Taek-Geun Jeong

Part of GS Holdings Corp., GS Sports Ltd. operates a football sports club. The private company is based in Daegu, South Korea.

GS Entec Corp. manufactures heat exchange units and energy industry equipment. Its business areas include Chemical Equipment, Energy and Power Plant division. The Chemical Equipment division offers heat exchanger, pressure vessels and drums, reactors and storage tanks. The Energy division provides heat recovery steam generators and heavy wall cylindrical equipment. The Power Plant division manufactures surface condensers, fresh water tanks and deaerators. The company was founded on February 1, 1988 and is headquartered in Ulsan, South Korea.

Parnas Hotel Co., Ltd. is engaged in managing hotels. It operates hotels and motels. The company was founded on November 22, 1985 and is headquartered in Seoul, South Korea.

GS Caltex Corp. is engaged in the oil refining business. The company was founded on May 19, 1967 and is headquartered in Seoul, South Korea.

GS Energy Corp. engages in support activities for oil and gas operations. The company was founded on January 3, 2012 and is headquartered in Seoul, South Korea.

GS E&R Corp. operates as a collective energy business which engages in the power, energy and electricity supply. It operates through the following business areas: integrated energy, oil distribution, thermal power generation and renewable energy. The company was founded in August 1990 and is headquartered in Ansan-si, South Korea.