| Rol | Empresa | País | Estado | Período |
|---|---|---|---|---|
| Cargo | Dora und Walter Rykart Stiftung | 🇨🇭Switzerland | Activa | 15/7/2022 – presente |
| Cargo | LANDTWING Rechtsanwälte GmbH in Liquidation | 🇨🇭Switzerland | Disuelta | 29/11/2021 – presente |
| Cargo | Silke Landtwing perfekt schreiben | 🇨🇭Switzerland | Activa | 12/2/2019 – presente |
| Cargo | Cosmos-Verlag AG | 🇨🇭Switzerland | Activa | 10/9/2018 – presente |
| Cargo | at-point solutions ag | 🇨🇭Switzerland | Activa | 8/12/2016 – presente |
| Cargo | Schweizerischer Verband Selbständiger Medizinalpersonen (SVM) | 🇨🇭Switzerland | Activa | 18/4/2016 – presente |
| Cargo | at-point ag | 🇨🇭Switzerland | Activa | 4/11/2021 – presente |
| Cargo | Vorsorgestiftung der Mineralquelle Eptingen AG | 🇨🇭Switzerland | Activa | 27/7/2016 – presente |
| Cargo | Mineralquelle Eptingen AG | 🇨🇭Switzerland | Activa | 24/5/2016 – presente |
| Cargo | Lachmatt Beteiligungen AG | 🇨🇭Switzerland | Activa | 23/5/2016 – presente |
| Cargo | atpoint cloud ag | 🇨🇭Switzerland | Activa | 15/11/2021 – presente |
| Cargo | NCT AG | 🇨🇭Switzerland | Activa | 30/7/2020 – presente |
15/7/2022
appointed
29/11/2021
appointed
18/4/2016
appointed