| الدور | الشركة | البلد | الحالة | نطاق التاريخ |
|---|---|---|---|---|
| ضابط | Wasserversorgung Ballwil Genossenschaft | 🇨🇭Switzerland | نشط | 12/01/2022 – حاضر |
| ضابط | vonRoll hydro (suisse) ag | 🇨🇭Switzerland | نشط | 26/05/2021 – حاضر |
| ضابط | vR production (suisse) ag | 🇨🇭Switzerland | تم حلها | 17/05/2019 – حاضر |
12/01/2022
appointed
26/05/2021
appointed
23/04/2021
appointed