| Rol | Empresa | País | Estado | Período |
|---|---|---|---|---|
| Cargo | Take one GmbH | 🇨🇭Switzerland | Activa | 22/4/2016 – presente |
| Cargo | Max Scherrer AG in Liq. | 🇨🇭Switzerland | Disuelta | 3/2/2016 – presente |
| Cargo | nimeg ag | 🇨🇭Switzerland | Activa | 12/7/2021 – presente |
| Cargo | Aufberg AG | 🇨🇭Switzerland | Activa | 2/7/2019 – presente |
| Cargo | Basellandschaftliche Kantonalbank | 🇨🇭Switzerland | Activa | 17/2/2016 – presente |
| Cargo | Rudolf Wirz Strassen- und Tiefbau AG | 🇨🇭Switzerland | Activa | 28/4/2016 – presente |
| Cargo | Gysin Asiko AG | 🇨🇭Switzerland | Activa | 13/5/2019 – presente |
| Cargo | Böhi + Wirz AG | 🇨🇭Switzerland | Activa | 15/8/2019 – presente |
| Cargo | Wirz Immobilien und Beteiligungen AG | 🇨🇭Switzerland | Activa | 28/4/2016 – presente |
22/4/2016
appointed
3/2/2016
appointed