Ensco plc Announces Cash Dividend

Ensco plc ESV announced today that its Board of Directors has declared a regular quarterly cash dividend of US$0.375 per Class A ordinary share payable on 21 December 2012 to holders of Ensco's shares as of the 10 December 2012 record date.

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Ensco plc 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. Ensco is ranked #1 for total customer satisfaction with top honors in 13 of 17 categories in the most recent annual survey by EnergyPoint Research. Operating the world's newest 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 located at 6 Chesterfield Gardens, London W1J 5BQ. To learn more, visit our website at www.enscoplc.com.