Su Peng Ong

Usaha Tegas Sdn. Bhd. operates as a holding company with interests in the communications, broadcasting, media, leisure, entertainment, and energy sectors. The company was founded in 1984 and is headquartered in Kuala Lumpur, Malaysia.

Tanjong PLC operates as an investment holding company. It operates through group of subsidiaries involved in leisure and property investment. The company was incorporated on January 2, 1926 and is headquartered in Kuala Lumpur, Malaysia.

Powertek Bhd. operates an electric power generation and distribution company. It provides power generation equipment sales, maintenance, and hiring services. The company works in all areas of the energy industry including coal, oil, natural gas, and nuclear energy. It was founded on December 5, 1990 and is located in Kuala Lumpur, Malaysia.

Tanjong Energy Holdings Sdn. Bhd. engages in providing power generation and transmission services. It owns and operates power generation plants located throughout Middle East, North Africa, South Asia and Asia. The company is headquartered in Kuala Lumpur, Malaysia.

Penjanabebas is an association of independent power producers. The company is headquartered in Kuala Lumpur, Malaysia.

Powertek Energy Sdn. Bhd. provides power generation and transmission services and is ultimately controlled by the Government of China.