| Role | Company | Country | Status | Date Range |
|---|---|---|---|---|
| Officer | Bauunternehmer Region Basel (BRB) | 🇨🇭Svizzera | Active | 24/10/2025 – present |
| Officer | Belreba AG | 🇨🇭Svizzera | Active | 18/10/2019 – present |
| Officer | Macadam AG | 🇨🇭Svizzera | Active | 18/10/2019 – present |
| Officer | Deponie Höli Liestal AG | 🇨🇭Svizzera | Active | 22/03/2018 – present |
| Officer | Rudolf Wirz Strassen- und Tiefbau AG | 🇨🇭Svizzera | Active | 28/04/2016 – present |
| Officer | Wirz Immobilien und Beteiligungen AG | 🇨🇭Svizzera | Active | 28/04/2016 – present |
| Officer | Ad. Stebler-Gyr AG | 🇨🇭Svizzera | Active | 28/04/2016 – present |
| Officer | Vino San Rocco AG | 🇨🇭Svizzera | Active | 03/11/2022 – present |
24/10/2025
appointed
18/10/2019
appointed
28/04/2016
appointed