Honeywell International is a technology and manufacturing company. The company has four segments: Aerospace, which supplies products, software and services for aircrafts; Honeywell Building Technologies, which provides products, software, solutions and technologies including building control and optimization, energy management, access control, video surveillance, fire products, and remote patient monitoring systems; Performance Materials and Technologies, which develops and manufactures chemicals and materials, process technologies and automation solutions; and Safety and Productivity Solutions, which provides products and software that improve productivity, workplace safety and asset performance.

Harris, together with its subsidiaries, provides technology-based solutions. The company has three segments: Communication Systems, which serves markets in tactical communications and defense products and in public safety networks; Electronic Systems, which provides electronic warfare, avionics, and command, control, communications, computers, intelligence, surveillance and reconnaissance solutions; and Space and Intelligence Systems, which provides intelligence, space protection, geospatial, Earth observation, universe exploration, positioning, navigation and timing, and environmental solutions for national security, defense, civil and commercial customers.

Raytheon, together with its subsidiaries, is a technology company, focused on defense and other government markets. The company has five segments: Integrated Defense Systems, which is engaged in integrated air and missile defense; large land- and sea-based radar solutions; command, control, communications, computers, cyber and intelligence solutions; Intelligence, Information and Services, which provides technical services to intelligence, defense, federal and commercial customers; Missile Systems, which produces missile and combat systems; Space and Airborne Systems, which develops integrated sensor and communication systems for missions; and Forcepoint, which develops cybersecurity products.

Thales is an electronics and systems group, serving defense, aeronautics, transport, space and security markets. Co.'s operations can be divided into four operating segments: Aerospace (Avionics, Space), Transportation (Ground Transport Systems), Defence & Security (Secure Communications & Information Systems Land and Air Systems, Defence Mission Systems), and DCNS. Co. designs and delivers systems for all four environments: air, land, sea and space. These systems detect and assess threats, manage information, support command decisions and control engagements through to threat neutralization. Co. is active in ground transportation; air transport; navigation systems.