| Role | Company | Country | Status | Date Range |
|---|---|---|---|---|
| Officer | ANNUNTIATA-STIFTUNG | 🇨🇭Svizzera | Active | 06/02/2024 – present |
| Officer | B. Kälin & Partner GmbH | 🇨🇭Svizzera | Dissolved | 01/12/2016 – present |
| Officer | A. Kälin AG, Ingenieure und Planer | 🇨🇭Svizzera | Active | 05/04/2024 – present |
06/02/2024
appointed
01/12/2016
appointed