| Rol | Empresa | País | Estado | Período |
|---|---|---|---|---|
| Cargo | Gujan Verglasungen GmbH in Liquidation | 🇨🇭Switzerland | Disuelta | 12/12/2023 – presente |
| Cargo | Georg Gujan | 🇨🇭Switzerland | Activa | 23/2/2021 – presente |
| Cargo | WA Group GmbH | 🇨🇭Switzerland | Activa | 16/2/2024 – presente |
12/12/2023
appointed
23/2/2021
appointed