Dr. Rainier van Roessel

Member of the Management Board

Rainier van Roessel was born on August 4, 1957 in Oisterwijk in the Netherlands. He studied business administration at the University of Cologne, obtaining his doctorate in 1988. In the same year he joined Bayer AG. When the LANXESS organization was set up in 2004, he became Head of the Rubber Chemicals business unit, and in June 2006 he was additionally appointed Managing Director of LANXESS N.V., Antwerp, Belgium. Rainer van Roessel was appointed to the LANXESS AG Management Board on January 1, 2007. He is married with three children.

Matthias Zachert

Chief Financial Officer

Matthias Zachert was born in Bonn on November 8, 1967. After completing a commercial apprenticeship in industry, he studied busi ness administration, spending periods abroad in the United States and France. After that he held a number of senior positions with Hoechst and Aventis, where in 2000 he was appointed CFO of the International Region of Aventis Pharma. In 2002 Zachert joined Kamps as Financial Director. He was appointed Chief Financial Officer of LANXESS AG in September 2004. Matthias Zachert is married.

Dr. Axel Claus Heitmann

Chairman of the Management Board

Axel Heitmann was born in Hamburg on October 2, 1959. After graduating in chemistry from Hamburg University and Southampton University, United Kingdom, and obtaining his Ph.D., Heitmann joined Bayer AG in 1989. Following a succession of international assignments for Bayer, he was appointed Chairman of the LANXESS AG Management Board in September 2004. Axel Heitmann is married with two children.

Dr. Martin Wienkenhöver

Member of the Management Board, Industrial Relations Director

(left the company at the end of March 2007)

Martin Wienkenhöver, born on August 1, 1956 in Tecklenburg, studied chemistry at Münster University. He started his career in the Dyestuffs Division of Bayer AG in 1985. After holding various positions with Bayer in Germany and abroad, Wienkenhöver became General Manager of the Basic and Fine Chemicals Business Group in 1999. He was appointed a member of the Management Board of LANXESS AG in September 2004. Martin Wienkenhöver is married with four children.

Dr. Ulrich Koemm

Member of the Management Board

Ulrich Koemm was born in Munich on October 20, 1950. After graduating in chemistry and obtaining his Ph.D. from Munich Technical University, he first worked as a scientific assistant at Kaiserslautern University. In 1980 Koemm joined Bayer AG, where he last served as General Manager of the Coatings and Colorants Business Group. He was appointed to the LANXESS AG Management Board in September 2004. Ulrich Koemm is married with four children.