Meggitt Plc is a holding company, which engages in the designs and manufacture of components and sub-systems for aerospace, defence, and energy markets. It operates through the following segments: Meggitt Aircraft Braking Systems; Meggitt Control Systems; Meggitt Polymers and Composites; Meggitt Sensing Systems; and Meggitt Equipment Group. The Meggitt Aircraft Braking Systems segment produces wheels, brakes, and brake control systems for in-service aircraft. The Meggitt Control Systems segment provides fire protection equipment to engines and airframes. The Meggitt Polymers and Composites segment supplies bladder fuel tanks, complex composites and seals packages for a range of civil and defence platforms. The Meggitt Sensing Systems segment offers engineered sensors to measure a variety of parameters such as vibration, temperature, speed, pressure, fluid level and flow as well as power storage, conversion and distribution systems, and avionics suites for aerospace applications. The company was founded in 1947 and is headquartered in Christchurch, the United Kingdom.