| Role | Company | Country | Status | Date Range |
|---|---|---|---|---|
| Officer | Josef Koch Optiker AG, Luzern | 🇨🇭Svizzera | Dissolved | 04/04/2022 – present |
| Officer | EyeMedical AG | 🇨🇭Svizzera | Active | 18/05/2021 – present |
| Officer | Kochoptik AG | 🇨🇭Svizzera | Dissolved | 03/05/2021 – present |
| Officer | Linsenmax AG | 🇨🇭Svizzera | Active | 03/05/2021 – present |
| Officer | Mc Optik (Schweiz) AG | 🇨🇭Svizzera | Dissolved | 13/08/2019 – present |
| Officer | Schweizer Optikhandel AG | 🇨🇭Svizzera | Active | 13/08/2019 – present |
| Officer | VISILAB Magasins SA | 🇨🇭Svizzera | Dissolved | 05/01/2021 – present |
| Officer | Eyemetrics Optic Service AG | 🇨🇭Svizzera | Dissolved | 13/08/2019 – present |
| Officer | Wagner Optik GmbH | 🇨🇭Svizzera | Dissolved | 29/09/2016 – present |
04/04/2022
appointed
18/05/2021
appointed
29/09/2016
appointed