| Role | Company | Country | Status | Date Range |
|---|---|---|---|---|
| Officer | Constructa Immobilien GmbH in Liquidation | 🇨🇭Svizzera | Dissolved | 02/02/2024 – present |
| Officer | BIRRER Gerüstbau AG | 🇨🇭Svizzera | Active | 27/05/2025 – present |
| Officer | BIR Immo AG | 🇨🇭Svizzera | Active | 07/06/2023 – present |
02/02/2024
appointed