Petra Energy Berhad, an investment holding company, engages in the provision of a range of integrated brownfield services and products for the upstream oil and gas industry in Malaysia. It operates through Services; Marine Assets; and Exploration, Development and Production segments. The company offers hook-up commissioning, maintenance construction and modification, project management, procurement, oil field optimization, vessels management, trading and engineering, and time chartering services, as well as fabrication, subsea, and underwater services. It also provides vessel chartering comprising accommodation and work barges, workboats, anchor handling tug supply (AHTS) vessels, and mobile offshore production units (MOPU). In addition, the company explores, develops, and produces petroleum in Block SK433, Onshore Sarawak; and Banang small field offshore Terengganu, Malaysia. Further, it is involved in the production operation and maintenance, storage and offloading facilities, wells and reservoir surveillance, production planning and forecasting, logistics, and inventory and warehousing management activities for an oil field. Additionally, the company engages in design and fabrication of process equipment; and packaging and supply of engineered equipment for the oil and gas industry; design, fabrication, supply, and installation of industrial boilers and ancillary equipment; and vessel operation and maintenance, retrofitting, domestic vessels rechartering, and geophysical activities. Petra Energy Berhad was incorporated in 2005 and is headquartered in Petaling Jaya, Malaysia.