| Rol | Empresa | País | Estado | Período |
|---|---|---|---|---|
| Cargo | Freiag, Aktiengesellschaft freier Importeure von Erdölprodukten | 🇨🇭Switzerland | Disuelta | 19/7/2017 – presente |
| Cargo | Waldburger Invest AG | 🇨🇭Switzerland | Activa | 18/7/2017 – presente |
| Cargo | ALVIER Tank AG, Buchs SG. | 🇨🇭Switzerland | Disuelta | 13/7/2017 – presente |
| Cargo | Huber Heizöl AG | 🇨🇭Switzerland | Disuelta | 17/7/2017 – presente |
19/7/2017
appointed
18/7/2017
appointed
13/7/2017
appointed