Mathieson Family Foundation
Private foundation · Pittsburgh, PA · EIN 20-2502389 · reported 2023–2025
56grants reported
$2,650median award
$2,500lower quartile
$1,000smallest grant
$203Ktotal paid
8states reached
3years giving
Gives every year. This foundation reported grants in 2023, 2024, 2025. A funder that shows up year after year is worth a letter even if this year is a no.
Where to write
103 Brilliant Avenue Suite A
Pittsburgh, PA 15215-3145
Address as registered with the IRS. Most foundations this size have no website and no application form, which is not a dead end: a short letter to this address is the whole process, and almost nobody sends one.
Who they funded
| Recipient and stated purpose | Where | Amount |
|---|---|---|
| Telluride | Telluride, CO | $10,000 |
| The Savoy Company Endowment | Norristown, PA | $7,150 |
| The Savoy Company Endowment | Norristown, PA | $7,000 |
| The Savoy Company Endowment | Norristown, PA | $6,000 |
| Stenton | Philadelphia, PA | $5,150 |
| Big Sky Youth Empowerment | Bozeman, MT | $5,000 |
| Deerwood Foundation FOREVER SQUAM / ANUAL SUPPORT | Cornwall, CT | $5,000 |
| The Arts Council of Big Sky | Big Sky, MT | $5,000 |
| Radical Grandma Collective | Eugene, OR | $5,000 |
| Allegheny River Trail Park | Pittsburgh, PA | $5,000 |
| Big Sky Youth Empowerment | Bozeman, MT | $5,000 |
| Deerwood Foundation FOREVER SQUAM / ANUAL SUPPORT | Cornwall, CT | $5,000 |
| Deerwood Foundation FOREVER SQUAM /ANNUAL SUPPORT | Cornwall, CT | $5,000 |
| Squam Lakes Conservation Society | Holderness, NH | $5,000 |
| Stenton | Philadelphia, PA | $5,000 |
| Big Sky Youth Empowerment | Bozeman, MT | $5,000 |
| Deerwood Foundation FOREVER SQUAM / ANUAL SUPPORT | Cornwall, CT | $5,000 |
| Pittsburgh Cultural Trust | Pittsburgh, PA | $5,000 |
| Squam Lakes Conservation Society | Holderness, NH | $5,000 |
| Stenton CAPITAL CAMPAIGN | Philadelphia, PA | $5,000 |
| Sweetwater Spectrum | Sonoma, CA | $5,000 |
| The Arts Council of Big Sky | Big Sky, MT | $5,000 |
| Sweetwater Spectrum | Sonoma, CA | $3,000 |
| Museum of the Rockies | Bozeman, MT | $3,000 |
| Gallatin River Task Force | Big Sky, MT | $3,000 |
| Mentoring Partnership of Swpa | Pittsburgh, PA | $3,000 |
| Bucknell University AW & AR MATHIESON SCHOLARSHIP | Lewisburg, PA | $2,750 |
| Connecticut College | New London, CT | $2,650 |
| Squam Lakes Association | Holderness, NH | $2,650 |
| Squam Lakes Natural Science Center | Holderness, NH | $2,650 |
| Friends of Holderness Library | Holderness, NH | $2,500 |
| Gallatin River Task Force | Big Sky, MT | $2,500 |
| Squam Lakes Conservation Society | Holderness, NH | $2,500 |
| Yellow Dog Community & Conservation Foundation | Bozeman, MT | $2,500 |
| Betsy's Park | Holderness, NH | $2,500 |
| Bucknell University AW & AR MATHIESON SCHOLARSHIP | Lewisburg, PA | $2,500 |
| Bucknell University AW & AR MATHIESON SCHOLARSHIP | Lewisburg, PA | $2,500 |
| Connecticut College | New London, CT | $2,500 |
| Friends of Holderness Library | Holderness, NH | $2,500 |
| Squam Lakes Association | Holderness, NH | $2,500 |
| Squam Lakes Natural Science Center | Holderness, NH | $2,500 |
| Sweetwater Spectrum | Sonoma, CA | $2,500 |
| The Arts Council of Big Sky | Big Sky, MT | $2,500 |
| Yellow Dog Community & Conservation Foundation | Bozeman, MT | $2,500 |
| Bucknell University AW & AR MATHIESON SCHOLARSHIP | Lewisburg, PA | $2,500 |
| Bucknell University AW & AR MATHIESON SCHOLARSHIP | Lewisburg, PA | $2,500 |
| Connecticut College | New London, CT | $2,500 |
| Friends of Holderness Library | Holderness, NH | $2,500 |
| Gallatin River Task Force | Big Sky, MT | $2,500 |
| Squam Lakes Association | Holderness, NH | $2,500 |
| Squam Lakes Natural Science Center | Holderness, NH | $2,500 |
| Yellow Dog Community & Conservation Foundation | Bozeman, MT | $2,500 |
| The Big Sky Community Organization | Pittsburgh, PA | $2,000 |
| United South End Settlements CAMP HALE PROGRAM | Boston, MA | $1,000 |
| Betsy's Park | Holderness, NH | $1,000 |
| United South End Settlements CAMP HALE PROGRAM | Boston, MA | $1,000 |
Which foundations would fund your organization?
Tell us what you do, where you are and how big you are. We search 4,435,845 reported grants and hand back the foundations that already funded organizations like yours, at a size you can actually win.
Get your funder match — $29