| Rol | Empresa | País | Estado | Período |
|---|---|---|---|---|
| Cargo | Liberale Baugenossenschaft Kriens | 🇨🇭Switzerland | Activa | 29/1/2021 – presente |
| Cargo | Steffen-Bau Horw AG in Liquidation | 🇨🇭Switzerland | Disuelta | 27/8/2019 – presente |
| Cargo | Bircher Immobilien AG | 🇨🇭Switzerland | Activa | 19/12/2016 – presente |
29/1/2021
appointed
27/8/2019
appointed
19/12/2016
appointed