Noble Energy, Inc., an independent energy company, engages in the acquisition, exploration, development, and production of crude oil, natural gas, and natural gas liquids worldwide. The company owns, operates, develops, and acquires domestic midstream infrastructure assets in the DJ and Delaware Basins. Its principal assets are located in the US onshore unconventional basins and various global offshore conventional basins in the Eastern Mediterranean and off the west coast of Africa. As of December 31, 2018, the company had 1,929 million barrels oil equivalent of total proved reserves. Noble Energy, Inc. was founded in 1932 and is headquartered in Houston, Texas.