Habilitation Technical Chemistry, University of Braunschweig, Braunschweig, Germany, 2000
Title: "Characterisation of complex biocatalysts"
Ph. D., Institute for Agricultural Technology and Sugar Industry, University of Braunschweig, Braunschweig, Germany, 1987
Supervisor: Prof. Dr. K. Buchholz
Title: "High performance reactors for anaerobic degradation of calcium containing wastewaters"
Diploma, Physical Chemistry, University of Braunschweig, Braunschweig, Germany, 1984
Supervisor: K. Kerl
Title: "Second and third virial coefficients of the binary mixture methane propane"
Extraordinary professor, Institute for Technical Chemistry, University of Braunschweig, Braunschweig, Germany, 2008
Temporary leader of the group "Technology of carbohydrates", Institute for Technical Chemistry, University of Braunschweig, Braunschweig, Germany, since 2006
Head of the department "Microbiology and Wastewater treatment", Institute for Technology of Carbohydrates, University of Braunschweig, Braunschweig, Germany, 1992–1997
Akademischer Rat, University of Braunschweig, Braunschweig, Germany, since 1987
Chairman of Gesellschaft Deutscher Chemiker (GDCh), Ortsgruppe Braunschweig (German Chemical Society, Braunschweig Section), 2003 - 2004
DECHEMA, member of the committee "Environmental Biotechnology", 2003 - 2008
DWA, member of committee IG 5.1 "Anaerobic processes", since 1998
Member: VdZ, GDCh, DECHEMA
Consultant for water management and wastewater treatment in the sugar industry