| Rol | Empresa | País | Estado | Período |
|---|---|---|---|---|
| Cargo | ER Industries AG | 🇨🇭Switzerland | Activa | 12/9/2025 – presente |
| Cargo | ER Management AG | 🇨🇭Switzerland | Activa | 27/8/2025 – presente |
| Cargo | ER Enterprises AG | 🇨🇭Switzerland | Activa | 9/2/2016 – presente |
| Cargo | ERNI Group Holding AG | 🇨🇭Switzerland | Activa | 11/10/2021 – 6/6/2016 |
| Cargo | Evfadast Immobilien AG | 🇨🇭Switzerland | Activa | 8/7/2019 – presente |
| Cargo | PB Group Holding AG | 🇨🇭Switzerland | Disuelta | 1/6/2017 – presente |
| Cargo | SEI Group Holding AG | 🇨🇭Switzerland | Disuelta | 17/5/2017 – presente |
| Cargo | SEI Swiss Engineering Institute AG | 🇨🇭Switzerland | Disuelta | 16/5/2017 – presente |
| Cargo | ERNI Schweiz AG | 🇨🇭Switzerland | Activa | 22/6/2016 – presente |
12/9/2025
appointed
27/8/2025
appointed
6/6/2016
resigned