| Role | Company | Country | Status | Date Range |
|---|---|---|---|---|
| Officer | Walche Revisionsgesellschaft AG | 🇨🇭Svizzera | Active | 07/02/2018 – present |
| Officer | Wespi & Partner AG | 🇨🇭Svizzera | Active | 24/02/2022 – present |
| Officer | Imbo AG | 🇨🇭Svizzera | Active | 23/12/2020 – present |
| Officer | W&P Revisions AG | 🇨🇭Svizzera | Active | 22/12/2020 – present |
| Officer | Rutor Immobilien AG | 🇨🇭Svizzera | Active | 16/12/2020 – present |
| Officer | Beratungs-Treuhand-Weissen AG | 🇨🇭Svizzera | Active | 20/04/2017 – present |
09/03/2026
appointed
22/02/2024
appointed
28/04/2017
appointed