since 1998 Managing Director and, since 1999, management spokesman at the fully owned HOCHTIEF subsidiary Streif Baulogistik GmbH; responsible for the Building machinery and equipment and Scaffolding and shuttering units and the central Human Resources and Marketing departments

since 2010 Managing Director of Streif Baulogistik; responsible for the Financing, Controlling, Accounting and IT/Organization functions and for the central Contract and Risk Management/Quality Management department