Officer
WILLIAM J MATHESON
4 organizations • 17 returns • Latest tax year 2025
President; Treasurer; DireTrusteeCo-PresidentPresident
Name Match Caveat
This page groups activity by normalized name only. It may combine different people who share the same name.
Organizations
4
Returns
17
Total Compensation
$0
Total Benefits
$0
Organizations
| Organization | EIN | Returns | Latest Year | Latest Title | Compensation |
|---|---|---|---|---|---|
| William and Susan Matheson Foundation Inc. | 82-3801384 | 8 | 2025 | President; Treasurer; Dire | $0 |
| Yale Polo and Equestrian Center Inc. | 27-0820382 | 6 | 2019 | Trustee | $0 |
| Harvard Model Congress Incorporated | 20-2775261 | 2 | 2022 | Co-President | $0 |
| Treasure Coast Environmental Defense Fund Inc. | 65-0918277 | 1 | 2024 | President | $0 |