| Role | Company | Country | Status | Date Range |
|---|---|---|---|---|
| Officer | Brun + Partner AG in Liquidation | 🇨🇭Svizzera | Liquidation | 30/10/2020 – present |
| Officer | Rosenbach Treuhand AG in Liquidation | 🇨🇭Svizzera | Dissolved | 14/03/2016 – present |
| Officer | RTM Bau AG in Liquidation | 🇨🇭Svizzera | Dissolved | 14/03/2016 – present |
30/10/2020
appointed