Raytheon Technologies Corporation, an aerospace and defense company, provides advanced systems and services for commercial, military, and government customers worldwide. It operates in four businesses: Collins Aerospace Systems, Pratt & Whitney, Raytheon Intelligence & Space, and Raytheon Missiles & Defense. The Collins Aerospace Systems business offers aerostructures, avionics, interiors, mechanical systems, mission systems, and power and control systems that serve customers in the commercial, regional, business aviation, and military sectors. The Pratt & Whitney business designs, manufactures, and services aircraft engines and auxiliary power systems for commercial, military, and business aircraft. The Raytheon Intelligence & Space business engages in developing various sensors, training, and cyber and software solutions. The Raytheon Missiles & Defense business produces a portfolio of advanced technologies, including air and missile defense systems, precision weapons, radars, and command and control systems that delivers end-to-end solutions to detect, track, and engage threats. The company is headquartered in Waltham, Massachusetts.