| Role | Company | Country | Status | Date Range |
|---|---|---|---|---|
| Officer | TOP MINERAL AG | 🇨🇭Svizzera | Active | 26/09/2022 – present |
| Officer | PAG Pump-Beton AG Lenzburg | 🇨🇭Svizzera | Active | 14/11/2019 – present |
| Officer | VKB AARGAU - Verband der Kies- und Betonproduzenten Aargau | 🇨🇭Svizzera | Active | 08/07/2019 – present |
| Officer | Bauunternehmer Region Basel (BRB) | 🇨🇭Svizzera | Active | 19/06/2017 – present |
| Officer | Belagswerk Rinau AG | 🇨🇭Svizzera | Active | 09/06/2016 – present |
| Officer | Vorsorgestiftung der Frey-Unternehmungen, Augst | 🇨🇭Svizzera | Active | 24/05/2016 – present |
| Officer | Immoka Immobilien AG | 🇨🇭Svizzera | Active | 13/09/2021 – present |
| Officer | Ernst Frey AG | 🇨🇭Svizzera | Active | 09/07/2021 – present |
26/09/2022
appointed
14/11/2019
appointed
24/05/2016
appointed