Seamec Limited provides offshore diving support vessel services in India and internationally. The company's services include ROV operation support; inspection, maintenance, removal, and re-installation of single buoy moorings; pigging and retrieval of pigs; de burial and non-destructive testing of pipelines; scanning and magnetic particle inspection of platform members; location and arrest of gas leaks; replacement of caisson pipes and riser sections; installation and removal of risers; crossings and free span corrections; installation of riser clamps and anodes; flare booms repair; inspections and maintenance of PLEMs and pipelines; blowout control; installation of flexible pipeline; and assistance to jack-ups on well head maintenance. It also engages in charter and ship management and operation; operates shipping lines of freight and passenger transportation, as well as undertakes EPC tunnel projects, including road, railway, metro, soft ground, and water tunnels; and owns and operates bulk carriers. The company was formerly known as South East Asia Marine Engineering & Construction Limited and changed its name to Seamec Limited in June 2007. The company was incorporated in 1986 and is based in Mumbai, India. Seamec Limited operates as a subsidiary of HAL Offshore Limited.