Background
Thielen, Gunter was born on August 4, 1942 in Saarland, Germany.
Thielen, Gunter was born on August 4, 1942 in Saarland, Germany.
He graduated from Rheinisch-Westfälische Technische Hochschule Aachen University, with a Doctor of Philosophy, in mechanical engineering and economics.
Various management positions Badische Anilin- & Soda-Fabrik, Ludwigshafen, Germany, 1970—1976. Technical director Wintershall Refinery, Kassel, Germany, 1976—1980. Chief Executive Officer Maul-Belser, Nuremberg, Germany, 1980—1985.
Member executive board Bertelsmann AG, Guetersloh, Germany, 1985—2001. Head industry business unit Bertelsmann Arvato AG, 1999—2001. Chairman Bertelsmann Stiftung, 2001—2002, Bertelsmann Verwaltungsgesellschaft, Guetersloh, 2001—2002.
Chairman, Chief Executive Officer Bertelsmann AG, Germany, 2002—2007. Chairman supervisor board Bertlesmann AG, Germany, since 2008. Board directors Bertelsmann Stiftung, Gutersloh, Germany, since 2002.