MMA Offshore Limited provides vessels, and marine and subsea services to the offshore energy, renewables, and wider maritime industries in Australia and internationally. It operates through Vessel Services, Subsea Services, and Project Logistics segments. The company offers vessel services, including production and offtake, construction, dive and survey, and accommodation support services; anchor handling, towing, seismic production, drilling, vessel management and technical services. In addition, it provides subsea services comprising of construction, survey and positioning, geophysical and geotechnical survey, inspection, maintenance, and repair, stabilisation, offshore diving, subsea engineering, decommissioning and repurposing services, as well as manufacture and refurbishment of subsea structures and equipment; and erosion control services. Further, the company offers project logistics services, including vessel chartering, tug and barge operations, logistics, and turnkey solutions. It owns and operates 19 offshore vessels. The company was founded in 1989 and is based in Perth, Australia. As of July 25, 2024, MMA Offshore Limited operates as a subsidiary of Cyan Renewables Pte. Ltd..