Malaysia Marine and Heavy Engineering Holdings Berhad, an investment holding company, provides marine and heavy engineering solutions for offshore and onshore facilities, and vessels in Malaysia. It operates through Heavy Engineering and Marine segments. The company offers fabrication, engineering, procurement, construction, installation, and commissioning services for offshore and onshore facilities, including deepwater facilities, fixed platforms, turrets, pre-assembled unit and rack modules, offshore wind facilities, hydrogen and ammonia production facilities, and carbon capture and storage facilities; and provides conversion services for floating production storage and offloading, floating storage and offloading, floating storage units, and mobile offshore production units. It is also involved in the provision of marine repair and life extension solutions for various types of vessels, rigs, and marine facilities; maritime decarbonization retrofitting services; onshore operations and maintenance services; and plant turnaround and shutdown maintenance, plant maintenance for static equipment, daily plant maintenance services, piping and fabrication works, electrical and instrument works, light engineering fabrication works, and onshore fabrication and installation services. The company was formerly known as MSE Holdings Berhad and changed its name to Malaysia Marine and Heavy Engineering Holdings Berhad in June 2010. The company was incorporated in 1989 and is based in Kuala Lumpur, Malaysia. Malaysia Marine and Heavy Engineering Holdings Berhad is a subsidiary of MISC Berhad.