Noble Energy, Inc. was a company engaged in hydrocarbon exploration headquartered in Houston, Texas.

As of December 31, 2018, the company had 1,929 million barrels of oil equivalent (1.180×1010 GJ) of proved reserves, of which 52% was in the United States, 43% was in Israel, and 5% was in Equatorial Guinea.

Adjacent to the Israel acreage, the company owns a license covering approximately 33,000 net undeveloped acres in the Aphrodite gas field of Cyprus.

[2] The company also owned interests in oil fields offshore Equatorial Guinea, Cameroon, and Gabon.

[11] In January 2010, the company acquired assets in the DJ Basin of the Rocky Mountains from PetroCanada and Suncor Energy for $494 million.

[12] In May 2010, the company's Deep Blue exploration well on Green Canyon 723 in the deepwater Gulf of Mexico reached a depth of 32,684 feet.

[15] In 2012, the company moved its headquarters to a building formerly occupied by Hewlett Packard in northwest Houston, Texas and signed a lease for 497,000 square feet of office space.

[20] In September 2015, the company announced that the drilling of a well in the Cheetah exploration prospect offshore Cameroon yielded a dry hole.

[28] Effective December 30, 2019, the company moved its share listing from the New York Stock Exchange to the Nasdaq Global Select Market.

[31] In 2015, the company settled a claim by the Environmental Protection Agency that its tank batteries were emitting noxious gases.