MMA Offshore Ltd. is an Australia-based marine services company, which provides marine services to the offshore oil and gas industry. It operates in three segments: Vessel Operations, Supply Base and Slipway. The Vessel Operations segment owns and operates vessels including, anchor handling tugs, multi-purpose survey vessels, harbor tugs, barges, fast response crews vessels, platform support vessels, supply vessels and accommodation vessels throughout Australia and internationally. The Supply Base segment provides marine logistics services, from vessel support and Supply Base services, to ship repair and maintenance facilities in the Dampier and Broome base. The Slipway segment provides services to third party operators including routine and emergency dockings, mobilizations and a wide range of marine repairs and maintenance services. The company was founded by James Henry Carver in 1982 and is headquartered in Fremantle, Australia.