| Rol | Empresa | País | Estado | Período |
|---|---|---|---|---|
| Cargo | Werren Architekten und Bauleitungen AG | 🇨🇭Switzerland | Activa | 19/8/2019 – presente |
| Cargo | Werren & FlickBau AG | 🇨🇭Switzerland | Activa | 19/8/2019 – presente |
| Cargo | Werrens Art AG | 🇨🇭Switzerland | Activa | 19/8/2019 – presente |
| Cargo | Werren Reinigungen GmbH | 🇨🇭Switzerland | Activa | 13/2/2026 – presente |
| Cargo | Schüpbach Heizungstechnik GmbH | 🇨🇭Switzerland | Activa | 7/9/2016 – presente |
13/2/2026
appointed