| Role | Company | Country | Status | Date Range |
|---|---|---|---|---|
| Officer | Stiftung Jakob Briner in Liquidation | 🇨🇭Svizzera | Dissolved | 20/01/2017 – present |
| Officer | Bloom Wein & Delikatessen Handels AG | 🇨🇭Svizzera | Dissolved | 22/06/2016 – present |
| Officer | Park Hotel Winterthur AG | 🇨🇭Svizzera | Dissolved | 20/06/2016 – present |
| Officer | IBISCUS Hotel AG | 🇨🇭Svizzera | Active | 22/06/2016 – present |
| Officer | IBISCUS BETRIEBS AG | 🇨🇭Svizzera | Dissolved | 21/06/2016 – present |
| Officer | ARVEA Investments AG | 🇨🇭Svizzera | Active | 26/02/2024 – present |
| Officer | IBISCUS Management AG | 🇨🇭Svizzera | Dissolved | 21/06/2016 – present |
20/01/2017
appointed