| Rol | Empresa | País | Estado | Período |
|---|---|---|---|---|
| Cargo | Mühlehof Scherz AG | 🇨🇭Switzerland | Activa | 31/8/2018 – presente |
| Cargo | Mühle Scherz AG | 🇨🇭Switzerland | Activa | 31/8/2018 – presente |
| Cargo | Opalit AG | 🇨🇭Switzerland | Activa | 31/8/2018 – presente |
| Cargo | Melu Verwaltungs AG | 🇨🇭Switzerland | Activa | 31/8/2018 – presente |
| Cargo | Baustoffcenter Birr AG in Liq. | 🇨🇭Switzerland | Disuelta | 31/8/2018 – presente |
| Cargo | Hanspeter Meyer Naturprodukte | 🇨🇭Switzerland | Disuelta | 31/8/2018 – presente |
| Cargo | Transportgenossenschaft Brugg und Umgebung in Liquidation | 🇨🇭Switzerland | Liquidación | 23/9/2020 – presente |
13/6/2023
appointed
31/3/2020
appointed
31/8/2018
appointed