ConocoPhillips is an American multinational energy corporation with its headquarters located in the Energy Corridor district of Houston, Texas in the United States.

It is the world's largest independent pure-play exploration and production company and the company ranked No. 95 in the 2018 Fortune 500 list of the largest United States corporations by total revenue. 

ConocoPhillips was created through the merger of American oil companies Conoco and Phillips Petroleum Company on August 30, 2002. 

ConocoPhillips focuses solely on exploring for, developing and producing oil and natural gas globally. The company manages its operations through six operating segments, which are defined by geographic region: Alaska, Lower 48 and Latin America, Canada, Europe, Asia Pacific and Middle East, and Other International.

According to en.wikipedia