Indera Zubir bin Ubaidillah

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.

Road Builder (M) Holdings Bhd. provides construction activities and property development services and other related services. The company was founded in 1985 and is located in Kuala Lumpur, Malaysia.

Kurnia Setia Bhd. engages in the cultivation of oil palms and sells fresh fruit bunches. The company operates its business through three segments: Plantation, Construction & Property Development and Trading. The Plantation segment engages in the cultivation of oil palms, sale of fresh fruit bunches and other related products. The Construction & Property Development segment engages in the building construction, general construction and property development. The company was founded on May 7, 1968 and is headquartered in Kuantan, Malaysia.

Tanah Makmur Bhd. engages in the business of plantation and property development. The company was founded in 1971 and is headquartered in Kuantan, Malaysia.

WZS Technologies Sdn. Bhd. manufactures precision engineering equipment for the oil and gas sector. The company is headquarters in Seri Kembangan, Malaysia.