Ensco is a premier global offshore oil and gas drilling contractor. Our current fleet of 45 offshore drilling rigs serves most of the major oil and gas provinces of the world through our four major business units: Ultra-Deepwater, Asia & Pacific Rim, Europe & Africa, and North & South America. We also have four ultra-deepwater semisubmersible rigs under construction. Ensco’s American Depositary Shares are publicly traded on the New York Stock Exchange under the symbol ESV.