| Role | Company | Country | Status | Date Range |
|---|---|---|---|---|
| Officer | Q-MATTE AG | 🇨🇭Svizzera | Active | 03/12/2020 – present |
| Officer | Fräbag AG | 🇨🇭Svizzera | Active | 26/06/2019 – present |
| Officer | Pro Rohr AG | 🇨🇭Svizzera | Active | 19/12/2017 – present |
| Officer | Wirz AG Bauunternehmung | 🇨🇭Svizzera | Active | 19/12/2017 – present |
| Officer | König Haustechnik und Service AG | 🇨🇭Svizzera | Active | 19/12/2017 – present |
| Officer | Nussli Restauratoren AG | 🇨🇭Svizzera | Dissolved | 19/12/2017 – present |
| Officer | Brändli Bautechnik AG | 🇨🇭Svizzera | Dissolved | 19/12/2017 – present |
| Officer | Wirz AG Schadstoffsanierung | 🇨🇭Svizzera | Active | 19/12/2017 – present |
| Officer | Wirz Holzbau AG | 🇨🇭Svizzera | Active | 19/12/2017 – present |
03/12/2020
appointed
26/06/2019
appointed
19/12/2017
appointed