Turkey
ODTÜ Teknokent, Halıcı Yazılımevi No:33, Çankaya,
Ankara, Turkey 06800
Turkey
Ankara Cad. Bayraklı Tower No: 81 14/B, Bornova, İzmir, Turkey 35030
Germany
c/o ruhr:HUB Lindenallee 10 45127 Essen