Forum Energy Plc 11 October 2005 11 October 2005 Forum Energy Plc ('the Company') Notifiable Interest The Company announces that it received notice on 7 October 2005 that on 3 October 2005, The Goldman Sachs Group, Inc., including its direct and indirect subsidiaries, had an interest of 2,208,000 ordinary shares of 10p each in the Company, representing 8.11% of the issued share capital of the Company. These shares will be registered in the name of Goldman Sachs Securities (Nominees) Limited. This represents the entire holding of The Goldman Sachs Group, Inc. in the issued share capital of the Company. For further information please contact: David Robinson, Chief Executive, Forum Energy Plc: +44 (0) 7917 808 650 Adam Westcott, Noble & Company Limited: +44 (0) 131 225 9677 Ian Foster, First City Financial Public Relations: +44 (0) 20 7436 7486 +44 (0) 7739 185 050 This information is provided by RNS The company news service from the London Stock Exchange