| Rol | Empresa | País | Estado | Período |
|---|---|---|---|---|
| Cargo | Markus Allemann Naturgärten GmbH | 🇨🇭Switzerland | Activa | 26/6/2024 – presente |
| Cargo | Otto Keller Gartenbau AG | 🇨🇭Switzerland | Activa | 29/9/2023 – presente |
| Cargo | Museum Wasseramt, Turm in Halten | 🇨🇭Switzerland | Activa | 22/8/2018 – presente |
| Cargo | Stiftung Pro Ruppigonia | 🇨🇭Switzerland | Activa | 17/8/2018 – presente |
| Cargo | Physiotherapie Christian Keller AG | 🇨🇭Switzerland | Activa | 18/8/2021 – presente |
26/6/2024
appointed
29/9/2023
appointed
17/8/2018
appointed