GS Caltex Corporation (Korean: 지에스칼텍스 주식회사) is a South Korean oil refiner jointly owned by Chevron and GS Group. The company was founded in May 1967 as the first private oil company in Korea.[1][2] The company changed its name from LG-Caltex Oil Corporation to GS Caltex Corporation in 2005 as part of the GS Group split from LG Corporation.[3]