The Boeing Company, together with its subsidiaries, designs, develops, manufactures, sells, services, and supports commercial jetliners, military aircraft, satellites, missile defense, human space flight and launch systems, and services worldwide. The company operates through Commercial Airplanes; Defense, Space & Security; and Global Services segments. The Commercial Airplanes segment develops, produces, and markets commercial jet aircraft for passenger and cargo requirements, as well as provides fleet support services. The Defense, Space & Security segment engages in the research, development, production, and modification of manned and unmanned military aircraft and weapons systems; strategic defense and intelligence systems, which include strategic missile and defense systems, command, control, communications, computers, intelligence, surveillance and reconnaissance, cyber and information solutions, and intelligence systems; and satellite systems, such as government and commercial satellites, and space exploration. The Global Services segment offers products and services, including supply chain and logistics management, engineering, maintenance and modifications, upgrades and conversions, spare parts, pilot and maintenance training systems and services, technical and maintenance documents, and data analytics and digital services to commercial and defense customers. The Boeing Company was incorporated in 1916 and is based in Arlington, Virginia.

General Dynamics Corporation operates as an aerospace and defense company worldwide. It operates through four segments: Aerospace, Marine Systems, Combat Systems, and Technologies. The Aerospace segment produces and sells business jets; and offers aircraft maintenance and repair, management, aircraft-on-ground support and completion, charter, staffing, and fixed-base operator services. The Marine Systems segment designs and builds nuclear-powered submarines, surface combatants, and auxiliary ships for the United States Navy and Jones Act ships for commercial customers, as well as builds crude oil and product tankers, and container and cargo ships; provides maintenance, modernization, and lifecycle support services for navy ships; offers and program management, planning, engineering, and design support services for submarine construction programs. The Combat Systems segment manufactures land combat solutions, such as wheeled and tracked combat vehicles, Stryker wheeled combat vehicles, piranha vehicles, weapons systems, munitions, mobile bridge systems with payloads, tactical vehicles, main battle tanks, armored vehicles, and armaments; and offers modernization programs, engineering, support, and sustainment services. The Technologies segment provides information technology solutions and mission support services; mobile communication, computers, and command-and-control mission systems; intelligence, surveillance, and reconnaissance solutions to military, intelligence, and federal civilian customers; cloud computing, artificial intelligence; machine learning; big data analytics; development, security, and operations; and unmanned undersea vehicle manufacturing and assembly services. The company was founded in 1899 and is headquartered in Reston, Virginia.

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.

HEICO Corporation, through its subsidiaries, designs, manufactures, and sells aerospace, defense, and electronic related products and services in the United States and internationally. Its Flight Support Group segment provides jet engine and aircraft component replacement parts; thermal insulation blankets and parts; renewable/reusable insulation systems; and specialty components. This segment also distributes hydraulic, pneumatic, structural, interconnect, mechanical, and electro-mechanical components for the commercial, regional, and general aviation markets; and offers repair and overhaul services for jet engine and aircraft component parts, avionics, instruments, composites, and flight surfaces of commercial aircraft, as well as for avionics and navigation systems, and other instruments utilized on military aircraft. The company's Electronic Technologies Group segment provides electro-optical infrared simulation and test equipment; electro-optical laser products; electro-optical, microwave, and other power equipment; electromagnetic and radio frequency (RF) interference shielding and suppression filters; power conversion and interface; interconnection devices; and underwater locator beacons and emergency locator transmission beacons. This segment also offers traveling wave tube amplifiers and microwave power modules; memory products and specialty semiconductors; harsh environment connectivity products and custom molded cable assemblies; RF and microwave products; communications and electronic intercept receivers and tuners; self-sealing auxiliary fuel systems; active antenna systems and airborne antennas; nuclear radiation detectors; silicone products; power amplifiers; ceramic-to-metal feedthroughs and connectors; technical surveillance countermeasures equipment; RF receivers and sources; embedded computing solutions; test sockets and adapters; and radiation assurance services. The company was incorporated in 1957 and is headquartered in Hollywood, Florida.

