| Role | Company | Country | Status | Date Range |
|---|---|---|---|---|
| Officer | Roos Holzbau AG | 🇨🇭Svizzera | Active | 10/11/2016 – present |
| Officer | Roos Treppenbau AG | 🇨🇭Svizzera | Active | 10/11/2016 – present |
| Officer | Roos Kran AG | 🇨🇭Svizzera | Active | 10/11/2016 – present |
| Officer | Rooga AG | 🇨🇭Svizzera | Active | 10/11/2016 – present |
10/11/2016
appointed