Christian has a degree in Business Administration and many years of management experience in the building materials industry across multiple disciplines, including finance, law, compliance, IT, purchasing and M&A. Christian was formerly CFO of Fermacell GmbH (2003-2017), Duisburg and Managing Director of Aestuver (1997-2003), Wolfach. Christian is a member of the Executive Board and Advisory Board of BVK (German lime association).

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