Petra Energy Berhad, an investment holding company, provides integrated brownfield and offshore marine services 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 and commissioning; construction and modification; project management, procurement, and logistics; engineering; oil field optimization; equipment, packaging, and manufacturing; vessels management and time chartering; trading and engineering; and fabrication, subsea, and underwater services. It also owns and operates 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 located in onshore Sarawak; and Banang small field located in 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; and inventory and warehousing management activities for an oil field, as well as exploration, development, and production of crude oil. Additionally, the company engages in the design and fabrication of process equipment; packaging and supply of engineered equipment for the oil and gas industry; design, fabrication, supply, and installation of industrial boilers and ancillary equipment; vessel chartering; and retrofitting and geophysical activities. Petra Energy Berhad was founded in 1988 and is headquartered in Petaling Jaya, Malaysia.