| Role | Company | Country | Status | Date Range |
|---|---|---|---|---|
| Officer | Swiss Estates AG | 🇨🇭Switzerland | Active | 15/01/2026 – present |
| Officer | SE Rheintal AG | 🇨🇭Switzerland | Active | 14/01/2026 – present |
| Officer | Kolumbus Group AG | 🇨🇭Switzerland | Active | 18/03/2025 – present |
| Officer | K-FIT AG | 🇨🇭Switzerland | Active | 12/07/2021 – present |
| Officer | NovaZona AG | 🇨🇭Switzerland | Active | 03/07/2024 – present |
| Officer | Kolumbus Generalbau GmbH | 🇨🇭Switzerland | Dissolved | 16/03/2016 – present |
| Officer | Kolumbus Immobilien AG | 🇨🇭Switzerland | Active | 08/12/2021 – present |
| Officer | Beometall AG | 🇨🇭Switzerland | Active | 12/07/2021 – present |
15/01/2026
appointed
14/01/2026
appointed
12/07/2021
appointed