| Rol | Empresa | País | Estado | Período |
|---|---|---|---|---|
| Cargo | Stiftung Tosam | 🇨🇭Switzerland | Activa | 20/4/2020 – presente |
| Cargo | Stiftung Leben im Alter | 🇨🇭Switzerland | Activa | 19/9/2022 – presente |
| Cargo | BSW SECURITY AG | 🇨🇭Switzerland | Activa | 21/7/2020 – presente |
| Cargo | Witzig The Office Company AG | 🇨🇭Switzerland | Disuelta | 5/12/2019 – presente |
| Cargo | Witzig The Office Company AG in Liquidation | 🇨🇭Switzerland | Liquidación | 5/12/2019 – presente |
| Cargo | Ergodata AG | 🇨🇭Switzerland | Activa | 19/12/2019 – presente |
| Cargo | Witzig Alteco Digital Services AG | 🇨🇭Switzerland | Activa | 21/11/2019 – presente |
| Cargo | Wohlfahrtsfonds Witzig Gruppe | 🇨🇭Switzerland | Disuelta | 21/11/2019 – presente |
| Cargo | Stiftung für schweizerische naive Kunst und art brut | 🇨🇭Switzerland | Activa | 12/1/2022 – presente |
| Cargo | BIOMOTO Schweiz AG | 🇨🇭Switzerland | Activa | 25/6/2025 – presente |
5/1/2023
appointed
19/9/2022
appointed
21/11/2019
appointed