| Rol | Empresa | País | Estado | Período |
|---|---|---|---|---|
| Cargo | FC Naters | 🇨🇭Switzerland | Activa | 1/2/2024 – presente |
| Cargo | FC Naters Oberwallis AG | 🇨🇭Switzerland | Activa | 27/1/2017 – presente |
| Cargo | Verein Bellwald Tourismus | 🇨🇭Switzerland | Activa | 6/10/2020 – presente |
| Cargo | Architekturbüro Ritz Hans | 🇨🇭Switzerland | Activa | 26/11/2019 – presente |
| Cargo | Ritz Hans Architektur und Planungs AG | 🇨🇭Switzerland | Activa | 21/11/2019 – presente |
| Cargo | Ritz Lebensmittel GmbH | 🇨🇭Switzerland | Activa | 14/11/2019 – presente |
| Cargo | Ritz Immobilien AG | 🇨🇭Switzerland | Activa | 14/11/2019 – presente |
| Cargo | Ritz Verwaltung und Vermietung GmbH | 🇨🇭Switzerland | Activa | 19/12/2016 – presente |
| Cargo | RIMO Verkauf und Beratung AG | 🇨🇭Switzerland | Activa | 18/11/2016 – presente |
| Cargo | Hotel Relief AG | 🇨🇭Switzerland | Activa | 14/11/2019 – presente |
| Cargo | GZ Platten- & Natursteinbeläge AG | 🇨🇭Switzerland | Activa | 14/11/2019 – presente |
| Cargo | Hans Ritz Holding AG | 🇨🇭Switzerland | Activa | 14/11/2019 – presente |
| Cargo | Perren Baugeschäft AG | 🇨🇭Switzerland | Activa | 19/12/2016 – presente |
| Cargo | R&G AG | 🇨🇭Switzerland | Activa | 10/11/2017 – presente |
1/2/2024
appointed
13/10/2023
appointed
14/11/2019
appointed