| Rol | Empresa | País | Estado | Período |
|---|---|---|---|---|
| Cargo | Wagner Treuhand AG | 🇨🇭Switzerland | Activa | 8/10/2025 – presente |
| Cargo | treuhandlung AG | 🇨🇭Switzerland | Activa | 8/10/2025 – presente |
| Cargo | Ingenieurbüro Dannenberg AG | 🇨🇭Switzerland | Activa | 30/9/2025 – presente |
| Cargo | BASO Treuhand AG | 🇨🇭Switzerland | Activa | 7/11/2018 – presente |
8/10/2025
appointed
30/9/2025
appointed
7/11/2018
appointed