Its services range from designing to commissioning for petrochemical, infrastructure development, power, and irrigation projects.
"While Colombo Dockyard continues business activities in ship repairing, shipbuilding, offshore engineering mainly for an international clientele, DGES is concentrating on heavy engineering, services and maintenance sectors.
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Company officials said more heavy engineering work is expected with Sri Lanka's efforts to rebuild infrastructure damaged by war and an economic revival anticipated with the end of the conflict.
Government forces defeated Tamil Tiger separatists in May ending 30 years of war.
Colombo Dockyard, a unit of Japan's Onomichi Dockyard, also said a new chairman Akihiko Nakauchi, an engineer, has taken over from former chairma