Dr. Otto Lose was born in Frankfurt am Main, Germany in 1971. After studying law at the Universities of Göttingen and Münster and his work at the Court of Appeals in Berlin, he studied economics at the University of Stuttgart, where he also received his doctorate. In 2001, he resumed his professional activities at HeidelbergCement. As co-managing director of a subsidiary starting in 2003 he was responsible for the commercial sector, as wells as the distribution and introduction of new products. After the acquisition of the subsidiary by the international cement and building materials producer Dyckerhoff he assumed senior positions managing the company’s Ukraine business, before he returned to Germany in 2009. As a member of the management board, he assumed overall responsibility for the business in Eastern Europe. After the Italian Buzzi Unicem-Group, which held the majority of shares in Dyckerhoff since 2002, increased its holdings Dr. Lose left Dyckerhoff at the end of 2013. From 2014, he was a Managing Partner at Römheld & Moelle iron foundry. Since 1 January 2017, he has been a member of the Board of Executive Directors of K+S Aktiengesellschaft with responsibility for the Business Units Potash and Magnesium Products as well as Waste Management and Recycling. Dr. Lose is married and has five children.