| Role | Company | Country | Status | Date Range |
|---|---|---|---|---|
| Officer | Walhalla Immobilien AG | 🇨🇭Svizzera | Active | 14/03/2019 – present |
| Officer | ELMA Immobilien AG | 🇨🇭Svizzera | Active | 29/08/2025 – present |
| Officer | ELMA Holding AG | 🇨🇭Svizzera | Active | 29/08/2025 – present |
| Officer | Walhalladrink AG | 🇨🇭Svizzera | Active | 29/08/2025 – present |
| Officer | Schwert AG | 🇨🇭Svizzera | Active | 29/08/2025 – present |
| Officer | Störi Licht AG | 🇨🇭Svizzera | Active | 18/09/2020 – present |
| Officer | Barrier Immobilien AG | 🇨🇭Svizzera | Active | 05/07/2023 – present |
| Officer | Zweifel Getränke AG | 🇨🇭Svizzera | Dissolved | 12/11/2020 – present |
| Officer | Schäfli Uznach AG | 🇨🇭Svizzera | Active | 23/07/2019 – present |
| Officer | Walhalla Immobilien AG | 🇨🇭Svizzera | Dissolved | 14/03/2019 – present |
| Officer | Service 7000 AG | 🇨🇭Svizzera | Active | 24/04/2017 – present |
| Officer | WT Bacchus AG | 🇨🇭Svizzera | Active | 05/10/2020 – present |
| Officer | Skilift Schilt AG Mollis | 🇨🇭Svizzera | Active | 28/12/2020 – present |
01/09/2025
appointed
29/08/2025
appointed
24/04/2017
appointed