WEST SIBERIAN SCHEDULES EARNINGS CONFERENCE CALL

West Siberian Resources Ltd’s has scheduled a conference call at 9 am UK time (10 am Swedish time) on Thursday, June 1 to review first quarter 2006 earnings which will be announced on Wednesday May 31 in the afternoon.

In order to participate in the conference call please dial International Dial In +44 (0) 1452 583 043 and code 9913627 Sweden Free Call 0200 890 107 and code 9913627 UK Free Call 0800 694 1562 and code 9913627 All investors, analysts, media and the general public are invited to participate. A recording of the call will be available for 14 days . To access the recording please dial any of the following numbers and enter the Encore Replay Access Number 9913627#: International Dial In +44 (0) 1452 55 00 00 UK Free Call Dial In 0800 953 1533 UK Local Call Dial In 0845 245 5205 USA Free Call Dial In 1866 247 4222 EventConnect by InterCall is handling the arrangements for the call. For further information: Maxim Barski, Managing director, West Siberian Resources Ltd., tel. +7 495 956 48 82 Eric Forss, Chairman, West Siberian Resources Ltd., tel. +46 8 613 00 85 or +46 70 523 86 62 Also visit www.westsiberian.com