Thomas-Michael Wiesner

citizen of Dottikon, Gossau SG

Commercial register

Member of the board of directors · joint signature by two · St. Gallen

since May 7, 2024

Chair of the executive board · sole signature · Gossau (SG)

since Dec 8, 2023

Member of the board of directors · joint signature by two · Trogen

until Sep 10, 2026

Managing director · sole signature · Trogen

until Dec 20, 2024