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Contact

Management &

Sales

Management

Peter Dücker
Peter Dücker

Managing Associate 
+49(0)2173/2805-0
pduecker(at)duecker(dot)com

Markus Dücker
Markus Dücker

Managing Associate
+49(0)2173/2805-0
m.duecker(at)duecker(dot)com

Julia Dücker
Julia Dücker

Managing Associate
+49(0)2173/2805-253
julia.duecker(at)duecker(dot)com

Andreas Weisselberg
Andreas Weisselberg

Managing Director, CFO
+49(0)2173/2805-252
weisselberg(at)duecker(dot)com

Sales

Gerd Wierschem
Gerd Wierschem

Sales Director
Germany, Spain, Portugal, South America
+49(0)2173/2805-0
wierschem(at)duecker(dot)com

Uwe Koch
Uwe Koch

Alternate Sales Director
Great Britain, France, Poland
+49(0)2173/2805-0
koch(at)duecker(dot)com

Jürgen Birrenbach
Jürgen Birrenbach

Sales Manager
Germany, Austria, Switzerland
+49(0)2173/2805-0
birrenbach(at)duecker(dot)com

Burkhard Wortmann
Burkhard Wortmann

Sales Manager
Asia, Africa, Middle East
+49(0)2173/2805-0
wortmann(at)duecker(dot)com

Ralf Trapp
Ralf Trapp

Sales Manager
Italy, East Europe, Russia
+49(0)2173/2805-0 
trapp(at)duecker(dot)com

Björn Tiedemann
Björn Tiedemann

Sales Manager
France, Poland
+49(0)2173/2805-0
tiedemann(at)duecker(dot)com

Ilmay Karamanlar
Ilmay Karamanlar

Sales Manager
Scandinavia, Finland, Russia (CIS countries)
+49(0)2173/2805-0
ilmay.karamanlar(at)duecker(dot)com

Yannik Naumann
Yannik Naumann

Junior Sales Manager
Germany
+49(0)2173/2805-0 
naumann(at)duecker(dot)com