Curtiss-Wright Corporation, together with its subsidiaries, provides engineered products, solutions, and services mainly to aerospace and defense, commercial power, process, and industrial markets worldwide. It operates through three segments: Aerospace & Industrial, Defense Electronics, and Naval & Power. The Aerospace & Industrial segment offers industrial and specialty vehicle products, such as power management electronics, traction inverters, transmission shifters, and control systems; sensors, controls, and electro-mechanical actuation components used on commercial and military aircraft; and surface technology services including shot peening, laser peening, and engineered coatings. The Defense Electronics segment provides commercial off-the-shelf embedded computing board-level modules and processing equipment, data acquisition and flight test instrumentation equipment, integrated subsystems, instrumentation and control systems, tactical communications solutions; and electronic stabilization products, and weapons handling systems; avionics and electronics; flight test equipment; and aircraft data management solutions. The Naval & Power segment offers main coolant pumps, power-dense compact motors, generators, steam turbines, valves, and secondary propulsion systems; energy absorbers, retractable hook cable systems, net-stanchion systems and mobile systems to support fixed land-based arresting systems; hardware, valves, fastening systems, specialized containment doors, airlock hatches, and spent fuel management products; reactor coolant pumps and control rod drive mechanisms for commercial nuclear power plants, as well as various nuclear reactor technologies. This segment furnishes severe-service valve technologies and services, heat exchanger repair, and piping test and isolation products, and offers ship repair and maintenance for the U.S. navy. Curtiss-Wright Corporation was incorporated in 1929 and is headquartered in Davidson, North Carolina.

BWX Technologies, Inc., together with its subsidiaries, manufactures and sells nuclear components in the United States, Canada, and internationally. It operates through two segments, Government Operations and Commercial Operations. The Government Operations segment designs and manufactures naval nuclear components, reactors, and nuclear fuel; fabrication activities; and supplies proprietary and sole-source valves, manifolds, and fittings to naval and commercial shipping customers. This segment also involved in manufacture of close-tolerance and equipment for nuclear applications; down blend government stockpiles of uranium; receives, stores, characterizes, dissolves, recovers, and purifies uranium-bearing materials; and supplies research reactor fuel elements for colleges, universities, and national laboratories, as well as components for defense applications. The Commercial Operations segment designs and manufactures commercial nuclear steam generators, heat exchangers, pressure vessels, and reactor components; and other auxiliary equipment, including containers for the storage of nuclear fuel and other high-level nuclear waste. This segment also offers nuclear fuel, fuel handling systems, tooling delivery systems, nuclear grade materials, and precisely machined components, and related services for CANDU nuclear power plants; provides in-plant inspection, maintenance, and modification services, as well as non-destructive examination and tooling/repair solutions; and manufactures medical radioisotopes, radiopharmaceuticals, and medical devices. The company was formerly known as The Babcock & Wilcox Company and changed its name to BWX Technologies, Inc. in June 2015. BWX Technologies, Inc. was founded in 1867 and is headquartered in Lynchburg, Virginia.

Gulf Island Fabrication, Inc., together with its subsidiaries, operates as a fabricator of steel structures and modules in the United States. It operates through Services, Fabrication, and Shipyard divisions. The company provides maintenance, repair, construction, scaffolding, coatings, welding enclosures, and other specialty services on offshore platforms, inland structures, and industrial facilities; services required to connect production equipment and service modules, and equipment on offshore platforms; project management and commissioning services; hookup services; and civil construction and staffing services to the industrial and energy sectors, as well as undertakes municipal and drainage projects, including pump stations, levee reinforcement, bulkheads, and other public works. It also fabricates modules, skids, and piping systems for onshore refining, petrochemical, liquified natural gas (LNG), industrial, and offshore facilities; foundations, secondary steel components, and support structures for alternative energy developments and coastal mooring facilities; offshore production platforms and associated structures, including jacket foundations, piles, and topsides for fixed production and utility platforms, as well as hulls and topsides for floating production and utility platforms; and other complex steel structures and components. In addition, the company fabricates newbuild marine vessels and provides marine repair and maintenance services. The company serves international energy producers; refining, petrochemical, LNG, industrial, and power operators; and engineering, procurement, and construction companies. Gulf Island Fabrication, Inc. was incorporated in 1985 and is headquartered in The Woodlands, Texas.

TechPrecision Corporation, together with its subsidiaries, manufactures and sells precision, fabricated, and machined metal structural components and systems in the United States. It operates through two segments, Ranor and Stadco. The company offers custom components for ships, submarines, military helicopters, aerospace equipment, components for nuclear power plants, and components for medical systems. It also provides support services to its manufacturing capabilities comprising manufacturing engineering comprising planning, fixture and tooling development, and manufacturing; quality control, such as inspection and testing; materials procurement; production control, including scheduling, project management, and expediting; and final assembly. The company serves the defense, aerospace, nuclear, medical, and precision industrial markets. TechPrecision Corporation is headquartered in Westminster, Massachusetts.