Data / Foundation grants / Mathieson Family Foundation
Mathieson Family Foundation: 17 grants to organizations, $69,000 (tax year ended December 2025)
Mathieson Family Foundation, a private foundation in Pittsburgh, PA, paid 17 grants to organizations totaling $69,000 in its tax year ended December 2025, according to its Form 990-PF filed with the IRS on July 15, 2026. The largest was $10,000 to Telluride in Telluride, CO for general support.
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- EIN
- 202502389
- Based in
- Pittsburgh, PA
- Assets
- $1,655,262
- Grants paid
- $69,000
- Tax year ended
- December 2025
Grants paid, tax year ended December 2025
From the Form 990-PF filed July 15, 2026, IRS object ID 202621969349100007. It reported $69,000 in grants paid; 17 grants to organizations are listed.
| Recipient | Location | Purpose | Cause | Amount | Source |
|---|---|---|---|---|---|
| Telluride | Telluride, CO | General support | $10,000 | apps.irs.gov | |
| The Savoy Company Endowment | Norristown, PA | General support | $7,150 | apps.irs.gov | |
| Stenton | Philadelphia, PA | General support | $5,150 | apps.irs.gov | |
| Big Sky Youth Empowerment | Bozeman, MT | General support | $5,000 | apps.irs.gov | |
| Deerwood Foundation | Cornwall, CT | Forever squam / anual support | $5,000 | apps.irs.gov | |
| Radical Grandma Collective | Eugene, OR | General support | International, foreign affairs and national security | $5,000 | apps.irs.gov |
| The Arts Council of Big Sky | Big Sky, MT | General support | $5,000 | apps.irs.gov | |
| Museum of the Rockies | Bozeman, MT | General support | $3,000 | apps.irs.gov | |
| Sweetwater Spectrum | Sonoma, CA | General support | Human services | $3,000 | apps.irs.gov |
| Bucknell University | Lewisburg, PA | Aw & ar mathieson scholarship | Education | $2,750 | apps.irs.gov |
| Connecticut College | New London, CT | Scholarship fund | Education | $2,650 | apps.irs.gov |
| Squam Lakes Association | Holderness, NH | General support | Environment | $2,650 | apps.irs.gov |
| Squam Lakes Natural Science Center | Holderness, NH | General support | Environment | $2,650 | apps.irs.gov |
| Friends of Holderness Library | Holderness, NH | General support | $2,500 | apps.irs.gov | |
| Gallatin River Task Force | Big Sky, MT | General support | Environment | $2,500 | apps.irs.gov |
| Squam Lakes Conservation Society | Holderness, NH | General support | Environment | $2,500 | apps.irs.gov |
| Yellow Dog Community & Conservation Foundation | Bozeman, MT | General support | Environment | $2,500 | apps.irs.gov |
Grants paid, tax year ended December 2024
From the Form 990-PF filed May 13, 2025, IRS object ID 202531339349103518. It reported $66,000 in grants paid; 19 grants to organizations are listed.
| Recipient | Location | Purpose | Cause | Amount | Source |
|---|---|---|---|---|---|
| The Savoy Company Endowment | Norristown, PA | General support | $7,000 | apps.irs.gov | |
| Big Sky Youth Empowerment | Bozeman, MT | General support | $5,000 | apps.irs.gov | |
| Deerwood Foundation | Cornwall, CT | Forever squam / anual support | $5,000 | apps.irs.gov | |
| Pittsburgh Cultural Trust | Pittsburgh, PA | General support | Arts, culture and humanities | $5,000 | apps.irs.gov |
| Squam Lakes Conservation Society | Holderness, NH | General support | Environment | $5,000 | apps.irs.gov |
| Stenton | Philadelphia, PA | Capital campaign | $5,000 | apps.irs.gov | |
| Sweetwater Spectrum | Sonoma, CA | General support | Human services | $5,000 | apps.irs.gov |
| The Arts Council of Big Sky | Big Sky, MT | Program support | $5,000 | apps.irs.gov | |
| Bucknell University | Lewisburg, PA | Aw & ar mathieson scholarship | Education | $2,500 | apps.irs.gov |
| Bucknell University | Lewisburg, PA | Aw & ar mathieson scholarship | Education | $2,500 | apps.irs.gov |
| Connecticut College | New London, CT | Scholarship fund | Education | $2,500 | apps.irs.gov |
| Friends of Holderness Library | Holderness, NH | General support | $2,500 | apps.irs.gov | |
| Gallatin River Task Force | Big Sky, MT | General support | Environment | $2,500 | apps.irs.gov |
| Squam Lakes Association | Holderness, NH | General support | Environment | $2,500 | apps.irs.gov |
| Squam Lakes Natural Science Center | Holderness, NH | General support | Environment | $2,500 | apps.irs.gov |
| Yellow Dog Community & Conservation Foundation | Bozeman, MT | General support | Environment | $2,500 | apps.irs.gov |
| The Big Sky Community Organization | Pittsburgh, PA | General support | $2,000 | apps.irs.gov | |
| Betsy's Park | Holderness, NH | General support | $1,000 | apps.irs.gov | |
| United South End Settlements | Boston, MA | Camp hale program | Human services | $1,000 | apps.irs.gov |
Causes funded
From grants whose recipient has a cause.
| Cause | Granted |
|---|---|
| Environment | $27,800 |
| Education | $12,900 |
| Human services | $9,000 |
| International, foreign affairs and national security | $5,000 |
| Arts, culture and humanities | $5,000 |
States funded
| Recipient state | Granted |
|---|---|
| Pennsylvania | $39,050 |
| Montana | $33,000 |
| New Hampshire | $23,800 |
| Connecticut | $15,150 |
| Colorado | $10,000 |
| California | $8,000 |
| Oregon | $5,000 |
| Massachusetts | $1,000 |
Also on SpecStream
- Who funds environment in New Hampshire
- Who funds environment in Montana
- Who funds human services in California
- Who funds education in Pennsylvania
- Who funds education in Connecticut
- Who funds international, foreign affairs and national security in Oregon
Updated July 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.