München:
Dorsch International Consultants
BAB A 24, km 219,410:
BDC Dorsch Consult
Berlin Neukölln:
BDC Dorsch Consult
Rostock:
BDC Dorsch Consult
Arusha to Musoma:
GRE German Rail Engineering GmbH
Berlin – Pankow:
BDC Dorsch Consult
Dresden:
Dippoldiswalde:
Spreewald: