| Rol | Empresa | País | Estado | Período |
|---|---|---|---|---|
| Cargo | Aargauer Holz AG | 🇨🇭Switzerland | Disuelta | 12/9/2018 – presente |
| Cargo | Schäfer Zimmerei AG | 🇨🇭Switzerland | Activa | 12/9/2018 – presente |
| Cargo | Schäfer Generalunternehmung AG | 🇨🇭Switzerland | Activa | 12/9/2018 – presente |
| Cargo | Schäfer Holzbautechnik AG | 🇨🇭Switzerland | Activa | 12/9/2018 – presente |
| Cargo | Schäfer Holzwelt AG | 🇨🇭Switzerland | Activa | 12/9/2018 – presente |
12/9/2018
appointed