Interim report for the quarter ended March 31, 2008 WSR stand alone interim report excluding Alliance Oil Company • Total revenue increased by 131% to MUSD 135.9 (MUSD 58.8)*. • EBITDA amounted to MUSD 40.28 (MUSD 13.64). • Net result amounted to MUSD 24.86 (loss of MUSD 0.9). • Earnings per share amounted to USD 0.02 (loss of USD 0.00). • Oil production increased by 40% to 3,161,174 barrels. • Merger with Alliance Oil Company completed after end of reporting period • Proposed tax changes may have significant positive impact Pro forma financial information for the merger with Alliance Oil Company • Total revenue amounted to MUSD 685.0 • EBITDA amounted to MUSD 124.9 • Net result amounted to MUSD 67.0 • Earnings per share amounted to USD 0.022 *Comparisons reflect the quarter ended March 31, 2007. For further information: Maxim Barski, Managing Director, telephone +7 495 956 4882 Eric Forss, Chairman of the Board, telephone +46 8 613 00 85.