| Role | Company | Country | Status | Date Range |
|---|---|---|---|---|
| Officer | Verein ig sted seeland | 🇨🇭Svizzera | Active | 23/06/2020 – present |
| Officer | Recycling- und Mineralstoffzentrum GmbH | 🇨🇭Svizzera | Dissolved | 25/01/2018 – present |
| Officer | PriMa Rent GmbH | 🇨🇭Svizzera | Dissolved | 22/01/2018 – present |
| Officer | Kieswerk Aebisholz AG | 🇨🇭Svizzera | Active | 15/11/2017 – present |
| Officer | SEG Solothurner Entsorgungs-Gesellschaft AG | 🇨🇭Svizzera | Active | 31/10/2017 – present |
| Officer | AOS Abbaugemeinschaft Oberes Seeland AG | 🇨🇭Svizzera | Dissolved | 19/09/2017 – present |
| Officer | Vigier Beton Mittelland AG | 🇨🇭Svizzera | Active | 04/09/2017 – present |
| Officer | Beton AG Basel | 🇨🇭Svizzera | Dissolved | 22/08/2017 – present |
| Officer | Kies Neuendorf AG | 🇨🇭Svizzera | Active | 09/08/2017 – present |
| Officer | Vigier Beton Seeland Jura AG | 🇨🇭Svizzera | Active | 03/08/2017 – present |
| Officer | Steinbruch AG Vorberg Bözingen | 🇨🇭Svizzera | Active | 03/08/2017 – present |
| Officer | Vigier Beton AG | 🇨🇭Svizzera | Active | 24/07/2017 – present |
| Officer | AG Belagsfräsen Biel Studen | 🇨🇭Svizzera | Active | 15/02/2017 – present |
23/06/2020
appointed
25/01/2018
appointed
24/07/2017
appointed