EON U.K. CEO Tony Cocker and Energy Secretary Ed Davey

EON U.K. CEO Tony Cocker and Energy Secretary Ed Davey

Chris Ratcliffe/Bloomberg

EON U.K. Chief Executive Officer Tony Cocker, left, and Energy Secretary Ed Davey, pose for a photograph following the opening of a joint venture with the National Grid Plc at the company's plant on the Isle of Grain.