David Bickerton, director of communications, BP     

Reidar Gjaerum,  senior vice president, Statoil                                        

Stephen Golding, internal communications,  Tullow Oil                                 

Steph Gray, managing director,  The Social Simulator                     

Ben Peachey, communications director,  International Council on Mining & Metals

Chris Scott, partner,  Schillings                           

Andrew Stephen, account director, Casual Films                                 

David Priestley,  business partner,  TAQA

Ken Cronin, chief executive , United Kindgom Onshore Operators Group