Jürgen is advising Onlim in various areas such as Semantic Technologies, Ontologies, Rules and Logics. He currently leads a Competence Center for Artificial Intelligence at Adesso AG. Jürgen founded several companies, as for example Ontoprise in 1999, a Semantic Technology provider. In 1994, he became professor at the FH Braunschweig, Germany. From 1989 to 1994 he was assistant at the University of Karlsruhe and received his PhD in 1993. Alongside he worked with several international companies. He graduated in Computer Science from the University of Karlsruhe in 1985.