Mitteldeutsche Regiobahn (MRB)
Owned by Transdev GmbH (Germany)
Since 1999, the S 28 route has provided a service between Kaarst and Mettmann in West Germany every 20 minutes. RBE supplies personnel for the operation and maintenance of 12 trains.
12
trains
1
train
every 20 minutes
Website :
http://www.rbe-bahn.de/