| Rol | Empresa | País | Estado | Período |
|---|---|---|---|---|
| Cargo | Belreba AG | 🇨🇭Switzerland | Activa | 30/10/2017 – presente |
| Cargo | REWAG Entsorgung AG | 🇨🇭Switzerland | Activa | 28/12/2020 – presente |
| Cargo | Wohlfahrtsfonds der Ziegler-Gruppe in Liquidation | 🇨🇭Switzerland | Disuelta | 16/8/2019 – presente |
| Cargo | Walter Brogli AG in Liquidation | 🇨🇭Switzerland | Disuelta | 27/7/2023 – presente |
| Cargo | ZIEGLER VERWALTUNGS AG | 🇨🇭Switzerland | Activa | 20/8/2020 – presente |
10/4/2018
appointed