| Role | Company | Country | Status | Date Range |
|---|---|---|---|---|
| Officer | Ehrenberg Elektro AG | 🇨🇭Svizzera | Active | 19/08/2025 – present |
| Officer | Frey + Cie Holding AG | 🇨🇭Svizzera | Active | 29/07/2019 – present |
| Officer | Zettaplan AG | 🇨🇭Svizzera | Active | 04/11/2019 – present |
| Officer | Weibel + Sommer Elektro AG | 🇨🇭Svizzera | Active | 04/12/2023 – present |
| Officer | Frey + Cie Elektro Management AG | 🇨🇭Svizzera | Active | 29/11/2023 – present |
| Officer | B + T Bild + Ton AG | 🇨🇭Svizzera | Active | 28/05/2018 – present |
| Officer | RSK Elektro AG | 🇨🇭Svizzera | Active | 11/02/2019 – present |
| Officer | Klangformat AG | 🇨🇭Svizzera | Active | 15/11/2023 – present |
| Officer | Lichtteam AG | 🇨🇭Svizzera | Active | 29/06/2016 – present |
| Officer | Schriber Elektro AG | 🇨🇭Svizzera | Active | 15/11/2023 – present |
| Officer | Schaltraum AG | 🇨🇭Svizzera | Active | 21/11/2019 – present |
| Officer | Frey + Cie Elektro AG Matten b. Interlaken | 🇨🇭Svizzera | Active | 11/01/2022 – present |
| Officer | Frey + Cie F.E.M. AG | 🇨🇭Svizzera | Active | 06/04/2020 – present |
| Officer | Frey + Cie Elektro AG | 🇨🇭Svizzera | Active | 06/08/2019 – present |
| Officer | Frey + Cie Sicherheitstechnik AG | 🇨🇭Svizzera | Active | 06/08/2019 – present |
| Officer | Frey + Cie Immobilien AG | 🇨🇭Svizzera | Active | 20/07/2016 – present |
| Officer | Frey + Cie Elektro AG Zug | 🇨🇭Svizzera | Active | 12/04/2017 – present |
| Officer | Zeltner AG | 🇨🇭Svizzera | Active | 07/09/2023 – present |
| Officer | Frey + Cie Elektro AG Stans | 🇨🇭Svizzera | Active | 17/08/2017 – present |
| Officer | Gesamtwerk AG | 🇨🇭Svizzera | Active | 05/07/2023 – present |
| Officer | Eventmedia AG | 🇨🇭Svizzera | Active | 12/04/2022 – present |
| Officer | Frey + Cie Eltel AG | 🇨🇭Svizzera | Dissolved | 27/02/2020 – present |
| Officer | Heinz Hodel AG | 🇨🇭Svizzera | Dissolved | 31/10/2019 – present |
| Officer | WinData Team AG | 🇨🇭Svizzera | Dissolved | 29/10/2019 – present |
| Officer | Forster AG, Büron | 🇨🇭Svizzera | Dissolved | 09/07/2019 – present |
| Officer | AV Steffen GmbH | 🇨🇭Svizzera | Dissolved | 10/05/2019 – present |
| Officer | HI-FI Mathys AG | 🇨🇭Svizzera | Dissolved | 25/04/2019 – present |
| Officer | Audio Video Fischer AG | 🇨🇭Svizzera | Dissolved | 25/04/2019 – present |
| Officer | Erismann, Radio & Television AG | 🇨🇭Svizzera | Dissolved | 25/04/2019 – present |
19/08/2025
appointed
10/07/2024
appointed
25/04/2019
appointed