Ensco plc (NYSE: ESV) reported that its first quarter 2012 earnings conference call will be held at 10:00 a.m. CDT (11:00 a.m. EDT and 4:00 p.m. London) on Thursday, 3 May 2012. The earnings release will be issued before the New York Stock Exchange opens that morning. The conference call will be webcast live at www.enscoplc.com. Interested parties also may listen to the call by dialing 1-866-524-3160 within the United States or +1-412-317-6760 from outside the U.S., and asking for the Ensco conference call. It is recommended that participants call 15 minutes before the scheduled start time.

A replay of the conference call will be available by phone through 13 May 2012 by dialing 1-877-344-7529 within the United States or +1-412-317-0088 from outside the U.S. (conference ID 10011365). A webcast replay, MP3 download and transcript of the call will be available at www.enscoplc.com.

Ensco will also webcast presentations live from its 11 April 2012 Investor Day in Corpus Christi, Texas. The webcast from 7:30 a.m. to 12:30 p.m. CDT will include senior management presentations and a question-and-answer period and can be accessed at http://www.enscoplc.com/. A webcast replay will be available at www.enscoplc.com.

The Annual General Meeting of Shareholders will be held on Tuesday, 22 May 2012 at Ensco’s corporate headquarters, 6 Chesterfield Gardens, London, W1J 5BQ, United Kingdom, at 8:00 a.m. London time/3:00 a.m. EDT.

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Ensco plc (NYSE: ESV) brings energy to the world as a global provider of offshore drilling services to the petroleum industry. For 25 years, the company has focused on operating safely and exceeding customer expectations. Today Ensco is ranked #1 for total customer satisfaction and received top honors in 12 of 16 other categories in the most recent annual survey by Energy Point Research. Operating the world’s youngest ultra-deepwater fleet and largest fleet of active premium jackups, Ensco has a major presence in the most strategic offshore basins across six continents. Ensco plc is an English limited company (England No. 7023598) with its registered office and corporate headquarters at 6 Chesterfield Gardens, London W1J 5BQ.