Karin Esther Sidler
citizen of Küssnacht (SZ), Biel/Bienne
Commercial register
Co-Geschaftsführerin · joint signature by two · Bern
since Jun 9, 2026Chair of the committee · joint signature by two · Bern
since Dec 31, 2025Managing director · sole signature · Biel/Bienne
since Dec 12, 2024Member of the board of directors · no signing authority · Biel/Bienne
since May 24, 2024Director · joint signature by two · Biel/Bienne
until Dec 20, 2018