| Role | Company | Country | Status | Date Range |
|---|---|---|---|---|
| Officer | Personalvorsorgestiftung der Karlen Treuhand AG in Liquidation | 🇨🇭Switzerland | Dissolved | 29/11/2017 – present |
| Officer | Conta Treuhand AG | 🇨🇭Switzerland | Dissolved | 13/03/2020 – present |
| Officer | Karlen Treuhand Holding AG | 🇨🇭Switzerland | Dissolved | 13/03/2020 – present |
| Officer | Karlen Treuhand AG in Liquidation | 🇨🇭Switzerland | Liquidation | 13/03/2020 – present |
29/11/2017
appointed