**Collins Aerospace** is a leading American aerospace and defense technology company, subsidiary of RTX Corporation (formerly Raytheon Technologies), specializing in designing, manufacturing, and servicing advanced systems for commercial aviation, military, space, and related sectors.[1][2][3] Formed in 2018 through the merger of UTC Aerospace Systems and Rockwell Collins—following United Technologies' $30 billion acquisition of Rockwell—Collins combined legacies of innovation dating back generations, including pioneering GPS, Wi-Fi in aviation, space suits, and synthetic vision.[1][2] Headquartered in Charlotte, North Carolina, it reported $26 billion in sales in 2019 with 68,000 employees; by 2024, this grew to $28.3 billion in adjusted sales, over 80,000 employees (including 20,000 engineers), and 250+ global sites, backed by $4 billion annual R&D investment.[2][3] Key achievements include equipping nearly every aircraft platform with avionics, landing gear, nacelles, interiors, fuel systems, and connectivity—handling over 75 million daily secure messages and 70% of U.S./allied military airborne communications.[1] Strategic units span Aerostructures, Avionics, Interiors, Mission Systems, Connected Aviation Solutions, and Power & Controls, driving breakthroughs like hybrid-electric propulsion, lighter structures for fuel efficiency, autonomous operations reducing pilot workload, and data analytics enhancing airline operations and passenger experiences.[2][3] Currently, Collins thrives amid aerospace evolution, collaborating on electrified aircraft, connected battlespaces, and digital transformation.[3][4] Notable moves include a $1.8 billion sale of its actuation business to Safran in 2023 and a £16 million investment in advanced seating at its Kilkeel, Northern Ireland site in 2024.[2] With systems on UAVs, satellites, and maritime vehicles, Collins redefines flight efficiency