| Role | Company | Country | Status | Date Range |
|---|---|---|---|---|
| Officer | WALKER Türen und Tore AG in Liquidation | 🇨🇭Svizzera | Dissolved | 22/09/2016 – present |
| Officer | WALKER Stahl- und Metallbau AG in Liquidation | 🇨🇭Svizzera | Dissolved | 22/09/2016 – present |
| Officer | WALKER Türen und Tore AG in Liquidation | 🇨🇭Svizzera | Dissolved | 22/09/2016 – present |
| Officer | WALKER Stahl- und Metallbau AG in Liquidation | 🇨🇭Svizzera | Dissolved | 22/09/2016 – present |
22/09/2016
appointed