| Rol | Empresa | País | Estado | Período |
|---|---|---|---|---|
| Cargo | Fürstenland Verlags AG in Liquidation | 🇨🇭Switzerland | Disuelta | 11/4/2018 – presente |
| Cargo | Ichta Holding AG | 🇨🇭Switzerland | Activa | 7/1/2021 – presente |
| Cargo | JH Group AG | 🇨🇭Switzerland | Activa | 14/3/2017 – presente |
| Cargo | Grünhofhallen Immobilien AG | 🇨🇭Switzerland | Activa | 15/10/2019 – presente |
11/4/2018
appointed