| Role | Company | Country | Status | Date Range |
|---|---|---|---|---|
| Officer | Ketta Group AG | 🇨🇭Switzerland | Active | 09/03/2026 – present |
| Officer | Rolbera GmbH in Liquidation | 🇨🇭Switzerland | Liquidation | 21/10/2016 – present |
| Officer | Bohrfix Erdsonden AG | 🇨🇭Switzerland | Active | 13/12/2023 – present |
| Officer | Toni Transport GmbH | 🇨🇭Switzerland | Active | 28/12/2021 – present |
| Officer | Keta Invest GmbH | 🇨🇭Switzerland | Active | 03/09/2019 – present |
09/03/2026
appointed
23/02/2024
appointed
20/12/2019
appointed