| Role | Company | Country | Status | Date Range |
|---|---|---|---|---|
| Officer | Aarekies Brienz AG | 🇨🇭Svizzera | Active | 23/03/2021 – present |
| Officer | Ghelma AG Baubetriebe | 🇨🇭Svizzera | Active | 23/03/2021 – present |
| Officer | Ghelma AG REDEKO | 🇨🇭Svizzera | Active | 23/03/2021 – present |
| Officer | Zimmermann AG Hoch- und Tiefbau | 🇨🇭Svizzera | Active | 23/03/2021 – present |
| Officer | Ghelma AG SKISAB | 🇨🇭Svizzera | Active | 23/03/2021 – present |
| Officer | Kaspar von Bergen Bau AG | 🇨🇭Svizzera | Active | 23/03/2021 – present |
| Officer | Ghelma AG Holding | 🇨🇭Svizzera | Active | 23/03/2021 – present |
| Officer | Ghelma AG Bau/Immobilien | 🇨🇭Svizzera | Active | 23/03/2021 – present |
| Officer | Werren AG | 🇨🇭Svizzera | Dissolved | 09/01/2018 – present |
| Officer | Chaubert AG | 🇨🇭Svizzera | Active | 18/01/2018 – present |
| Officer | Luchs Bodenbeläge AG | 🇨🇭Svizzera | Active | 11/04/2025 – present |
| Officer | Alpexa AG | 🇨🇭Svizzera | Active | 11/04/2025 – present |
| Officer | ROCK TEC AG | 🇨🇭Svizzera | Active | 03/06/2025 – present |
23/03/2021
appointed
25/07/2018
appointed
18/01/2018
appointed