| Role | Company | Country | Status | Date Range |
|---|---|---|---|---|
| Officer | BSP Revisions AG | 🇨🇭Switzerland | Active | 12/12/2025 – present |
| Officer | BSP Treuhand AG | 🇨🇭Switzerland | Active | 02/12/2025 – present |
| Officer | KBT Treuhand AG Zürich | 🇨🇭Switzerland | Active | 18/08/2016 – present |
| Officer | Blickle GmbH | 🇨🇭Switzerland | Active | 14/02/2020 – present |
| Officer | KBT Revisions AG | 🇨🇭Switzerland | Dissolved | 16/03/2018 – present |
| Officer | KBT Treuhand AG | 🇨🇭Switzerland | Active | 23/08/2016 – present |
| Officer | KBT Treuhand AG Obwalden | 🇨🇭Switzerland | Active | 10/08/2016 – present |
| Officer | Edel Grün Schweiz AG | 🇨🇭Switzerland | Active | 23/01/2026 – present |
12/12/2025
appointed
02/12/2025
appointed
10/08/2016
appointed