| Rol | Empresa | País | Estado | Período |
|---|---|---|---|---|
| Cargo | Bauunternehmung Josef Wiederkehr AG | 🇨🇭Switzerland | Activa | 6/5/2022 – presente |
| Cargo | Schärer Blitzgerüst AG | 🇨🇭Switzerland | Activa | 6/5/2022 – presente |
| Cargo | Bauunternehmung Josef Wiederkehr Wettingen AG | 🇨🇭Switzerland | Activa | 5/5/2022 – presente |
| Cargo | Gerüstebau Schwarzenbach AG | 🇨🇭Switzerland | Activa | 17/12/2020 – presente |
| Cargo | Personalvorsorgestiftung der Firma Bertani Baugerüste AG | 🇨🇭Switzerland | Activa | 30/9/2016 – presente |
| Cargo | Immobag AG | 🇨🇭Switzerland | Disuelta | 31/10/2017 – presente |
6/5/2022
appointed
5/5/2022
appointed
31/10/2017
appointed