| Rol | Empresa | País | Estado | Período |
|---|---|---|---|---|
| Cargo | Wertstoff Schweiz AG | 🇨🇭Switzerland | Activa | 7/6/2019 – presente |
| Cargo | Buchbinderei Grollimund AG | 🇨🇭Switzerland | Activa | 5/11/2020 – presente |
| Cargo | kaufmann concept ag | 🇨🇭Switzerland | Activa | 21/1/2020 – presente |
| Cargo | Fritz Christen Immobilien AG | 🇨🇭Switzerland | Activa | 17/7/2019 – presente |
| Cargo | Kaufmann Holzindustrie AG | 🇨🇭Switzerland | Activa | 13/6/2019 – presente |
| Cargo | Kaufmann Oberholzer AG | 🇨🇭Switzerland | Activa | 13/6/2019 – presente |
| Cargo | Kaufmann Holding AG | 🇨🇭Switzerland | Activa | 13/6/2019 – presente |
| Cargo | Kaufmann Klimahaus AG | 🇨🇭Switzerland | Activa | 13/6/2019 – presente |
| Cargo | ZebaTech AG | 🇨🇭Switzerland | Activa | 30/6/2017 – presente |
| Cargo | CTS GROUP AG | 🇨🇭Switzerland | Activa | 20/11/2017 – presente |
| Cargo | ZebaTech Holding AG | 🇨🇭Switzerland | Activa | 27/1/2025 – presente |
8/5/2025
appointed
5/11/2020
appointed
30/6/2017
appointed