| Role | Company | Country | Status | Date Range |
|---|---|---|---|---|
| Officer | Ringger und Bolt AG für Liegenschaftenverwaltungen | 🇨🇭Switzerland | Active | 11/10/2016 – present |
| Officer | Ringger Tanner Partner AG | 🇨🇭Switzerland | Active | 03/05/2016 – present |
| Officer | Ringger + Bolt Verwaltungen AG | 🇨🇭Switzerland | Active | 25/02/2026 – present |
11/10/2016
appointed
03/05/2016
appointed