Ombudsman Investigates Big Tobacco Lobbyist on EU Ethics Panel. Press Release from LobbyControl, Corporate Accountability International and Corporate Europe Observatory. The European Ombudsman is now investigating the European Commission's reappointment of a high-profile revolving door case, Michel Petite, the former head of the Commission's Legal Service-turned-lawyer for Big Tobacco, to the ad hoc ethical committee, which advises on Commissioners going through the revolving door.