Kian Chai Yeow

Petronas Carigali Sdn. Bhd. engages in the exploration, development and production of oil and gas. It also offers oil and gas well drilling, as well as engineering, constructing, and commissioning natural gas pipeline and associated facilities. The company was founded in 1982 and is headquartered in Kuala Lumpur, Malaysia.

Petronas International Corp. Ltd. provides exploration and refining services of oil and gas. The company is located in Kuala Lumpur, Malaysia

Petroliam Nasional Bhd. operates as an investment holding company which engages in the exploration of oil and gas, and marketing of petroleum & petroleum products. It operates through the following segments: Upstream, Gas and New Energy, Downstream and Corporate & others. The Upstream segment activities include oil and natural gas exploration, development and production, together with related pipeline and transportation activities. The Gas and New Energy segment activities include purchase of natural gas from Upstream, liquefaction and processing of natural gas, marketing and trading of liquefied natural gas and sales gas as well as power and new energy business. The Downstream segment activities include the supply and trading, refining, manufacturing, marketing and transportation of crude oil, petroleum and petrochemical products. The corporate & Others segment comprise primarily logistic and maritime segment, property segment and central treasury and project delivery and technology function. The company was founded on January 20, 1998 and is headquartered in Kuala Lumpur, Malaysia.