| Role | Company | Country | Status | Date Range |
|---|---|---|---|---|
| Officer | Stiftung Tosam | 🇨🇭Svizzera | Active | 20/04/2020 – present |
| Officer | Stiftung Leben im Alter | 🇨🇭Svizzera | Active | 19/09/2022 – present |
| Officer | BSW SECURITY AG | 🇨🇭Svizzera | Active | 21/07/2020 – present |
| Officer | Witzig The Office Company AG | 🇨🇭Svizzera | Dissolved | 05/12/2019 – present |
| Officer | Witzig The Office Company AG in Liquidation | 🇨🇭Svizzera | Liquidation | 05/12/2019 – present |
| Officer | Ergodata AG | 🇨🇭Svizzera | Active | 19/12/2019 – present |
| Officer | Witzig Alteco Digital Services AG | 🇨🇭Svizzera | Active | 21/11/2019 – present |
| Officer | Wohlfahrtsfonds Witzig Gruppe | 🇨🇭Svizzera | Dissolved | 21/11/2019 – present |
| Officer | Stiftung für schweizerische naive Kunst und art brut | 🇨🇭Svizzera | Active | 12/01/2022 – present |
| Officer | BIOMOTO Schweiz AG | 🇨🇭Svizzera | Active | 25/06/2025 – present |
05/01/2023
appointed
19/09/2022
appointed
21/11/2019
appointed