Young-Ki Son

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.

GS Power Co. Ltd. owns & operates power plants and heating facilities. The firm's plant generates and sells electric power. The company was founded on June 7, 2000 and is headquartered in Anyang-si, 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 EPS Co., Ltd. generates and supplies electricity. The firm operates liquefied natural gas fire combined cycle, biomass and fuel cell power plant. It constructs thermal power plant and smart grid. The company was founded on October 9, 1996 and is headquartered in Dangjin, 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.