SDRL - Disclosure regarding Sevan Drilling ASA

Hamilton, Bermuda, January 30, 2013 - Seadrill Limited ("Seadrill") has received and accepted an attractive offer from a commercial bank to finance its current exposure to Sevan Drilling ASA ("Sevan") through a forward agreement. Seadrill has in connection with this sold its existing 96,000,000 shares and received a forward agreement with exposure to the same number of shares. The shares have been sold at NOK 3.95 per share. The forward agreement runs until 30 April 2013 and has a strike price of NOK 3.9851. Following the new agreement Seadrill are not longer directly owners of any shares in Sevan, but are exposed though forward agreements to 96,000,000 shares or 28,52 percent of the outstanding shares. The total ownership percentage has been calculated based on an issued share capital in Sevan of 336,625,000 shares and do not include the issuance of the new planned private placement. This information is subject of the disclosure requirements pursuant to section 5-12 of the Norwegian Securities Trading Act. This announcement is distributed by Thomson Reuters on behalf of Thomson Reuters clients. The owner of this announcement warrants that: (i) the releases contained herein are protected by copyright and other applicable laws; and (ii) they are solely responsible for the content, accuracy and originality of the information contained therein. Source: Seadrill Limited via Thomson Reuters ONE [HUG#1674304]