| Role | Company | Country | Status | Date Range |
|---|---|---|---|---|
| Officer | Winter Investment AG | 🇨🇭Svizzera | Active | 28/10/2020 – present |
| Officer | Skivertex AG | 🇨🇭Svizzera | Active | 14/10/2019 – present |
| Officer | Winter Holding AG | 🇨🇭Svizzera | Active | 14/10/2019 – present |
| Officer | Rivertex Holding AG | 🇨🇭Svizzera | Active | 22/07/2019 – present |
| Officer | Winterior Holding AG | 🇨🇭Svizzera | Active | 14/10/2019 – present |
| Officer | Winter Markenhandels- und Entwicklungs AG | 🇨🇭Svizzera | Active | 14/10/2019 – present |
| Officer | Winter & Company AG | 🇨🇭Svizzera | Active | 23/10/2019 – present |
| Officer | Fürsorgefonds der Winter & Company AG | 🇨🇭Svizzera | Active | 30/01/2020 – present |
| Officer | Murfloor AG | 🇨🇭Svizzera | Active | 08/11/2019 – present |
| Officer | Window Systems AG | 🇨🇭Svizzera | Active | 08/11/2019 – present |
| Officer | Höferlin Medical AG | 🇨🇭Svizzera | Active | 23/06/2017 – present |
12/08/2024
appointed
09/03/2022
appointed
23/06/2017
appointed