| Rol | Empresa | País | Estado | Período |
|---|---|---|---|---|
| Cargo | BSP Revisions AG | 🇨🇭Switzerland | Activa | 12/12/2025 – presente |
| Cargo | BSP Treuhand AG | 🇨🇭Switzerland | Activa | 2/12/2025 – presente |
| Cargo | KBT Treuhand AG Zürich | 🇨🇭Switzerland | Activa | 18/8/2016 – presente |
| Cargo | Blickle GmbH | 🇨🇭Switzerland | Activa | 14/2/2020 – presente |
| Cargo | KBT Revisions AG | 🇨🇭Switzerland | Disuelta | 16/3/2018 – presente |
| Cargo | KBT Treuhand AG | 🇨🇭Switzerland | Activa | 23/8/2016 – presente |
| Cargo | KBT Treuhand AG Obwalden | 🇨🇭Switzerland | Activa | 10/8/2016 – presente |
| Cargo | Edel Grün Schweiz AG | 🇨🇭Switzerland | Activa | 23/1/2026 – presente |
12/12/2025
appointed
2/12/2025
appointed
10/8/2016
appointed