Heinz Stiefel
citizen of Illnau-Effretikon, Wiesendangen
Commercial register
Partner · sole signature · Winkel
since Nov 21, 2025Member of the board of directors · joint signature by two · Winterthur
since Jul 24, 2015Member of the board of directors · sole signature · Winterthur
Member of the board of directors · sole signature
until Apr 7, 2009Chair of the board of directors · sole signature
until Sep 6, 1999Member of the board of directors · joint signature by two
until Jul 3, 1998