| Role | Company | Country | Status | Date Range |
|---|---|---|---|---|
| Officer | Goll Immo + Finanz AG | 🇨🇭Svizzera | Active | 20/10/2025 – present |
| Officer | Buchhorn AG in Liquidation | 🇨🇭Svizzera | Liquidation | 27/08/2025 – present |
| Officer | Berkmann AG in Liquidation | 🇨🇭Svizzera | Dissolved | 27/03/2024 – present |
| Officer | Mafina AG in Liquidation | 🇨🇭Svizzera | Dissolved | 14/08/2017 – present |
| Officer | Rhenum Treuhand AG | 🇨🇭Svizzera | Active | 25/02/2019 – present |
| Officer | CAR-TEXTILES AG in Liquidation | 🇨🇭Svizzera | Dissolved | 17/08/2021 – present |
| Officer | Baumgartner Steuerberatung + Treuhand AG | 🇨🇭Svizzera | Active | 08/03/2019 – present |
| Officer | SIS INDUSTRIESERVICE AG in Liquidation | 🇨🇭Svizzera | Dissolved | 01/03/2019 – present |
| Officer | Stargarage AG in Liquidation | 🇨🇭Svizzera | Liquidation | 15/08/2018 – present |
20/10/2025
appointed
27/08/2025
appointed
15/08/2018
appointed