CH Offshore Ltd, an investment holding company, provides marine support services in South East Asia and internationally. It is involved in the ownership and chartering of vessels. The company provides various services to the offshore oil and gas industry, including offshore construction support; support services to offshore drilling rigs and installations, such as towing, anchor-handling, and supply of dangerous goods, as well as supply of deck, liquid, and dry bulk cargoes; and field support services comprising emergency response, rescue, fire-fighting, anti-pollution, etc. It operates through a fleet of 15 anchor handling tug supply vessels and 1 offshore support vessel. The company was formerly known as Mico Line Pte Ltd and changed its name to CH Offshore Ltd in September 1990. The company was founded in 1976 and is based in Singapore. CH Offshore Ltd. is a subsidiary of Energian Pte. Ltd.