Offshore drilling company Ensco PLC does business in the oil services and equipment industry and provides services to the petroleum industry. As of 2015, Ensco has rigs in over six continents, including Australia and North America. The international company also has eight drillships and contracts work.
Ensco bases its primary headquarters in London, United Kingdom, and has a corporate office in Houston, Texas. The company serves clients that are oil companies, integrated energy companies and independent operators.
Ensco has more than 25 years of operation history. The company began as the Blocker Energy Corporation but changed its name to Ensco in 1995 during its listing on the New York Stock Exchange.