| Role | Company | Country | Status | Date Range |
|---|---|---|---|---|
| Officer | Energie Münchenbuchsee AG | 🇨🇭Svizzera | Active | 26/08/2020 – present |
| Officer | Dagamas GmbH | 🇨🇭Svizzera | Active | 11/01/2021 – present |
| Officer | WITTWER ENGINEERING GmbH in Liq. | 🇨🇭Svizzera | Dissolved | 15/09/2016 – present |
17/03/2023
appointed