| Rol | Empresa | País | Estado | Período |
|---|---|---|---|---|
| Cargo | Wärmeverbund Oberdorf GmbH | 🇨🇭Switzerland | Activa | 10/12/2018 – presente |
| Cargo | it-processing AG | 🇨🇭Switzerland | Activa | 10/6/2025 – presente |
| Cargo | Siegenthaler Baumanagement GmbH in Liquidation | 🇨🇭Switzerland | Disuelta | 5/10/2022 – presente |
| Cargo | Klapp GmbH | 🇨🇭Switzerland | Activa | 6/9/2022 – presente |
| Cargo | PMI Projektmanagement & Informatik AG | 🇨🇭Switzerland | Disuelta | 6/4/2022 – presente |
| Cargo | Campus Software AG | 🇨🇭Switzerland | Activa | 23/2/2022 – presente |
| Cargo | Wohnbaugenossenschaft Herdern (WBH) | 🇨🇭Switzerland | Activa | 30/9/2021 – presente |
| Cargo | Boess + Partner AG | 🇨🇭Switzerland | Activa | 21/12/2020 – presente |
| Cargo | Aquila First Associates AG | 🇨🇭Switzerland | Activa | 20/5/2020 – presente |
| Cargo | Boess Rüegg AG | 🇨🇭Switzerland | Activa | 8/11/2019 – presente |
| Cargo | Boess SYTEK AG | 🇨🇭Switzerland | Activa | 15/5/2019 – presente |
| Cargo | PERCOS Holding AG | 🇨🇭Switzerland | Activa | 19/2/2019 – presente |
| Cargo | RZintegral AG | 🇨🇭Switzerland | Activa | 28/12/2018 – presente |
| Cargo | CM Informatik AG | 🇨🇭Switzerland | Activa | 11/7/2018 – presente |
| Cargo | Boess Viscum AG | 🇨🇭Switzerland | Activa | 14/6/2018 – presente |
| Cargo | Cent Systems AG | 🇨🇭Switzerland | Activa | 21/11/2016 – presente |
| Cargo | Schweizerische Bundesbahnen SBB | 🇨🇭Switzerland | Activa | 25/7/2016 – presente |
| Cargo | Boess Engineering AG | 🇨🇭Switzerland | Activa | 20/7/2016 – presente |
| Cargo | Boess Infra AG | 🇨🇭Switzerland | Activa | 13/7/2016 – presente |
| Cargo | Aquila Associates AG in Liquidation | 🇨🇭Switzerland | Disuelta | 17/7/2018 – presente |
| Cargo | Berner Kantonalbank AG | 🇨🇭Switzerland | Activa | 17/7/2019 – presente |
19/8/2025
appointed
10/6/2025
appointed
13/7/2016
appointed