Raytheon Technologies is an aerospace and defense company that provides systems and services for commercial, military, and government customers. It operates through four business segments: Collins Aerospace Systems, Pratt & Whitney, Raytheon Intelligence & Space, and Raytheon Missiles & Defense. Collins Aerospace Systems specializes in aerostructures, avionics, interiors, mechanical systems, mission systems, and power and control systems. Pratt & Whitney offers aircraft engines and auxiliary power systems for commercial, military, and business aircraft. Raytheon Intelligence & Space develops sensors, training, and cyber and software solutions. Raytheon Missiles & Defense provides air and missile defense systems, precision weapons, radars, and command and control systems. The company was formed as a result of a merger between Raytheon and United Technologies.