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Challande Christophe has extensive experience in leadership and management roles across multiple companies and organizations. Since January 1986, Challande has served as Administrateur Président and Directeur général at Challande & Fils SA. Additionally, since December 2005, Challande holds the position of Administrateur at CHN Transports SA and has been Administrateur Président at Sotridec SA since 2013. Challande is also the President of ASMMC - Association Suisse des Marchands de Matériaux de Construction, a role taken on in 2005, and has been a member of the municipal council of Commune de Duillier since July 2011.