| Role | Company | Country | Status | Date Range |
|---|---|---|---|---|
| Officer | Burch und Partner Immobilien AG | 🇨🇭Svizzera | Active | 18/12/2019 – present |
| Officer | Premoco System AG | 🇨🇭Svizzera | Active | 16/01/2023 – present |
| Officer | teamwerk bau ag | 🇨🇭Svizzera | Active | 19/07/2024 – present |
| Officer | MRM Services GmbH | 🇨🇭Svizzera | Active | 29/06/2022 – present |
| Officer | Baumeler Leitungsbau AG | 🇨🇭Svizzera | Active | 14/05/2021 – present |
| Officer | Rammelmeyer Immobilien AG | 🇨🇭Svizzera | Active | 08/05/2018 – present |
| Officer | ImmoHaus Schweiz AG | 🇨🇭Svizzera | Active | 09/06/2017 – present |
| Officer | Burch Immobilien GmbH | 🇨🇭Svizzera | Active | 25/04/2017 – present |
| Officer | Neue Publikationen AG in Liquidation | 🇨🇭Svizzera | Dissolved | 23/08/2018 – present |
| Officer | Vitabonum GmbH in Liquidation | 🇨🇭Svizzera | Dissolved | 08/08/2018 – present |
| Officer | IMG Medien AG in Liquidation | 🇨🇭Svizzera | Dissolved | 08/08/2018 – present |
08/08/2025
appointed
04/06/2025
appointed
25/04/2017
appointed