| Role | Company | Country | Status | Date Range |
|---|---|---|---|---|
| Officer | Pauschalmakler AG | 🇨🇭Svizzera | Active | 21/08/2020 – present |
| Officer | Marthaler Immobilien AG | 🇨🇭Svizzera | Active | 04/07/2019 – present |
| Officer | MÜLLER + SPECHT AG | 🇨🇭Svizzera | Active | 25/05/2018 – present |
| Officer | Increa AG | 🇨🇭Svizzera | Active | 10/12/2025 – present |
| Officer | Rheinpark Immobilien AG | 🇨🇭Svizzera | Active | 13/10/2025 – present |
| Officer | SPECHT IMMOBILIEN GMBH | 🇨🇭Svizzera | Active | 27/10/2017 – present |
| Officer | Müller Immobilien AG | 🇨🇭Svizzera | Active | 05/10/2016 – present |
| Officer | Tridente GmbH | 🇨🇭Svizzera | Active | 17/03/2025 – present |
| Officer | AA further handel GmbH | 🇨🇭Svizzera | Active | 21/07/2020 – present |
16/02/2026
appointed
08/01/2026
appointed
02/08/2019
appointed