Street address:	Postal address:
Sohnstrasse 65	Postfach 10 51 45
40237 Düsseldorf  Germany	40042 Düsseldorf Germany
Tel.: +49 211 6707-0 Fax: +49 211 6707-310
Managing director:
Dr.-Ing. Ralph Sievering
Tel.: +49 211 6707-200
Fax: +49 211 6707-202