Rolls Royce Group is a provider of power for use on land, at sea and in the air. Co. operates through its offices, service centers or manufacturing facilities in 50 countries. Through its subsidiaries and joint ventures, Co. operates in the following business segments: Civil Aerospace, Defense, Marine Systems, Energy and Financial Services. The Group business activities include the provision of repair and overhaul, engine, project and aftermarket support, and management services; development and manufacture of engines; manufacture of winches and propeller systems; sales of the industrial gas turbines and aero engines; and insurance, engine and aircraft leasing, and other financial services.