WILLIAM SIMEON SIMPSON is an investment adviser representative (IAR) with state registration records since 2012, appearing at 2 firms. Currently registered with JANNEY MONTGOMERY SCOTT LLC.
| Firm | From | To | Current |
|---|---|---|---|
| JANNEY MONTGOMERY SCOTT LLC | 2021-02-01 | present | Yes |
| MORGAN STANLEY SMITH BARNEY LLC | 2012-07-19 | 2020-12-14 | — |