| Role | Company | Country | Status | Date Range |
|---|---|---|---|---|
| Officer | Wertstoff Schweiz AG | 🇨🇭Svizzera | Active | 07/06/2019 – present |
| Officer | Buchbinderei Grollimund AG | 🇨🇭Svizzera | Active | 05/11/2020 – present |
| Officer | kaufmann concept ag | 🇨🇭Svizzera | Active | 21/01/2020 – present |
| Officer | Fritz Christen Immobilien AG | 🇨🇭Svizzera | Active | 17/07/2019 – present |
| Officer | Kaufmann Holzindustrie AG | 🇨🇭Svizzera | Active | 13/06/2019 – present |
| Officer | Kaufmann Oberholzer AG | 🇨🇭Svizzera | Active | 13/06/2019 – present |
| Officer | Kaufmann Holding AG | 🇨🇭Svizzera | Active | 13/06/2019 – present |
| Officer | Kaufmann Klimahaus AG | 🇨🇭Svizzera | Active | 13/06/2019 – present |
| Officer | ZebaTech AG | 🇨🇭Svizzera | Active | 30/06/2017 – present |
| Officer | CTS GROUP AG | 🇨🇭Svizzera | Active | 20/11/2017 – present |
| Officer | ZebaTech Holding AG | 🇨🇭Svizzera | Active | 27/01/2025 – present |
08/05/2025
appointed
05/11/2020
appointed
30/06/2017
appointed