| Role | Company | Country | Status | Date Range |
|---|---|---|---|---|
| Officer | Koradi Consulting GmbH in Liquidation | 🇨🇭Svizzera | Dissolved | 27/09/2023 – present |
| Officer | der ingeniör Haustechnikplaner AG in Liquidation | 🇨🇭Svizzera | Dissolved | 04/10/2017 – present |
| Officer | Schüpbach Engineering AG in Liquidation | 🇨🇭Svizzera | Liquidation | 04/10/2017 – present |
| Officer | Enginas AG in Liquidation | 🇨🇭Svizzera | Dissolved | 06/10/2017 – present |
27/09/2023
appointed