Barbara Zweifel-Christen

citizen of Haslen, Baar

Commercial register

ISS Aviation AG

Member of the board of directors · joint signature by two · Le Grand-Saconnex

since Dec 14, 2006
Skytech GmbH

Partner · sole signature · Baar

since Feb 13, 2002
Pensionskasse der ISS Schweiz

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

until Oct 13, 2004