| Role | Company | Country | Status | Date Range |
|---|---|---|---|---|
| Officer | Koch Sanitärplanung AG | 🇨🇭Svizzera | Active | 18/04/2023 – present |
| Officer | Nonkonformer GmbH | 🇨🇭Svizzera | Active | 28/12/2016 – present |
| Officer | Botanikwelt AG | 🇨🇭Svizzera | Dissolved | 15/02/2016 – present |
| Officer | MARGARETE FRIEBE FRIEDENSSTIFTUNG | 🇨🇭Svizzera | Active | 14/07/2020 – present |
18/04/2023
appointed