| Rol | Empresa | País | Estado | Período |
|---|---|---|---|---|
| Cargo | MEDICA Medizinische Laboratorien AG | 🇨🇭Switzerland | Activa | 20/11/2025 – presente |
| Cargo | Risch Immobilien AG in Liquidation | 🇨🇭Switzerland | Disuelta | 22/8/2016 – presente |
| Cargo | Risch reinigt Rohre AG | 🇨🇭Switzerland | Activa | 29/6/2016 – presente |
| Cargo | RSA Recycling- und Sortieranlage AG | 🇨🇭Switzerland | Activa | 29/6/2016 – presente |
| Cargo | Roland Baumgartner AG | 🇨🇭Switzerland | Activa | 29/6/2016 – presente |
| Cargo | LAO Kanalprofis AG | 🇨🇭Switzerland | Activa | 28/6/2016 – presente |
| Cargo | Regio Entsorgung GmbH | 🇨🇭Switzerland | Disuelta | 28/6/2016 – presente |
20/11/2025
appointed
18/11/2022
appointed
28/6/2016
appointed