W.Stennei Antriebselemente GmbH 
Vinckeweg 4 - 8 
47119 Duisburg - Ruhrort
Germany

Phone: +49 (0)203 / 80 90 70 - 0 
Fax: +49 (0)203 / 8 20 10 
E-Mail:  

Managing director:
Dietmar Stennei

Office hours:
Monday to Thursday 7:30 - 16:00 / Break 12:00 - 12:30
Friday 7:30 - 13:00

Working hours warehouse (for suppliers and shippers):
Monday to Thursday 7:30 - 14:30 / Break 12:00 - 12:30
Friday 7:30 - 11:30