| Role | Company | Country | Status | Date Range |
|---|---|---|---|---|
| Officer | GIM Architekten AG | 🇨🇭Switzerland | Active | 06/08/2024 – present |
| Officer | Alta Vista AG | 🇨🇭Switzerland | Active | 06/08/2024 – present |
| Officer | Massivholzhaus ER GmbH | 🇨🇭Switzerland | Active | 22/08/2023 – present |
| Officer | ERNE Entwicklung AG | 🇨🇭Switzerland | Active | 16/05/2023 – present |
| Officer | Rombach Immobilien AG | 🇨🇭Switzerland | Dissolved | 25/07/2022 – present |
| Officer | ERNE Immo AG | 🇨🇭Switzerland | Active | 27/12/2021 – present |
| Officer | The Alpine Immo AG | 🇨🇭Switzerland | Active | 05/11/2021 – present |
| Officer | Fore Immobilien AG | 🇨🇭Switzerland | Active | 05/10/2021 – present |
| Officer | Milchverwertungsgenossenschaft Schmocken in Liquidation | 🇨🇭Switzerland | Dissolved | 15/07/2016 – present |
| Officer | Baukostenplanung Ernst AG in Liquidation | 🇨🇭Switzerland | Dissolved | 18/04/2016 – present |
| Officer | RE Beteiligungen AG | 🇨🇭Switzerland | Active | 30/01/2019 – present |
| Officer | Fore Real AG | 🇨🇭Switzerland | Active | 29/04/2024 – present |
06/08/2024
appointed
22/08/2023
appointed
08/04/2021
appointed