tax year ended December 2025, according to its Form 990-PF filed with the IRS on May 15, 2026. The largest was $9,000,000 to JSM Charitable Trust in St Louis, MO for general support.
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- EIN
- 364507175
- Based in
- Lincoln, MA
- Assets
- $199,738,437
- Grants paid
- $17,722,660
- Tax year ended
- December 2025
Grants paid, tax year ended December 2025
From the Form 990-PF filed May 15, 2026, IRS object ID 202631359349101833. It reported $17,722,660 in grants paid; 4 grants to organizations are listed.
| Recipient | Location | Purpose | Cause | Amount | Source |
|---|---|---|---|---|---|
| JSM Charitable Trust | St Louis, MO | General support | $9,000,000 | apps.irs.gov | |
| Washington University | St Louis, MO | General support | Education | $8,100,000 | apps.irs.gov |
| Glenview - Mercury Family Foundation | St Louis, MO | General support | Philanthropy, voluntarism and grantmaking foundations | $347,595 | apps.irs.gov |
| Starpatch Foundation | St Louis, MO | General support | Philanthropy, voluntarism and grantmaking foundations | $275,065 | apps.irs.gov |
Grants paid, tax year ended December 2024
From the Form 990-PF filed May 15, 2025, IRS object ID 202541359349101399. It reported $15,313,000 in grants paid; 33 grants to organizations are listed.
| Recipient | Location | Purpose | Cause | Amount | Source |
|---|---|---|---|---|---|
| STL Life Sciences Projects | St Louis, MO | General support | $5,765,000 | apps.irs.gov | |
| Donald Danforth Plant Science Center | Olivette, MO | General support | Science and technology | $2,965,000 | apps.irs.gov |
| St Louis Teacher Residency | St Louis, MO | General support | $1,980,000 | apps.irs.gov | |
| Mo Bontanical Gardens | St Louis, MO | General support | $1,790,000 | apps.irs.gov | |
| St Louis Community Foundation | Clayton, MO | General support | Philanthropy, voluntarism and grantmaking foundations | $577,000 | apps.irs.gov |
| Saint Louis Zoo Association | Saint Louis, MO | General support | $255,000 | apps.irs.gov | |
| Forest Park Forever | St Louis, MO | General support | Environment | $250,000 | apps.irs.gov |
| St Louis County Library Foundation | St Louis, MO | General support | Education | $245,000 | apps.irs.gov |
| Teach for America | Saint Louis, MO | General support | $200,000 | apps.irs.gov | |
| Thinkeranalytix | Lincoln, NE | General support | $165,000 | apps.irs.gov | |
| Fidelity Charitable | Cincinnati, OH | General support | $126,000 | apps.irs.gov | |
| Teach St Louis | St Louis, MO | General support | Education | $125,000 | apps.irs.gov |
| Environmental Law & Policy Center | Chicago, IL | General support | $110,000 | apps.irs.gov | |
| Great Rivers Environmental Law Center | St Louis, MO | General support | Crime and legal-related | $100,000 | apps.irs.gov |
| The Little Bit Foundation | Maryland Heights, MO | General support | Human services | $100,000 | apps.irs.gov |
| The Little Bit Foundation | Brentwood, MO | General support | $100,000 | apps.irs.gov | |
| Gateway Global American Youth and Business Association | St Louis, MO | General support | $90,000 | apps.irs.gov | |
| Environment America Research & Policy Center | Denver, CO | General support | Environment | $50,000 | apps.irs.gov |
| Tufts College Trustees | Medford, MA | General support | $50,000 | apps.irs.gov | |
| Washington University | St Louis, MO | General support | Education | $50,000 | apps.irs.gov |
| Scripps College | Claremont, CA | General support | Education | $35,000 | apps.irs.gov |
| Aim High St Louis | Saint Louis, MO | General support | $25,000 | apps.irs.gov | |
| American Youth Foundation | Clayton, MO | General support | $20,000 | apps.irs.gov | |
| Minneapolis Foundation | Minneapolis, MN | General support | Philanthropy, voluntarism and grantmaking foundations | $20,000 | apps.irs.gov |
| Mo Coalition for the Environment | Saint Louis, MO | General support | $20,000 | apps.irs.gov | |
| The Boston Foundation | Boston, MA | General support | Philanthropy, voluntarism and grantmaking foundations | $20,000 | apps.irs.gov |
| The University of Texas Foundation | Austin, TX | General support | $15,000 | apps.irs.gov | |
| Turn the Page STL | St Louis, MO | General support | Education | $15,000 | apps.irs.gov |
| Characterplus | St Louis, MO | General support | Education | $10,000 | apps.irs.gov |
| Forward Through Ferguson | St Louis, MO | General support | Civil rights, social action and advocacy | $10,000 | apps.irs.gov |
| Freshwater Future | Petoskey, MI | General support | $10,000 | apps.irs.gov | |
| Princeton University - Trustees | Princeton, NJ | General support | $10,000 | apps.irs.gov | |
| The Recycling Partnership Inc | Falls Church, VA | General support | $10,000 | apps.irs.gov |
Causes funded
From grants whose recipient has a cause.
| Cause | Granted |
|---|---|
| Education | $8,580,000 |
| Science and technology | $2,965,000 |
| Philanthropy, voluntarism and grantmaking foundations | $1,239,660 |
| Environment | $300,000 |
| Crime and legal-related | $100,000 |
| Human services | $100,000 |
| Civil rights, social action and advocacy | $10,000 |
States funded
| Recipient state | Granted |
|---|---|
| Missouri | $32,414,660 |
| Nebraska | $165,000 |
| Ohio | $126,000 |
| Illinois | $110,000 |
| Massachusetts | $70,000 |
| Colorado | $50,000 |
| California | $35,000 |
| Minnesota | $20,000 |
Also on SpecStream
- Who funds education in Missouri
- Who funds science and technology in Missouri
- Who funds philanthropy, voluntarism and grantmaking foundations in Missouri
- Who funds environment in Missouri
- Who funds crime and legal-related in Missouri
- Who funds human services in Missouri
Updated May 15, 2026. Read from IRS Form 990-PF e-file data. Public domain (U.S. government work). Grants are as each foundation reported them to the IRS on its Form 990-PF. Grants to individuals are left out. A grant has a cause only where the recipient's name and city match one organization in the IRS Business Master File, and the cause is that organization's NTEE major group. Free to reuse with credit to SpecStream under CC BY 4.0. Spot a wrong value? Write to [email protected] with the link to this page.