Ahmad Nainy bin Mokhtar

Petrol One Resources Bhd. is an investment holding company, which engages in the provision of management services to its subsidiaries. It operates through the following segments: Chartering Activity, Advisory Services, Storage Management, and Investment Holding. The Chartering Activity segment engages in the chartering of safety standby vessels. The Advisory Services segment offers technical and commercial management services in relation to ship-to-ship transfer operations. The Storage Management segment refers to the management of liquid storage terminal. The Investment Holding segment includes investment holding and others. The company was founded by Mohamed Ridzuan bin Nor Mohamed in 1995 and is headquartered in Kuala Lumpur, Malaysia.

VTTI BV engages in the provision of energy storage. It stores, handles, and connects oil flows. The company was founded in 2006 and is headquartered in Rotterdam, the Netherlands.

Part of Vitol Holding II SA, ATT Tanjung Bin Sdn. The company is based in Kukup, Malaysia. Bhd. operates oil storage terminals.

VTTI Asia Pte Ltd. provides infrastructure engineering design, consulting, and office administrative services. The private company is based in Singapore, Singapore.

Integas Energy Sdn. The private company is based in Selangor, Malaysia. Bhd. operates as a Malaysian dormant company.