Independent | Director since 2022 Age 66 KBR Board Committees Audit (Financial Expert) Sustainability, Technology & Cybersecurity KEY EXPERTISE C-Suite Energy Engineering Finance Government Health, Safety, Security & Environment Risk Management Sustainability REASON FOR NOMINATION Sir John s strong commercial executive experience as a former CEO in the energy sector and non-executive director, as well as more recent expertise in public policy and government affairs, brings valuable insight to our Board. Career Highlights U.K. Government Permanent Secretary for the Cabinet Office Chief Executive of the Civil Service Chief Executive of the major Projects Authority Talisman Energy Inc. President and Chief Executive Officer BP plc Chief Executive, Refining and Marketing Chief Executive, Gas and Power Current Affiliations Chairman Mentors International (Mentor) National Centre for Universities and Business (Director) Sa d Business School at the University of Oxford (Global Leadership Council Member) Other Public Company Boards Diageo (Chair) (since 2020) SSE plc (Chair) (since 2020) Previous Affiliations Accenture Energy (Advisor) Adamant Ventures (Advisor) Aspen Institute Corporate Values Group (Advisor) Atomic Weapons Establishment (Chair) BP plc (Director) Leyshon Energy Ltd (Chair) SABMiller plc (Director) Stanford University Graduate School of Business (Advisor) Education Honorary Doctorate, Aberdeen University M.S. in Management, Sloan Fellow, Stanford University M.S. in Petroleum Engineering, Imperial College London B.S. in Civil Engineering, Imperial College London