| Rol | Empresa | País | Estado | Período |
|---|---|---|---|---|
| Cargo | Kalberer + Gartmann AG | 🇨🇭Switzerland | Activa | 11/12/2018 – presente |
| Cargo | glasartig GmbH | 🇨🇭Switzerland | Disuelta | 8/3/2021 – 20/2/2018 |
| Cargo | BrainMill GmbH | 🇨🇭Switzerland | Activa | 25/2/2021 – 5/3/2018 |
| Cargo | Seeztal AG | 🇨🇭Switzerland | Activa | 20/3/2020 – presente |
| Cargo | Hartmann Elektrik AG | 🇨🇭Switzerland | Activa | 20/6/2018 – presente |
| Cargo | Seeztal Garage GmbH | 🇨🇭Switzerland | Disuelta | 28/8/2017 – presente |
| Cargo | Bauwerch AG | 🇨🇭Switzerland | Activa | 20/7/2018 – presente |
| Cargo | Baumacher AG | 🇨🇭Switzerland | Activa | 4/10/2019 – presente |
| Cargo | Meli Service GmbH | 🇨🇭Switzerland | Activa | 12/6/2024 – presente |
6/1/2023
appointed
8/3/2021
appointed
28/8/2017
appointed