| Role | Company | Country | Status | Date Range |
|---|---|---|---|---|
| Officer | Bohrfix Erdsonden AG | 🇨🇭Switzerland | Active | 13/12/2023 – present |
| Officer | Terracalor AG | 🇨🇭Switzerland | Dissolved | 27/04/2020 – present |
| Officer | Baurac GmbH in Liquidation | 🇨🇭Switzerland | Dissolved | 15/04/2016 – present |
| Officer | Tank Cleaning Basel GmbH | 🇨🇭Switzerland | Active | 15/04/2016 – present |
13/12/2023
appointed
27/04/2020
appointed