| Role | Company | Country | Status | Date Range |
|---|---|---|---|---|
| Officer | BusinessTreuhand AG | 🇨🇭Svizzera | Active | 21/03/2018 – present |
| Officer | PROAG AG | 🇨🇭Svizzera | Active | 12/02/2016 – present |
| Officer | PROAG Holding AG | 🇨🇭Svizzera | Active | 12/02/2016 – present |
| Officer | Business Holding AG | 🇨🇭Svizzera | Active | 24/05/2016 – present |
| Officer | Dachstein AG | 🇨🇭Svizzera | Active | 17/10/2018 – present |
| Officer | SH Asset Holding AG in Liquidation | 🇨🇭Svizzera | Dissolved | 18/01/2018 – present |
| Officer | Asphalt Collection AG in Liquidation | 🇨🇭Svizzera | Dissolved | 29/10/2018 – present |
| Officer | Holiday Chalets AG | 🇨🇭Svizzera | Active | 17/10/2018 – present |
| Officer | Moldau AG | 🇨🇭Svizzera | Active | 16/10/2018 – present |
21/03/2018
appointed
09/06/2016
appointed
24/05/2016
appointed