Jan Dreher

nationality: Germany, Neunkirch

Commercial register

Heat Innovations Switzerland GmbH

Managing director · joint signature by two · Amriswil

since Oct 11, 2023
Witvital GmbH

Managing director · sole signature · Böttstein

since Dec 16, 2020
GMI Holdings AG in Liquidation

Member of the board of directors · sole signature · Zürich

Managing director · sole signature

until Nov 24, 2023
Witholz GmbH

Managing director · sole signature · Leibstadt

Chair of the executive board · sole signature

until Nov 23, 2020
DCG Suisse AG in Liquidation

Chair of the board of directors · sole signature · Zürich

until Oct 7, 2025