| Rol | Empresa | País | Estado | Período |
|---|---|---|---|---|
| Cargo | Walker Heizungen AG | 🇨🇭Switzerland | Disuelta | 19/1/2021 – presente |
| Cargo | CES Ingenieure AG | 🇨🇭Switzerland | Activa | 8/5/2017 – presente |
| Cargo | CES Bauingenieur AG | 🇨🇭Switzerland | Activa | 23/8/2022 – presente |
19/1/2021
appointed
8/5/2017
appointed