| Role | Company | Country | Status | Date Range |
|---|---|---|---|---|
| Officer | Aquihold AG | 🇨🇭Switzerland | Active | 28/11/2025 – present |
| Officer | GaHolz Holding AG | 🇨🇭Switzerland | Active | 01/07/2021 – present |
| Officer | A. Gantenbein Immobilien AG | 🇨🇭Switzerland | Active | 01/07/2021 – present |
| Officer | Gantenbein Holzbau AG | 🇨🇭Switzerland | Active | 01/07/2021 – present |
| Officer | Boomerang Reisen - Pacific Tours AG | 🇨🇭Switzerland | Active | 20/01/2023 – present |
| Officer | AR Elektro GmbH | 🇨🇭Switzerland | Active | 14/11/2022 – present |
| Officer | Gantenbein Holzbau AG | 🇨🇭Switzerland | Active | 09/12/2019 – present |
| Officer | GaHolz Holding AG | 🇨🇭Switzerland | Active | 01/07/2021 – present |
| Officer | A. Gantenbein Immobilien AG | 🇨🇭Switzerland | Active | 01/07/2021 – present |
| Officer | GaHolz Beteiligungen AG | 🇨🇭Switzerland | Dissolved | 01/07/2021 – present |
| Officer | GaHolz Beteiligungen AG | 🇨🇭Switzerland | Dissolved | 01/07/2021 – present |
| Officer | Gantenbein Holzbau AG | 🇨🇭Switzerland | Active | 09/12/2019 – present |
| Officer | Baugesellschaft "Birkenau" AG | 🇨🇭Switzerland | Active | 12/06/2018 – present |
| Officer | Grünpunkt GmbH | 🇨🇭Switzerland | Active | 03/04/2018 – present |
| Officer | i-grows AG in Liquidation | 🇨🇭Switzerland | Dissolved | 14/09/2017 – present |
| Officer | FTI Europe AG | 🇨🇭Switzerland | Dissolved | 12/06/2017 – present |
| Officer | Genossenschaft für ländliches Bauen (GLB) Waldstatt und Umgebung in Liquidation | 🇨🇭Switzerland | Liquidation | 26/10/2022 – present |
| Officer | Urnäscher Milchspezialitäten AG | 🇨🇭Switzerland | Active | 02/07/2025 – present |
| Officer | Appenzeller Bahnen AG | 🇨🇭Switzerland | Active | 05/11/2018 – present |
28/11/2025
appointed
12/05/2025
appointed
12/06/2017
appointed