HAMILTON, BERMUDA--(Marketwire - Dec 21, 2012) - North Atlantic Drilling Ltd., a majority owned subsidiary of Seadrill Limited, announced today that Statoil has exercised its option to extend the contract for the heavy-duty harsh environment jack-up rig West Epsilon by two years from December 2014 to December 2016. The estimated value of the contract extension is US$215 million.

This information is subject of the disclosure requirements pursuant to section 5-12 of the Norwegian Securities Trading Act.

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(i) the releases contained herein are protected by copyright and other applicable laws; and

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Source: Seadrill Limited via Thomson Reuters ONE

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