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Dr. Ulf-D. Zimmermann was born in Elze/Hanover, Germany. He studied Management Engineering at the Technical University in Berlin. While obtaining his doctorate in Engineering, he worked as a scientific assistant at the Technical University. From 1980 to 1990 Dr. Ulf-D. Zimmermann worked for Flick KGaA in Ratingen; first as an assistant to the Executive Board, then later as the Managing Director of Eichener Machinenfabrik in Siegerland and Conti Systembau in Ratingen. In 1990 he took over the position of Managing Director of the Diesel Engines Division of KHD AG in Cologne. From there Dr. Ulf-D. Zimmermann went on to become Division Manager of GEA AG Bochum in 1996, where he headed up WestfaliaSurge Oelde/Chicago. On April 1, 2001 he was appointed to the Executive Board of Dynamit Nobel AG Troisdorf. He simultaneously accepted the appointment to Chairman of the Executive Board of CeramTec, which belonged to the Dynamit Nobel Group at that time. Following the acquisition by the Rockwood Group in August 2004, Dr. Ulf-D. Zimmermann also took over the role of Division President of this company headquartered in Princeton, NJ, USA. In 2013 Rockwood decided to reposition its business and sold the majority of its portfolio including CeramTec. Dr. Ulf-D. Zimmermann organized this process actively including the sale to Cinven.
Rolf-Michael Müller was born in Bielefeld, Germany on May 24, 1958. He studied Business from 1979 to 1983 at the European Business School and received an MBA. After starting his career at Arthur Andersen & Co. in Frankfurt, he moved to Metallgesellschaft AG Frankfurt. He focused mainly on Controlling and Business Development, and became Department Manager there. In 1992 Rolf-Michael Müller became Managing Director of Cerasiv GmbH, which was incorporated into the new CeramTec Group in 1996 as part of the merger with Hoechst CeramTec. On September 1, 1996 he was appointed CFO of CeramTec and is responsible for the Finance, Accounting, Controlling, IT, Human Resources, Legal and Purchasing Departments there. Rolf-Michael Müller has been Chairman of the Ceramics Industry Association since 2009, President of the Ceramics Industry Association at the federal level since 2012, member of the board of the Federal Association of German Industry (BDI), and board member of the German Economic Institute in Cologne. In June 2012 he took over chairmanship of the advisory board of Reutlingen college (ESB Business School).
Sigurd Adler, born on February 28, 1959, assumed the role of Technical Director of the CeramTec Group in April 2011. After completing his graduate degree in Engineering in Darmstadt, Sigurd Adler worked for several different global corporations in the mechanical engineering, automotive supply, building materials and specialty chemicals sectors. Among others, he filled positions at Kühnle, Kopp & Kausch AG, Rockwool GmbH and for the past ten years at Umicore AG, where he was Vice President of Global Production & Technology and Director South America responsible for the company's catalytic converter division. He contributed and expanded his technical expertise in leadership roles in the areas of production and product and process development. He is also experienced in leading and developing globally-oriented businesses operating in highly competitive technological markets.