| Rol | Empresa | País | Estado | Período |
|---|---|---|---|---|
| Cargo | ANNUNTIATA-STIFTUNG | 🇨🇭Switzerland | Activa | 6/2/2024 – presente |
| Cargo | B. Kälin & Partner GmbH | 🇨🇭Switzerland | Disuelta | 1/12/2016 – presente |
| Cargo | A. Kälin AG, Ingenieure und Planer | 🇨🇭Switzerland | Activa | 5/4/2024 – presente |
6/2/2024
appointed
1/12/2016
appointed