| Rol | Empresa | País | Estado | Período |
|---|---|---|---|---|
| Cargo | Genossenschaft Elektra Koppigen-Willadingen | 🇨🇭Switzerland | Activa | 6/5/2025 – presente |
| Cargo | bau.wert AG | 🇨🇭Switzerland | Activa | 26/7/2018 – presente |
| Cargo | Kobag Koppiger Bauhandwerk AG | 🇨🇭Switzerland | Activa | 23/7/2018 – presente |
| Cargo | Schneider AG Bauunternehmung Koppigen | 🇨🇭Switzerland | Activa | 4/7/2018 – presente |
| Cargo | W. Christen Bauunternehmung Recherswil AG | 🇨🇭Switzerland | Activa | 2/7/2018 – presente |
| Cargo | Schroff Bau AG | 🇨🇭Switzerland | Disuelta | 29/6/2018 – presente |
| Cargo | Künti AG, Strassenbau | 🇨🇭Switzerland | Activa | 24/6/2024 – presente |
| Cargo | Stein Holding AG | 🇨🇭Switzerland | Activa | 25/6/2024 – presente |
| Cargo | Jost Bauunternehmung Wynigen AG | 🇨🇭Switzerland | Disuelta | 29/6/2018 – presente |
6/5/2025
appointed
26/7/2018
appointed
2/7/2018
appointed