Buck-Emden (born 1964) has been managing director since 2005 and from 2007 to 2015 he was chairman of the management board for the building materials group Xella International. He previously held managing director positions, for example at Haniel and at Heidelberger Zement.
Heribert Gondert, managing director of Hagebau KG and speaker of the management board, who is currently responsible for departments including Finance/Administration, will act as managing director until the end of 2017 and only after this will he leave the management board at his own request.