| Role | Company | Country | Status | Date Range |
|---|---|---|---|---|
| Officer | Kälin Wärmetechnik AG | 🇨🇭Switzerland | Dissolved | 05/06/2025 – present |
| Officer | BUMA Haustechnik AG | 🇨🇭Switzerland | Dissolved | 22/02/2021 – present |
| Officer | Burgener Ölfeuerungen AG | 🇨🇭Switzerland | Dissolved | 13/07/2020 – present |
05/06/2025
appointed
22/02/2021
appointed
13/07/2020
appointed