| Rol | Empresa | País | Estado | Período |
|---|---|---|---|---|
| Cargo | Josal Holding AG | 🇨🇭Switzerland | Activa | 11/3/2019 – presente |
| Cargo | Johann Müller AG, Kieswerk und Baggereiunternehmung | 🇨🇭Switzerland | Activa | 14/9/2021 – presente |
| Cargo | Schmucki Kies + Tiefbau AG | 🇨🇭Switzerland | Activa | 21/7/2021 – presente |
| Cargo | Kustobar AG | 🇨🇭Switzerland | Activa | 21/7/2021 – presente |
| Cargo | Raymann Bauunternehmung AG | 🇨🇭Switzerland | Activa | 16/7/2021 – presente |
| Cargo | Beton AG Etzel + Linth | 🇨🇭Switzerland | Activa | 17/12/2018 – presente |
| Cargo | Beton Willikon AG | 🇨🇭Switzerland | Activa | 11/7/2018 – presente |
| Cargo | JMS RISI AG Tief- und Spezialtiefbau | 🇨🇭Switzerland | Activa | 3/6/2019 – presente |
| Cargo | Kiesamon AG | 🇨🇭Switzerland | Activa | 20/11/2020 – presente |
| Cargo | MOAG Linth AG | 🇨🇭Switzerland | Activa | 5/3/2020 – presente |
| Cargo | Karl Rüegg Tiefbau und Transport AG | 🇨🇭Switzerland | Activa | 6/8/2019 – presente |
| Cargo | Landolt Transport AG | 🇨🇭Switzerland | Activa | 11/3/2019 – presente |
| Cargo | Ruth Indermühle Stiftung | 🇨🇭Switzerland | Activa | 3/11/2021 – presente |
20/1/2025
appointed
14/9/2021
appointed
30/8/2018
appointed