| Rol | Empresa | País | Estado | Período |
|---|---|---|---|---|
| Cargo | Peter Riegger Holding AG | 🇨🇭Switzerland | Disuelta | 20/1/2017 – presente |
| Cargo | Weinkeller Riegger AG | 🇨🇭Switzerland | Disuelta | 13/1/2017 – presente |
| Cargo | Vini Zanini SA | 🇨🇭Switzerland | Activa | 13/1/2017 – presente |
| Cargo | LIA Löwen Immobilien AG | 🇨🇭Switzerland | Activa | 23/5/2017 – presente |
22/3/2017
appointed
17/3/2017
appointed