| Role | Company | Country | Status | Date Range |
|---|---|---|---|---|
| Officer | Dr. Eduard Gübelin Verein für die Erforschung und Identifikation von Edelsteinen | 🇨🇭Svizzera | Active | 14/06/2023 – present |
| Officer | Besi Switzerland AG | 🇨🇭Svizzera | Active | 16/10/2018 – present |
| Officer | Besi Spares and Tooling AG | 🇨🇭Svizzera | Dissolved | 26/02/2019 – present |
14/06/2023
appointed