MARK SEBASTIAN WALSH is an investment adviser representative (IAR) with state registration records since 2018, appearing at 2 firms. Currently registered with TRUE NORTH ADVISORS, LLC.
| Firm | From | To | Current |
|---|---|---|---|
| TRUE NORTH ADVISORS, LLC | 2024-09-21 | present | Yes |
| WESTWOOD ADVISORS, L.L.C | 2018-07-05 | 2019-04-16 | — |