| Rol | Empresa | País | Estado | Período |
|---|---|---|---|---|
| Cargo | Personalfürsorgestiftung der Firma Walpen AG, Hoch- und Tiefbau | 🇨🇭Switzerland | Activa | 11/6/2025 – presente |
| Cargo | Bauunternehmung Lötscher Susten AG | 🇨🇭Switzerland | Activa | 1/11/2023 – presente |
| Cargo | Peter Ruppen Bauunternehmung AG | 🇨🇭Switzerland | Activa | 8/9/2023 – presente |
| Cargo | Chalet - Hotel Bettmerhof AG | 🇨🇭Switzerland | Activa | 11/7/2023 – presente |
| Cargo | Amacker Holzbau AG | 🇨🇭Switzerland | Activa | 14/4/2023 – presente |
| Cargo | VOWEG AG | 🇨🇭Switzerland | Activa | 13/2/2023 – presente |
| Cargo | EVENTA Festhallen & Zubehör AG | 🇨🇭Switzerland | Activa | 17/9/2021 – presente |
| Cargo | brutal güet AG | 🇨🇭Switzerland | Activa | 25/6/2021 – presente |
| Cargo | Schnyder Infrastruktur AG | 🇨🇭Switzerland | Activa | 23/4/2021 – presente |
| Cargo | Aletsch Transporte GmbH | 🇨🇭Switzerland | Activa | 24/11/2020 – presente |
| Cargo | Heli Aletsch AG | 🇨🇭Switzerland | Activa | 18/10/2019 – presente |
| Cargo | Kieswerk Fieschertal AG | 🇨🇭Switzerland | Activa | 18/10/2019 – presente |
| Cargo | Zementwaren Otto Kalbermatten AG | 🇨🇭Switzerland | Activa | 24/1/2018 – presente |
| Cargo | Kieswerk Massa AG | 🇨🇭Switzerland | Activa | 24/1/2018 – presente |
| Cargo | Interalp Bau AG | 🇨🇭Switzerland | Activa | 15/6/2017 – presente |
| Cargo | Blasbiel AG | 🇨🇭Switzerland | Activa | 15/6/2017 – presente |
| Cargo | Sägematte Asset AG | 🇨🇭Switzerland | Activa | 16/2/2017 – presente |
| Cargo | Walpen AG Hoch- und Tiefbau, Filiale Visp | 🇨🇭Switzerland | Activa | 13/2/2025 – presente |
| Cargo | Walpen AG Hoch- und Tiefbau, Filiale Brig | 🇨🇭Switzerland | Activa | 13/2/2025 – presente |
11/6/2025
appointed
1/11/2023
appointed
16/2/2017
appointed