Post office:
Essen Campus: T02 S-1 L01 Brigitte Melzer
Duisburg Campus: LG 002
Transport service: Jürgen Stipper or zv-fahrer@uni-due.de
PC service: Gottfried Jansen
Central warehouse: Jerome Brandherm
Janitor: Klaus Schreiber
University printcenter: Guido Nicolas
Purchasing department: Stephan Vogel
