| Rol | Empresa | País | Estado | Período |
|---|---|---|---|---|
| Cargo | Park & Partner AG in Liquidation | 🇨🇭Switzerland | Disuelta | 22/3/2019 – presente |
| Cargo | Gebäude- und Unterhaltsreinigung Win GmbH in Liquidation | 🇨🇭Switzerland | Liquidación | 16/10/2018 – presente |
| Cargo | Helga Service AG in Liquidation | 🇨🇭Switzerland | Disuelta | 1/2/2018 – presente |
| Cargo | Wylandpark AG | 🇨🇭Switzerland | Activa | 13/9/2017 – presente |
| Cargo | Bälisteig Immobilien AG | 🇨🇭Switzerland | Activa | 9/4/2021 – presente |
22/3/2019
appointed
16/10/2018
appointed
13/9/2017
appointed