Mohammed Norza bin Zakaria

TH Heavy Engineering Bhd. is an investment holding company, which engages in the provision of management services. It operates through the following segments: Construction Services, Offshore Crane Works, and Others. The Construction Services segment focuses on engineering, procurement, construction, installation, and commissioning capabilities. The Others segment offers management and transportation services. The company was founded on November 18, 2003 and is headquartered in Kuala Lumpur, Malaysia.

SPK Sentosa Corp. Bhd. operates as an investment holding company, which engages in the provision of civil and general contracting services. The firm operates its business through the following segments: Domestic Construction, International Construction and Oil and Gas. SPK Homes, SPK Construction, SPK Technology and SPK Oil and Gas. The company was founded in 1961 and is headquartered 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.