Doriemus Regulatory News (DOR)

25 November 2013 Doriemus Plc ("Doriemus" or the "Company") Lidsey Oil Field, UK - Lidsey-1 Update Doriemus Plc (AIM: DOR) advises that the work-over rig has mobilised to sitetoday for the completion of the second and third phases of the current wellenhancement programme on the Lidsey-1 well on the Lidsey oil field ("Lidsey")in West Sussex. The entire programme is scheduled to be completed by the end ofthis week. The rig will complete a full clean-out to total depth and perforation of newoil zones, which will be determined after a new extended logging run, followedby the installation of a new completion assembly. The Company will announce thenew flow rates when the well is put back to pump. Doriemus has a 20% participating interest in Lidsey with a first right ofrefusal to increase its participating interest to 25%. Angus Energy Weald No.3Limited own 80% and are the operators of Lidsey. For further information please contact: Doriemus plcDonald Strang +44 (0) 207 440 0640Hamish Harris Sanlam Securities UK LimitedSimon Clements/Virginia Bull +44 (0) 207 628 2200