Sonja Hümbeli
citizen of Wohlen (AG), Niederlenz
Commercial register
Managing director · sole signature · Schwyz
since Jun 19, 2026Managing director · sole signature · Niederlenz
since Jun 10, 2014Member of the board of directors · sole signature · Niederlenz
Chair of the board of directors · sole signature
until Dec 28, 2017Member of the board of directors · joint signature by two · Suhr
until Apr 25, 2017