| Rol | Empresa | País | Estado | Período |
|---|---|---|---|---|
| Cargo | Steve Plattner Pro GmbH in Liquidation | 🇨🇭Switzerland | Liquidación | 22/12/2025 – presente |
| Cargo | R&R Treuhand AG | 🇨🇭Switzerland | Activa | 16/11/2017 – presente |
| Cargo | Fiechter Revisionen AG in Liquidation | 🇨🇭Switzerland | Disuelta | 9/9/2016 – presente |
22/12/2025
appointed
16/11/2017
appointed
9/9/2016
appointed