Noble Energy, Inc. was founded in 1932 and is based in Houston, Texas. Noble Energy, Inc., through its subsidiaries, engages in the acquisition, exploration, development, production, and marketing of crude oil, natural gas, and natural gas liquids in the United States and internationally. Noble Energy, Inc. operates and holds interests in properties, including Wattenberg field and Piceance basin located in Colorado; San Juan basin in northwestern New Mexico and southwestern Colorado; Niobrara field in the tri-state area (eastern Colorado, extending into Kansas and Nebraska); Bowdoin field in north central Montana; and the Wind River basin in central Wyoming. Noble Energy, Inc. also holds properties in Texas, Panhandle, Oklahoma and Kansas deepwater Gulf of Mexico, Louisiana, Illinois, Indiana, and other areas. Noble Energy also operates in Equatorial Guinea and Cameroon in West Africa, the North Sea, Israel, Ecuador, China, and Suriname.