Lianson Fleet Group Berhad, an investment holding company, provides offshore marine services to the oil and gas related industries in Malaysia and Brunei. It offers ownership, leasing, and chartering of vessels; ship management services; spot charter services; and rig management services to oil and gas industries. The company provides offshore supply vessel services, which includes transportation for oilfield supplies, equipment, and offshore personnel, such as anchor handling, towing, mooring, rig towing, support pipe laying, accommodation workboat and catering, firefighting, seismic operations, safety standby rescue, oil pollution control, and drilling operations. It operates various types of vessels, including anchor handling tug and supply, accommodation workboat, straight supply, and platform support vessels. The company was formerly known as Icon Offshore Berhad and changed its name to Lianson Fleet Group Berhad in January 2025. The company was founded in 1994 and is headquartered in Kuala Lumpur, Malaysia. Lianson Fleet Group Berhad operates as a subsidiary of Liannex Corporation Sdn. Bhd.