RTX Corporation, an aerospace and defense company, provides systems and services for the commercial, military, and government customers in the United States and internationally. It operates through three segments: Collins Aerospace, Pratt & Whitney, and Raytheon. The Collins Aerospace Systems segment offers aerospace and defense products, and aftermarket service solutions for civil and military aircraft manufacturers and commercial airlines, as well as regional, business, and general aviation, defense, and commercial space operations. This segment also designs, produces, and supports cabin interior, including oxygen systems, food and beverage preparation, storage and galley systems, and lavatory and wastewater management systems; battlespace, test and training range systems, crew escape systems, and simulation and training solutions; information management services; and aftermarket services that include spare parts, overhaul and repair, engineering and technical support, training and fleet management solutions, and asset and information management services. Its Pratt & Whitney segment supplies aircraft engines for commercial, military, business jet, and general aviation customers; and produces, sells, and services military and commercial auxiliary power units. The Raytheon segment provides defensive and offensive threat detection, tracking, and mitigation capabilities for U.S., foreign government, and commercial customers. The company was formerly known as Raytheon Technologies Corporation and changed its name to RTX Corporation in July 2023. RTX Corporation was incorporated in 1934 and is headquartered in Arlington, Virginia.

Lockheed Martin Corporation, a security and aerospace company, engages in the research, design, development, manufacture, integration, and sustainment of technology systems, products, and services worldwide. The company operates through Aeronautics, Missiles and Fire Control, Rotary and Mission Systems, and Space segments. The Aeronautics segment offers combat and air mobility aircraft, unmanned air vehicles, and related technologies. The Missiles and Fire Control segment provides air and missile defense systems; tactical missiles and air-to-ground precision strike weapon systems; logistics; fire control systems; mission operations support, readiness, engineering support, and integration services; manned and unmanned ground vehicles; and energy management solutions. The Rotary and Mission Systems segment offers military and commercial helicopters, surface ships, sea and land-based missile defense systems, radar systems, sea and air-based mission and combat systems, command and control mission solutions, cyber solutions, and simulation and training solutions. The Space segment offers satellites; space transportation systems; strategic, advanced strike, and defensive systems; and classified systems and services in support of national security systems. This segment also provides network-enabled situational awareness and integrates space and ground global systems to help its customers gather, analyze, and securely distribute critical intelligence data. It serves primarily serves the U.S. government, as well as foreign military sales contracted through the U.S. government. The company was formerly known as The Lockheed Corporation and changed its name to Lockheed Martin Corporation in March 1995. Lockheed Martin Corporation was founded in 1912 and is based in Bethesda, Maryland.

Northrop Grumman Corporation operates as an aerospace and defense technology company in the United States, Asia/Pacific, Europe, and internationally. The company's Aeronautics Systems segment designs, develops, manufactures, integrates, and sustains aircraft systems. This segment also offers unmanned autonomous aircraft systems, including high-altitude long-endurance strategic ISR systems and vertical take-off and landing tactical ISR systems; and strategic long-range strike aircraft, tactical fighter and air dominance aircraft, and airborne battle management and command and control systems. Its Defense Systems segment designs, develops, integrates, and produces tactical weapons and missile defense solutions, and provides sustainment, modernization, and training services for manned and unmanned aircraft and electronics systems. It also offers integrated, all-domain command, and control battle management systems, precision strike weapons; high speed air-breathing and hypersonic systems; high-performance gun systems, ammunition, precision munitions and advanced fuzes; aircraft and mission systems logistics support, sustainment, operations and modernization; and warfighter training services. The company's Mission Systems segment offers command, control, communications and computers, intelligence, surveillance, and reconnaissance systems; radar, electro-optical/infrared and acoustic sensors; electronic warfare systems; advanced communications and network systems; cyber solutions; intelligence processing systems; navigation; and maritime power, propulsion, and payload launch systems. Its Space Systems segment offers satellites, spacecraft systems, subsystems, sensors, and payloads; ground systems; missile defense systems and interceptors; launch vehicles and related propulsion systems; and strategic missiles. Northrop Grumman Corporation was founded in 1939 and is based in Falls Church, Virginia.

Teledyne Technologies Incorporated, together with its subsidiaries, provides enabling technologies for industrial growth markets in the United States and internationally. Its Digital Imaging segment provides visible spectrum sensors and digital cameras; and infrared, ultraviolet, visible, and X-ray spectra; as well as micro electromechanical systems and semiconductors, including analog-to-digital and digital-to-analog converters. This segment also offers cooled and uncooled infrared or thermal products, including sensors, camera cores, and camera systems; high-resolution, low-dose X-ray sensors, high-power microwave, and high-energy X-ray subsystems; and instruments for the measurement of physical properties and maritime products; as well as develops and manufactures multi-spectrum electro-optic/infrared imaging systems and associated products, such as lasers, optics, and radars, CBRNE (Chemical, Biological, Radiological, Nuclear and Explosive detectors), and unmanned air and ground systems. The company's Instrumentation segment offers monitoring, control, and electronic test and measurement equipment; and power and communications connectivity devices for distributed instrumentation systems and sensor networks. The company's Aerospace and Defense Electronics segment provides electronic components and subsystems, data acquisition and communications components and equipment, harsh environment interconnects, general aviation batteries, and other components; and onboard avionics systems and ground-based applications, aircraft data and connectivity solutions, hardware systems, and software applications. Its Engineered Systems segment offers systems engineering and integration, technology development, and manufacturing solutions for defense, space, environmental, and energy applications; and designs and manufactures electrochemical energy systems and electronics for military applications. The company was founded in 1960 and is headquartered in Thousand Oaks, California.

