| Rol | Empresa | País | Estado | Período |
|---|---|---|---|---|
| Cargo | Welti-Furrer Fine Art AG | 🇨🇭Switzerland | Activa | 24/1/2023 – presente |
| Cargo | Gebr. Knecht AG | 🇨🇭Switzerland | Activa | 21/8/2024 – presente |
| Cargo | reha at home ag | 🇨🇭Switzerland | Activa | 2/4/2024 – presente |
| Cargo | Spitex 24 AG | 🇨🇭Switzerland | Activa | 29/9/2023 – presente |
| Cargo | Ruf Lanz Werbeagentur AG | 🇨🇭Switzerland | Activa | 27/10/2025 – presente |
| Cargo | Knecht Reisen AG | 🇨🇭Switzerland | Activa | 18/8/2017 – presente |
| Cargo | Welti-Furrer AG | 🇨🇭Switzerland | Activa | 6/2/2020 – presente |
| Cargo | Eurobus AG | 🇨🇭Switzerland | Activa | 18/6/2020 – presente |
| Cargo | Eurobus welti-furrer AG | 🇨🇭Switzerland | Activa | 20/5/2020 – presente |
| Cargo | Roda Finanz AG | 🇨🇭Switzerland | Activa | 27/12/2021 – presente |
| Cargo | WF Dielsdorf AG | 🇨🇭Switzerland | Activa | 20/12/2021 – presente |
| Cargo | Davent Holding AG | 🇨🇭Switzerland | Activa | 14/5/2020 – presente |
| Cargo | Knecht Holding AG | 🇨🇭Switzerland | Activa | 14/5/2020 – presente |
| Cargo | cptr AG | 🇨🇭Switzerland | Activa | 17/1/2018 – presente |
| Cargo | Seniorencare 24 AG | 🇨🇭Switzerland | Activa | 4/8/2023 – presente |
22/12/2025
appointed
18/11/2025
appointed
17/1/2018
appointed