| Role | Company | Country | Status | Date Range |
|---|---|---|---|---|
| Officer | LGZ Hochrhein AG | 🇨🇭Svizzera | Active | 26/08/2022 – present |
| Officer | Werner Kalt Consulting GmbH in Liquidation | 🇨🇭Svizzera | Dissolved | 14/07/2017 – present |
| Officer | Steinbruch Mellikon AG | 🇨🇭Svizzera | Active | 09/06/2016 – present |
| Officer | Belags - AG Böttstein | 🇨🇭Svizzera | Dissolved | 07/02/2020 – present |
26/08/2022
appointed
14/07/2017
appointed
09/06/2016
appointed