JOHN SPYRO DEMERTZIS is an investment adviser representative (IAR) with state registration records since 2009, appearing at 4 firms. Currently registered with CETERA INVESTMENT ADVISERS LLC.
| Firm | From | To | Current |
|---|---|---|---|
| CETERA INVESTMENT ADVISERS LLC | 2025-08-14 | present | Yes |
| AVANTAX ADVISORY SERVICES | 2024-10-02 | 2025-09-05 | — |
| LPL FINANCIAL LLC | 2010-11-02 | 2024-10-08 | — |
| CHASE INVESTMENT SERVICES CORP. | 2009-12-11 | 2010-10-29 | — |