Scott Stanley George is listed as President at Mason Investment Advisory Services Inc on SEC Form ADV.
Form ADV reports a beneficial ownership band of Under 5%.
| Title | President |
| Ownership | Under 5% |
| Control person | Yes |
| Since | 2014 |
| Title | Co-Chief Executive Officer |
| Ownership | Under 5% |
| Control person | Yes |
| Since | 2024 |