Appointment of Non-Executive Director

23 July 2012

Appointment of Dr Philip Nolan as a Non-Executive Directorof EnQuest PLC

EnQuest PLC is pleased to announce the appointment of Phil Nolan as a Non-Executive Director with effect from 1 August 2012.

Phil has held a number of senior positions in the oil & gas sector including serving as executive director of BG Group plc and chief executive officer of Transco, in addition to his previous roles as head of acquisitions & disposals at BP Exploration and managing director of Interconnector (UK) Ltd. He is currently chairman of John Laing plc and the Irish Management Institute and serves as a non-executive director at Ulster Bank Ltd and Providence Resources Plc.

James Buckee, Chairman of EnQuest:

"I am delighted to welcome Phil to EnQuest as a Non-Executive Director. Phil's wealth of both technical and management expertise makes him a valuable addition to the Board and I look forward to working with him as EnQuest continues to develop and execute its strategy."

The above disclosure is made pursuant to paragraph 9.6.13R of the Listing Rules of the UK Listing Authority ('UKLA'). There are no other disclosures to be made pursuant to paragraph 9.6.13R (1) - (6) of the Listing Rules.

Contacts:

Michael Waring EnQuest +44 (0) 20 7925 4900

Conor McClafferty/Dorothy Burwell RLM Finsbury +44 (0) 20 7251 3801

Notes to editors

EnQuest is the largest UK independent producer in the UK North Sea. EnQuest PLC trades on both the London Stock Exchange and the NASDAQ OMX Stockholm. It is a constituent of the FTSE 250 index. Its assets include the Thistle, Deveron, Heather, Broom, West Don, Don Southwest and Conrie producing fields and the Alma and Galia developments. At the end of 2011, EnQuest had interests in 22 production licences covering 27 blocks or part blocks in the UKCS, of which 19 licences are operated by EnQuest.