sentences:  With a fleet of vessels, ROVs and specialised subsea trenching and burial equipment, Global Marine works in the Oil & Gas, Telecom and Deep Sea Research sectors.Global Marine, the legacy of Cable & Wireless Marine and British Telecom Marine, was purchased by Global Crossing in 1999, at which time it received the name it carries today.In 2004 Global Marine Systems was purchased by Bridgehouse Marine and was completely restructured.