Leidos Holdings, Inc., together with its subsidiaries, provides services and solutions in the defense, intelligence, civil, and health markets in the United States and internationally. The company operates through Defense Solutions, Civil, and Health segments. The Defense Solutions segment offers national security solutions and systems for air, land, sea, space, and cyberspace for the U.S. Intelligence Community, the Department of Defense, the space development agency, the National Aeronautics and Space Administration, defense information systems agency, military services, and government agencies of U.S. allies abroad, as well as other federal and commercial customers in the national security industry. The solutions include technology, large-scale systems, command and control platforms, data analytics, logistics, and cybersecurity solutions, as well as intelligence analysis and operations support services to critical missions. The Civil segment provides systems integration services to air navigation service providers, including the federal aviation administration, the En route automation modernization, advanced technology oceanic procedure, time based flow management, terminal flight data management, geo-7, and future flight services, as well as enterprise-information display systems; and security detection services. It also offers information technology (IT) solutions in cloud computing, mobility, application modernization, DevOps, data center, network modernization, asset management, help desk operations, and digital workplace enablement; and environment, energy, and infrastructure services. The Health segment offers solutions to federal and commercial customers responsible for health and well-being of people, include health information management, managed health, digital modernization, and life sciences research and development services. Leidos Holdings, Inc. was founded in 1969 and is headquartered in Reston, Virginia.

Elbit Systems Ltd. develops and supplies a portfolio of airborne, land, and naval systems and products for the defense, homeland security, and commercial aviation applications primarily in Israel, North America, the Asia-Pacific, Europe, Latin America, and internationally. The company operates through five segments: Aerospace; C4I and Cyber; Intelligence, Surveillance, Target Acquisition and Reconnaissance (ISTAR) and Electronic Warfare (EW); Land; and Elbit Systems of America (ESA). It also offers military aircraft and helicopter systems; commercial aviation systems and aerostructures; unmanned aircraft systems; flight academy solutions, electro-optic, night vision, high power energy solutions, and countermeasures systems; naval systems; land vehicle systems; munitions, such as precision munitions for land, air, and sea applications; command, control, communications, computer, intelligence, surveillance and reconnaissance, and cyber systems; electronic warfare and signal intelligence systems; and other commercial activities. In addition, the company manufactures and sells data links and radio communication systems and equipment, and cyber intelligence, autonomous, and homeland security solutions. Further, it provides various electronic warfare and signal intelligence systems, and laser systems; armored vehicle and other platforms survivability and protection systems, artillery, and mortar systems, as well as provides various training and support services. Additionally, the company offers products and systems solutions to military, foreign military sales, homeland security, medical instrumentation, and commercial aviation clients. It markets its systems and products as a prime contractor or subcontractor to various governments and companies. The company was incorporated in 1966 and is based in Haifa, Israel.

Kratos Defense & Security Solutions, Inc. operates as a technology company that addresses the defense, national security, and commercial markets. It operates through two segments, Kratos Government Solutions and Unmanned Systems. The company offers ground systems for satellites and space vehicles, including software for command and control, telemetry, and tracking and control; jet-powered unmanned aerial drone systems, hypersonic vehicles, and rocket systems; propulsion systems for drones, missiles, loitering munitions, supersonic systems, spacecraft, and launch systems; command, control, communication, computing, combat, intelligence surveillance and reconnaissance; and microwave electronic products for missile, radar, missile defense, space, and satellite; counter unmanned aircraft systems, directed energy, communication and other systems, and virtual and augmented reality training systems for the warfighter. The company primarily serves national security-related agencies, the U.S. Department of Defense, intelligence agencies and classified agencies, international government agencies, and commercial customers. Kratos Defense & Security Solutions, Inc. was incorporated in 1994 and is headquartered in San Diego, California.

Mercury Systems, Inc., a technology company, manufactures and sells components, products, modules, and subsystems for defense prime contractors, the U.S. government, and original equipment manufacturers commercial aerospace companies. in the United States, Europe, and the Asia Pacific. Its products and solutions are deployed in approximately 300 programs with 25 defense contractors and commercial aviation customers. The company offers components, including power amplifiers and limiters, switches, oscillators, filters, equalizers, digital and analog converters, chips, monolithic microwave integrated circuits, and memory and storage devices; modules and sub-assemblies, such as embedded processing boards, switched fabrics and boards, digital receivers, multi-chip modules, integrated radio frequency and microwave multi-function assemblies, tuners, and transceivers, as well as graphics and video boards; and integrated subsystems. It also designs and develops digital radio frequency memory units for various modern electronic warfare applications; radar environment simulation and test systems for defense and intelligence applications; and signals intelligence payloads and EO/IR technologies for small UAV platforms, as well as onboard UAV processor systems for real-time wide area motion imagery. The company was formerly known as Mercury Computer Systems, Inc. and changed its name to Mercury Systems, Inc. in November 2012. The company was incorporated in 1981 and is headquartered in Andover, Massachusetts.