| Rol | Empresa | País | Estado | Período |
|---|---|---|---|---|
| Cargo | Steffen Bus AG | 🇨🇭Switzerland | Activa | 11/6/2020 – presente |
| Cargo | Steffenmobility.ch GmbH | 🇨🇭Switzerland | Activa | 5/9/2017 – presente |
| Cargo | Steffen Garage AG | 🇨🇭Switzerland | Activa | 11/6/2020 – presente |
11/6/2020
appointed
5/9/2017
appointed