| Role | Company | Country | Status | Date Range |
|---|---|---|---|---|
| Officer | Zugersee Golf AG in Liquidation | 🇨🇭Svizzera | Dissolved | 15/06/2017 – present |
| Officer | Risi AG | 🇨🇭Svizzera | Active | 22/06/2020 – present |
| Officer | PRB Partnerschaft Recyclingplatz Boden AG | 🇨🇭Svizzera | Active | 28/01/2020 – present |
15/06/2017
appointed