| Rol | Empresa | País | Estado | Período |
|---|---|---|---|---|
| Cargo | Treuhand Riesen AG | 🇨🇭Switzerland | Disuelta | 3/3/2017 – presente |
| Cargo | PKM AG en liquidation | 🇨🇭Switzerland | Disuelta | 7/1/2022 – presente |
| Cargo | GVT Gasversorgungs Technik AG | 🇨🇭Switzerland | Activa | 10/12/2021 – presente |
| Cargo | Membrain Switzerland AG | 🇨🇭Switzerland | Activa | 24/6/2021 – presente |
| Cargo | zuhause-betreut.ch GmbH | 🇨🇭Switzerland | Disuelta | 6/1/2017 – presente |
17/8/2022
appointed
7/1/2022
appointed
24/6/2021
appointed