| Role | Company | Country | Status | Date Range |
|---|---|---|---|---|
| Officer | CASA-VITA/Frefel Holzbau AG | 🇨🇭Svizzera | Active | 24/12/2025 – present |
| Officer | RESiQ AG | 🇨🇭Svizzera | Active | 22/08/2023 – present |
| Officer | Rorwis Immobilien AG | 🇨🇭Svizzera | Active | 27/06/2022 – present |
| Officer | Leimen Beteiligungs AG | 🇨🇭Svizzera | Active | 21/03/2022 – present |
| Officer | Lift-Ex AG | 🇨🇭Svizzera | Active | 03/03/2021 – present |
| Officer | Fäh Maschinen- und Anlagenbau AG | 🇨🇭Svizzera | Active | 25/11/2019 – present |
| Officer | J&W Verwaltungs AG | 🇨🇭Svizzera | Active | 25/11/2019 – present |
| Officer | Heli-Linth AG | 🇨🇭Svizzera | Active | 25/11/2019 – present |
| Officer | J Immobilien AG | 🇨🇭Svizzera | Active | 25/11/2019 – present |
| Officer | J Holding AG | 🇨🇭Svizzera | Active | 23/05/2018 – present |
| Officer | Marti Rechtsanwälte AG | 🇨🇭Svizzera | Active | 25/11/2019 – present |
| Officer | Steurer Seilbahnen AG | 🇨🇭Svizzera | Active | 25/11/2019 – present |
| Officer | SEC Investment AG | 🇨🇭Svizzera | Active | 20/11/2019 – present |
| Officer | Kamm AG, Filzbach | 🇨🇭Svizzera | Active | 28/06/2018 – present |
| Officer | Störi Licht AG | 🇨🇭Svizzera | Active | 03/08/2018 – present |
| Officer | Bäckerei Beeler GmbH in Liquidation | 🇨🇭Svizzera | Dissolved | 22/01/2019 – present |
| Officer | Herrweg Immobilien AG in Liquidation | 🇨🇭Svizzera | Dissolved | 23/03/2018 – present |
| Officer | Service 7000 AG | 🇨🇭Svizzera | Active | 14/04/2022 – present |
24/12/2025
appointed
22/08/2023
appointed
23/03/2018
appointed