Christian Kellenberger
citizen of Walzenhausen, Staufen
Commercial register
joint signature by two · Bern
since Jan 21, 2026Partner · joint signature by two · L'Abbaye
since Aug 10, 2017Partner · no signing authority · Herisau
since Nov 10, 2000Chair of the committee · sole signature · Biel/Bienne
Chair of the board of directors · sole signature
until Jan 28, 2026Managing director · sole signature · Biel/Bienne
Managing director · sole signature
until May 10, 2010Managing director · sole signature
until Nov 5, 2001