| Rol | Empresa | País | Estado | Período |
|---|---|---|---|---|
| Cargo | Estac AG | 🇨🇭Switzerland | Activa | 27/2/2024 – presente |
| Cargo | Steinform Kistler AG Natursteinwerk | 🇨🇭Switzerland | Activa | 27/7/2022 – presente |
| Cargo | Stauber Real Estate AG | 🇨🇭Switzerland | Activa | 7/2/2022 – presente |
| Cargo | W. Thommen AG | 🇨🇭Switzerland | Activa | 14/1/2022 – presente |
| Cargo | Bodenschatz AG | 🇨🇭Switzerland | Activa | 21/12/2021 – presente |
| Cargo | TWOTS Invest AG | 🇨🇭Switzerland | Activa | 15/12/2021 – presente |
| Cargo | NDL Immobilien AG | 🇨🇭Switzerland | Disuelta | 13/8/2020 – presente |
| Cargo | Ledermann Entwicklung AG | 🇨🇭Switzerland | Disuelta | 9/9/2019 – presente |
| Cargo | Ledermann Management AG | 🇨🇭Switzerland | Activa | 10/10/2019 – presente |
| Cargo | Ledermann Immobilien AG | 🇨🇭Switzerland | Activa | 9/9/2019 – presente |
| Cargo | Ledermann Totalunternehmung AG | 🇨🇭Switzerland | Activa | 9/9/2019 – presente |
| Cargo | Projektkontor AG | 🇨🇭Switzerland | Disuelta | 14/7/2016 – presente |
| Cargo | Mobimo FM Service AG | 🇨🇭Switzerland | Activa | 26/3/2019 – presente |
| Cargo | Interessengemeinschaft privater professioneller Bauherren (IPB) | 🇨🇭Switzerland | Activa | 11/10/2019 – presente |
| Cargo | LMI Development AG | 🇨🇭Switzerland | Activa | 20/11/2020 – presente |
27/2/2024
appointed
27/7/2022
appointed
14/7/2016
appointed