| Role | Company | Country | Status | Date Range |
|---|---|---|---|---|
| Officer | Park Grauenstein AG | 🇨🇭Svizzera | Active | 08/07/2025 – present |
| Officer | Areal Feldhof AG | 🇨🇭Svizzera | Active | 08/04/2025 – present |
| Officer | Engiadina Real Estate AG | 🇨🇭Svizzera | Active | 28/08/2023 – present |
| Officer | HBWG Immo AG | 🇨🇭Svizzera | Active | 05/09/2022 – present |
| Officer | HRS Keystone AG | 🇨🇭Svizzera | Active | 22/04/2022 – present |
| Officer | Macam AG | 🇨🇭Svizzera | Active | 24/09/2020 – present |
| Officer | Messepark Bern AG | 🇨🇭Svizzera | Active | 15/07/2020 – present |
| Officer | West Development AG | 🇨🇭Svizzera | Active | 11/06/2020 – present |
| Officer | IPZ Property AG | 🇨🇭Svizzera | Active | 27/03/2020 – present |
| Officer | TINPRI AG | 🇨🇭Svizzera | Active | 10/02/2020 – present |
| Officer | HRS Renovation AG | 🇨🇭Svizzera | Dissolved | 07/11/2019 – present |
| Officer | HRS International AG | 🇨🇭Svizzera | Active | 07/11/2019 – present |
| Officer | Stadion Züri AG | 🇨🇭Svizzera | Active | 07/11/2019 – present |
| Officer | HRS Selection AG | 🇨🇭Svizzera | Active | 07/11/2019 – present |
| Officer | HRS Holding AG | 🇨🇭Svizzera | Active | 06/11/2019 – present |
| Officer | HRS Real Estate AG | 🇨🇭Svizzera | Active | 06/11/2019 – present |
| Officer | KUMARO Beta AG | 🇨🇭Svizzera | Dissolved | 06/11/2019 – present |
| Officer | HRS Promotion AG | 🇨🇭Svizzera | Active | 06/11/2019 – present |
| Officer | HRS Investment AG | 🇨🇭Svizzera | Active | 06/11/2019 – present |
| Officer | KUMARO Alpha AG | 🇨🇭Svizzera | Dissolved | 06/11/2019 – present |
| Officer | Nova Brunnen Immobilien AG | 🇨🇭Svizzera | Active | 05/11/2019 – present |
08/07/2025
appointed
08/04/2025
appointed
05/11/2019
appointed