J Devaney

Non-executive Chairman

BEng, CEng, FIMechE, FIEE

Age 65

Appointed: Director February 2010, Chairman May 2010 and Executive Chairman November 2011. John reverted to Non-executive Chairman June 2012

Skills and Experience: John's executive career was built in engineering companies within the Varity Group. John has previously served as Non-executive Director of Northern Rock Asset Management (between 2007 and 2010) and Chairman of Marconi plc, later renamed Telent. 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 of the Group. John retired from his role as Non-executive Chairman of National Express Group plc on 31 January 2013.

External Appointments: Non-executive Chairman of NATS, the National Air Traffic Services

Committee Membership: Chairman of the Nomination Committee and member of the Remuneration Committee

R Murphy

Chief Executive Officer, Executive Director

Age 55

Appointed: June 2012

Skills and Experience: Bob was with BAE Systems for 13 years from 1999, serving as a member of the Executive Committee of BAE Systems plc as Executive Vice President for the global operations of the Product Sectors business for BAE Systems, Inc. including Electronic Systems, Land & Armaments and Platform Solutions sector. He has also held a number of other senior operational and financial roles with BAE Systems. Prior to this, Bob spent 18 years with General Electric Company (GE) where he held numerous financial leadership positions, culminating in his role as CFO of the military engines operation of the GE Aircraft Engines Group.

Previously, Bob has served on the Board of Trustees for the US National Defense Industrial Association and the Board of Visitors for the Clark School of Engineering at the University of Maryland.

External Appointments: None

Committee Membership: Executive Directors Committee

S Nicholls

Chief Financial Officer, Executive Director

BSc (Hons), ACA

Age 48

Appointed: May 2013

Skills and Experience:Simon was previously CFO of Senior plc, the FTSE 250 international manufacturing group providing engineered products for aerospace, defence and commercial industrial applications, a position he held from 2008.

Between 2003 and 2007, Simon was CFO of Hanson North America, prior to that he was Financial Controller for Hanson plc for three years and nine years with Price Waterhouse in the UK and Canada, and four years working in senior financial positions.

Simon previously served as a non-executive director of AIM listed Hamworthy plc from September 2011 until its takeover in February 2012.

Simon is a Chartered Accountant, holding a Bachelor of Science degree in Mathematics, Operational Research, Statistics and Economics from Warwick University.

External Appointments: None

Committee Membership: Executive Directors Committee

M Beresford

Senior Independent Non-executive Director

CBE, MAMechSc, FIET

Age 70

Appointed: 2004

Skills and Experience: Marcus was Chairman of Ricardo plc from 2003 to 2009 and was a Non-executive Director of Spirent plc from 1999 until 2006. He was an Executive Director of GKN plc from 1992 to 2002 and Chief Executive from 2001 to 2002. Marcus will stand down as Non-executive Director and Senior Independent Director after the Company's 2013 Annual General Meeting.

External Appointments: Non-executive Director of Melplash Agricultural Society Limited

Committee Membership: Member of the Nomination and Audit Committees. Member of the Remuneration Committee until December 2012

J Patterson

Independent Non-executive Director

CBE, MBChB, FRCP, Fmed Sci

Age 65

Appointed: 2005

Skills and Experience: John qualified in medicine in 1971 and obtained a Membership (now Fellowship) of the Royal College of Physicians in 1974. 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.

External Appointments: Non-executive Director of Ferring Holding SA

Committee Membership: Chairman of the Remuneration Committee and a member of the Nomination Committee. Member of the Audit Committee until December 2012

M Ronald

Independent Non-executive Director

CBE, BA, BScEE, MScEE

Age 71

Appointed: 2007

Skills and Experience: Mark 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. Mark was a Non-executive Director of DynCorp International Inc.

External Appointments: Non-executive Director of ATK Inc. and Aeroflex Holdings, Inc, senior adviser of Veritas Capital LLC and a management consultant

Committee Membership: Member of the Nomination and Remuneration Committees

M Hagee

Independent Non-executive Director

Age 68

Appointed: 2008

Skills and Experience: Mike served in the US Marine Corps for almost 39 years ending his career in 2007 as Commandant of the Marine Corps and a member of the Joint Chiefs of Staff. His numerous military assignments included Commanding General, 1st Marine Expeditionary Force, Deputy Director of Operations at the US European Command and Executive Assistant to the Director of Central Intelligence. He also served in a number of diplomatic missions including the presidential diplomatic mission to Somalia.

External Appointments: President and CEO of the Admiral Nimitz Foundation in Fredericksburg, Texas, USA, Co-Chairman of the National Security Advisory Council for the Center of US Global Engagement and US Global Leadership Campaign, Non-executive Director of sgi Corp., Kaseman LLC, DynCorp International Inc. and Freedom Group Inc., Outside Director on the Government Security Committee of the Special Security Agreement of TE SubCom, a TE Connectivity Limited company

Committee Membership: Member of the Audit and Nomination Committees. Member of the Remuneration Committee until December 2012

M Wareing

Independent Non-executive Director

CMG, FCA, FCCA, MCSI

Age 58

Appointed: 2010

Skills and Experience: Michael worked for KPMG from 1973 until 2009 when he retired. Between 2005 and 2009, he was International Chief Executive Officer, KPMG, Chairman, KPMG International Executive Team and Chairman, KPMG Iberoamerica Board. He was formerly the Prime Minister's Envoy for Reconstruction in Southern Iraq.

External Appointments: Non-executive Director and Chairman of the Audit Committee of Wolseley plc and Senior Independent Non-executive Director and Chairman of the Audit Committee of Intertek Group plc, and Economic Development Adviser to the Government of Afghanistan

Committee Membership: Chairman of the Audit Committee and member of the Nomination Committee

A Wood

Independent Non-executive Director

MA, MBA

Age 49

Appointed: 2011

Skills and Experience: Alison is currently Global Director Corporate Development & Strategy for National Grid plc. She was formerly Group Strategic Development Director for BAE Systems plc responsible for corporate strategy, mergers and acquisitions and strategic business development across the UK and US. She has held three Non-executive Directorships; BTG plc from 2004 to 2008, THUS plc from 2007 to 2008 and GCHQ from 2009 to 2011.

External Appointments Chairman of Aerospace, Aviation and Defence Knowledge Transfer Network

Committee Membership Member of the Nomination Committee. Joined the Remuneration Committee from December 2012

D J Flint

Independent Non-executive Director

CBE, MBA, BSc, FREng, FInstP

Age 52

Appointed: 2013

Skills and Experience: Jonathan is currently Chief Executive of Oxford Instruments plc, a leading provider of high technology tools and systems for research and industry, a position he has held since 2005. Prior to this he was the UK Managing Director of Vislink plc and has also held management positions with BAE Systems and GEC Marconi Avionics. A physics graduate from Imperial College, Jonathan was made a CBE in 2012 and has sat until recently on the advisory panels to the UK Science and Technology Facilities Council.

External Appointments Chief Executive of Oxford Instruments plc

Committee Membership Member of the Audit and Nomination Committee.