Data / Foundation grants / David Greenewalt Charitable Trust Geoffrey M Mason Trustee
David Greenewalt Charitable Trust Geoffrey M Mason Trustee: 13 grants to organizations, $102,500 (tax year ended December 2025)
David Greenewalt Charitable Trust Geoffrey M Mason Trustee, a private foundation in Boston, MA, paid 13 grants to organizations totaling $102,500 in its tax year ended December 2025, according to its Form 990-PF filed with the IRS on February 13, 2026. The largest was $20,000 to Middlebury Studio School in Middlebury, VT for general support.
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- EIN
- 046145922
- Based in
- Boston, MA
- Assets
- $2,766,104
- Grants paid
- $102,500
- Tax year ended
- December 2025
Grants paid, tax year ended December 2025
From the Form 990-PF filed February 13, 2026, IRS object ID 202640449349100334. It reported $102,500 in grants paid; 13 grants to organizations are listed.
| Recipient | Location | Purpose | Cause | Amount | Source |
|---|---|---|---|---|---|
| Middlebury Studio School | Middlebury, VT | General Support | Education | $20,000 | apps.irs.gov |
| Addison Housing Works | Vergennes, VT | General Support | $10,000 | apps.irs.gov | |
| Anikayakhra Inc | Somerville, MA | General Support | $10,000 | apps.irs.gov | |
| Middlebury Community Music Center | Middlebury, VT | General Support | Arts, culture and humanities | $10,000 | apps.irs.gov |
| Open Door Clinic | Middlebury, VT | General Support | $10,000 | apps.irs.gov | |
| Stroud Water Research Center Inc | Avondale, PA | General Support | Science and technology | $10,000 | apps.irs.gov |
| Carlos G Otis Health Care Center | Townshend, VT | General Support | Health care | $7,500 | apps.irs.gov |
| Central Vermont Adult Basic Education Inc | Barre, VT | General Support | Education | $5,000 | apps.irs.gov |
| Common Roots Inc | South Burlington, VT | General Support | $5,000 | apps.irs.gov | |
| Fairbanks Museum | Johnsbury, VT | General Support | $5,000 | apps.irs.gov | |
| Harvard University | Cambridge, MA | General Support | $5,000 | apps.irs.gov | |
| Epsilon Spires | Brattleboro, VT | General Support | Arts, culture and humanities | $2,500 | apps.irs.gov |
| Musicians of Old Post Road Inc | Weston, MA | General Support | $2,500 | apps.irs.gov |
Grants paid, tax year ended December 2024
From the Form 990-PF filed March 11, 2025, IRS object ID 202520709349100112. It reported $105,000 in grants paid; 14 grants to organizations are listed.
| Recipient | Location | Purpose | Cause | Amount | Source |
|---|---|---|---|---|---|
| Ruth Stone House Inc | Goshen, VT | General Support | Philanthropy, voluntarism and grantmaking foundations | $20,000 | apps.irs.gov |
| Harvard University | Cambridge, MA | General Support | $10,000 | apps.irs.gov | |
| John Graham Housing and Services | Vergennes, VT | General Support | $10,000 | apps.irs.gov | |
| Middlebury Community Music Center | Middlebury, VT | General Support | Arts, culture and humanities | $10,000 | apps.irs.gov |
| Shelburne Farms | Shelburne, VT | General Support | Environment | $10,000 | apps.irs.gov |
| Yestermorrow Designbuild School | Waitsfield, VT | General Support | $10,000 | apps.irs.gov | |
| Central Vermont Adult Basic Education Inc | Barre, VT | General Support | Education | $5,000 | apps.irs.gov |
| Coral Reef Alliance | San Francisco, CA | General Support | Environment | $5,000 | apps.irs.gov |
| Eddy Farm School | Middlebury, VT | General Support | $5,000 | apps.irs.gov | |
| Educational Development Group Inc | Roxbury, MA | General Support | $5,000 | apps.irs.gov | |
| The Vermont Center for Ecostudies | Norwich, VT | General Support | Environment | $5,000 | apps.irs.gov |
| Winchendon Music Festival | Newton Highlands, MA | General Support | Arts, culture and humanities | $5,000 | apps.irs.gov |
| Ballet Theatre of Boston | Cambridge, MA | General Support | Arts, culture and humanities | $2,500 | apps.irs.gov |
| Musicians of Old Post Road Inc | Weston, MA | General Support | $2,500 | apps.irs.gov |
Causes funded
From grants whose recipient has a cause.
| Cause | Granted |
|---|---|
| Education | $30,000 |
| Arts, culture and humanities | $30,000 |
| Philanthropy, voluntarism and grantmaking foundations | $20,000 |
| Environment | $20,000 |
| Science and technology | $10,000 |
| Health care | $7,500 |
States funded
| Recipient state | Granted |
|---|---|
| Vermont | $150,000 |
| Massachusetts | $42,500 |
| Pennsylvania | $10,000 |
| California | $5,000 |
Also on SpecStream
- Who funds education in Vermont
- Who funds arts, culture and humanities in Vermont
- Who funds philanthropy, voluntarism and grantmaking foundations in Vermont
- Who funds environment in Vermont
- Who funds science and technology in Pennsylvania
- Who funds health care in Vermont
Updated February 13, 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.