J F Devaney

BEng, CEng, FIMechE, FIEE

Appointed to the Board as a Non-executive Director in February 2010 and appointed as Chairman in May 2010, John Devaney, age 63, is currently Non-executive Chairman of National Express plc, the passenger transport group, and Non-executive Chairman of NATS, the National Air Traffic Services. He has previously served as Non-executive Director of Northern Rock and Chairman of Marconi plc, later renamed Telent. His executive career was built in engineering companies within the Varity Group. He was President of Perkins Engines in the mid-1980s, and he went on to be President of Kelsey-Hayes, the automotive components manufacturer. He was subsequently Chief Executive of Eastern Electricity, the largest regional electricity company in the UK at the time. Following its acquisition by Hanson he was appointed Executive Chairman. He is Chairman of the nomination committee and a member of the remuneration committee.

A J Stevens

BSc, CEng, FIET, FRAeS

Appointed to the Board in 2003, Andy Stevens, age 54, joined the Group as Managing Director of the Aerospace Systems Group. He was appointed Chief Operating Officer of the Technology Divisions in September 2005 and in March 2007 assumed responsibility for operational management, performance and profit and loss accountability for the Group. He became Chief Executive Officer on 1 January 2010. Prior to joining he qualified as a chartered engineer at Dowty Group and subsequently became Chief Operating Officer of Messier Dowty International before joining Rolls-Royce as Managing Director, Defence Aerospace.

W G Tucker

BSc, ACA, MBA

Appointed to the Board in 2003, Warren Tucker, age 48, joined the Group as Chief Financial Officer and is a chartered accountant. Prior to joining, he worked at Arthur Andersen, Lazard, held senior finance positions at British Airways plc, Euro Disney and was Deputy Group Financial Director of Cable and Wireless plc. He is a Non-executive Director of Reckitt Benckiser Group plc, appointed on 24 February 2010.

M Beresford

CBE, MAMechSc, FIET

Appointed to the Board as a Non-executive Director in 2004, Marcus Beresford, age 68, was Chairman of Ricardo plc until November 2009 and was a Non-executive Director of Spirent PLC until late 2006. He was an Executive Director of GKN plc from 1992 to 2002 and Chief Executive from 2001 to 2002. He is the Senior Independent Director and is a member of the nomination, audit and remuneration committees.

J S Patterson

CBE, MBChB, FRCP, Fmed Sci

Appointed to the Board as a Non-executive Director in 2005, John Patterson, age 63, qualified in medicine in 1971 and obtained a Membership (now Fellowship) of the Royal College of Physicians in 1974. He was appointed as a Non-executive Director of Ferring Holding SA in April 2009. He joined ICI (now AstraZeneca) in 1975 and in December 2004 was appointed to the main Board as Executive Director responsible for development. He retired as a Director of that firm in March 2009. He is a former President of the Association of the British Pharmaceutical Industry, a former Non-executive Director of Amersham PLC and a former member of the supervisory board of the UK Medicines Control Agency. He is Chairman of the remuneration committee and a member of the nomination and audit committees.

M H Ronald

CBE, BA, BScEE, MScEE

Appointed to the Board as a Non-executive Director in 2007, Mark Ronald, age 69, was, until his retirement at the end of 2006, Chief Operating Officer of BAE Systems plc and Chief Executive Officer of BAE Systems Inc, its wholly-owned US subsidiary. Previously he was Vice-President, programme management with Litton Industries and Chief Operating Officer of AEL Industries. He is currently a Non-executive Director of ATK Inc and Aerofex Inc and was, until 7 July 2010, a Non-executive Director of DynCorp International Inc. He is a senior adviser of Veritas Capital LLC and a management consultant. He is a member of the nomination and remuneration committees.

M W Hagee

Appointed to the Board as a Non-executive Director in December 2008, Mike Hagee, age 66, was, until his retirement in January 2007, a member of the Joint Chiefs of Staff as the 33rd Commandant of the United States Marine Corps. Prior to that, he was the Commanding General of the 1st Marine Expeditionary Force. In total, he served in the US military for more than 44 years and holds numerous military, civilian and foreign decorations, including the Bronze Star with Valor, National Intelligence Distinguished Service Medal and Defense Distinguished Service Medal. He is currently a Non-executive Director of Rackable Systems, IAP Worldwide Services Inc, Dyncorp International Inc. and Freedom Group, Inc. He is a member of the audit, nomination and remuneration committees.

M P Wareing

CMG

Appointed to the Board as a Non-executive Director in December 2010, Michael Wareing, age 56, was formerly Chief Executive of KPMG International and is a non-executive member of the Board of Wolseley plc, where he is Chairman of that company's audit committee and will be appointed as a non-executive member of the Board of Intertek Group plc on 15 April 2011. He is also a member of the Board of Business in the Community and Co-chairman, Business in the Community International (formerly the Global Partner Network) which promotes best practice in Corporate Social Responsibility. Michael worked for KPMG from 1973 until 2009 when he retired. Between 2005 and 2009, he was Chief Executive Officer, KPMG International, Chairman, KPMG International Executive Team and Chairman, KPMG Iberoamerica Board. He is a member of the nomination committee and a member of and Chairman of the audit committee.

A Wood

Appointed to the Board as a Non-executive Director in July 2011, Alison Wood, age 47, qualified with a Bachelor of Arts in Engineering, Economics and Management from Oxford University in 1985 and a Master in Business Administration from the Harvard School of Business in 1989. In May 1991, she joined British Aerospace working in various posts across the military aircraft and defence businesses, with a focus on business development. In January 1997 Alison became BAe's Director of Corporate Strategy. Following the BAe/Marconi merger in 1999, she was appointed Managing Director - Future Systems for BAE Systems. In 2002, she became the founding Managing Director for NITEworks, responsible for establishing a new partnership entity between the UK MoD and BAE Systems. She was appointed to the Executive Committee of BAE Systems in January 2005 and held the position of Group Strategic Development Director. She has held two Non Executive Directorships - BTG plc (Sept 2004 - July 2008) and THUS plc (Nov 2007 - Sept 2008). She joined National Grid plc in June 2008 as Global Director Business Development & Strategy.