Rotterdamsche Droogdok Maatschappij
Former shipyard in Rotterdam, Netherlands
The Rotterdamsche Droogdok Maatschappij NV (RDM) was a major shipbuilding and repair company in Rotterdam in the Netherlands, existing from 1902 to 1996. It built 355 ships, 18 of which were submarines. During its existence, the shipyard operated 12 floating docks and employed 7,000 people at its peak.
