Meggitt Plc designs and manufactures high performance components and sub-systems for aerospace and defense markets and applies its core sensing and control technologies to hydro, steam and gas turbo machinery generators, oil and gas applications and the medical, mainstream industrial, test engineering and transportation sectors. It operates through the following segments: Meggitt Aircraft Braking Systems, Meggitt Control Systems, Meggitt Polymers & Composites, Meggitt Sensing Systems and Meggitt Equipment Group. The Meggitt Aircraft Braking Systems segment produces wheels, brakes and brake control systems for business jets and military and regional aircraft. The Meggitt Control Systems segment supplies aerospace fire protection and control systems, aerospace and industrial fuel and bleed air control valves, heat exchangers, electro-mechanical fans, pumps, compressors, electric motors and controllers and high pressure ducting and ground refuelling products. The Meggitt Polymers & Composites segment designs and develops engine and aerodynamic seals, flexible fuel tanks and fuel systems for military and civil aircraft, advanced composite engine components, radomes and secondary structures, electro-thermal ice protection systems and sub-assemblies and interior panels and accessories. The Meggitt Sensing Systems segment supplies sensing and monitoring systems for aircraft and land-based turbines; test and measurement; avionics; electrical power systems; and aircraft safety and security. The Meggitt Equipment Group segment includes heat transfer equipment for hydrocarbon processing, linear motion control, combat support and training systems. The company was founded in 1947 and is headquartered in Christchurch, the United Kingdom.