Viviane Buchwalder-Koller

citizen of Appenzell, Oftringen

Commercial register

Member of the foundation board · joint signature by two · Zug

since Sep 24, 2026

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

Chair of the board of directors · joint signature by two

until Apr 11, 2025

joint signature by two

until Aug 22, 2022