| Rol | Empresa | País | Estado | Período |
|---|---|---|---|---|
| Cargo | Burch und Partner Immobilien AG | 🇨🇭Switzerland | Activa | 18/12/2019 – presente |
| Cargo | Premoco System AG | 🇨🇭Switzerland | Activa | 16/1/2023 – presente |
| Cargo | teamwerk bau ag | 🇨🇭Switzerland | Activa | 19/7/2024 – presente |
| Cargo | MRM Services GmbH | 🇨🇭Switzerland | Activa | 29/6/2022 – presente |
| Cargo | Baumeler Leitungsbau AG | 🇨🇭Switzerland | Activa | 14/5/2021 – presente |
| Cargo | Rammelmeyer Immobilien AG | 🇨🇭Switzerland | Activa | 8/5/2018 – presente |
| Cargo | ImmoHaus Schweiz AG | 🇨🇭Switzerland | Activa | 9/6/2017 – presente |
| Cargo | Burch Immobilien GmbH | 🇨🇭Switzerland | Activa | 25/4/2017 – presente |
| Cargo | Neue Publikationen AG in Liquidation | 🇨🇭Switzerland | Disuelta | 23/8/2018 – presente |
| Cargo | Vitabonum GmbH in Liquidation | 🇨🇭Switzerland | Disuelta | 8/8/2018 – presente |
| Cargo | IMG Medien AG in Liquidation | 🇨🇭Switzerland | Disuelta | 8/8/2018 – presente |
8/8/2025
appointed
4/6/2025
appointed
25/4/2017
appointed