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.

Parker-Hannifin Corporation manufactures and sells motion and control technologies and systems for various mobile, industrial, and aerospace markets worldwide. The company operates through two segments: Diversified Industrial and Aerospace Systems. The Diversified Industrial segment offers various motion-control systems and components, such as active and passive vibration control, high purity sealing, coatings, high temperature sealing, cryogenic valves and fittings, HVAC/R controls and monitoring, elastomeric, fabric reinforced, metal, precision cut seals, hydrogen and natural gas filters, electric and hydraulic pumps and motors, industrial air, gas filtration, electric and hydraulic valves, miniature pumps and valves, electromagnetic interface shielding, pneumatic actuators, regulators and valves, electromechanical and hydraulic actuators, power take offs, electronics, drives and controllers, process filtration solutions, engine filtration solutions, rubber to substrate adhesives, fluid condition monitoring, sensors and diagnostics, fluid conveyance hose and tubing, structural adhesives, high pressure connectors, fittings, valves and regulators, thermal management, high purity fittings. The Aerospace Systems segment offers products for use in commercial and defense airframe and engine programs, such as avionics, electric & hydraulic braking systems, electric power, electromechanical actuators, engine exhaust systems and components, fire detection and suppression, flight control systems, fluid conveyance, fuel systems & components, fuel tank inerting systems, hydraulic pumps & motors, hydraulic valves & actuators, pneumatics, seals, sensors, and thermal management products. The company sells its products to original equipment manufacturers, distributors, direct-sales employees, and sales representatives. Parker-Hannifin Corporation was founded in 1917 and is headquartered in Cleveland, Ohio.

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.

Woodward, Inc. designs, manufactures, and services control solutions for the aerospace and industrial markets worldwide. The company operates in two segments, Aerospace and Industrial. The Aerospace segment provides fuel pumps, metering units, actuators, air valves, specialty valves, fuel nozzles, and thrust reverser actuation systems for turbine engines and nacelles, and flight deck controls, actuators, servocontrols, motors, and sensors for aircraft. These products are used on commercial and private aircraft and rotorcraft, as well as on military fixed-wing aircraft and rotorcraft, guided weapons, and other defense systems. It also provides aftermarket maintenance, repair and overhaul, and other services to commercial airlines, repair facilities, military depots, third party repair shops, and other end users. This segment sells its products to original equipment manufacturers (OEMs), tier-one suppliers, and contractors, as well as through aftermarket sales of components, such as provisioning spares and replacements. The Industrial segment offers actuators, valves, pumps, fuel injection systems, solenoids, ignition systems, speed controls, electronics and software, and sensors. These products are used on industrial gas turbines, steam turbines, compressors, and reciprocating engines. This segment sells its aftermarket products, and other related services to OEMs through an independent network of distributors, as well as directly to end users. The company was founded in 1870 and is headquartered in Fort Collins, Colorado.

Crane Company, together with its subsidiaries, manufactures and sells engineered industrial products in the United States, Canada, the United Kingdom, Continental Europe, and internationally. The company operates in three segments: Aerospace & Electronics, Process Flow Technologies, and Engineered Materials. The Aerospace & Electronics segment supplies critical components and systems, including original equipment and aftermarket parts for commercial aerospace, as well as the military aerospace, defense, and space markets. This segment also offers pressure sensors for aircraft engine control, aircraft braking systems for commercial aircraft and fighter jets, power conversion solutions for spacecraft, and lubrication systems. The Process Flow Technologies segment provides engineered fluid handling equipment for mission-critical applications. It offers process valves and related products, such as lined pipe, fittings and hoses, air-operated diaphragm and peristaltic pumps, instrumentation and sampling systems, valve positioning and control systems, and valve diagnostic and calibration systems; commercial valves; and pumps and systems. The Engineered Materials segment manufactures fiberglass-reinforced plastic panels and coils for use in the manufacturing of recreational vehicles, as well as in commercial and industrial building applications. This segment sells directly to RV, trailer, and truck manufacturers, as well as through distributors and retailers. The company provides its products and solutions to end markets, including commercial and military aerospace, defense, and space; chemical and pharmaceutical production; water and wastewater; non-residential and municipal construction; energy; and other general industrial and consumer-related applications. The company was formerly known as Crane Holdings, Co. Crane Company was founded in 1855 and is based in Stamford, Connecticut.

Astronics Corporation, through its subsidiaries, designs and manufactures products for the aerospace, defense, and electronics industries in the United States, rest of North America, Asia, Europe, South America, and internationally. The company operates in two segments, Aerospace and Test Systems. The Aerospace segment offers lighting and safety systems, electrical power generation systems, distribution and seat motions systems, aircraft structures, avionics products, system certification, and other products. This segment serves airframe manufacturers (OEM) that build aircraft for the commercial, military, and general aviation markets; suppliers to OEMs; and aircraft operators, such as airlines; suppliers to the aircraft operators; and branches of the U.S. Department of Defense. The Test Systems segment designs, develops, manufactures, and maintains automated test systems that support the aerospace and defense, and mass transit industries, as well as training and simulation devices for commercial and military applications. It serves OEMs and prime government contractors for electronics and military products. Astronics Corporation was incorporated in 1968 and is headquartered in East Aurora, New York.

Servotronics, Inc. designs, manufactures, and markets servo-control components and other technology products for aerospace, military, and medical applications in the United States and internationally. It offers high-performance servo valves, including torque motor, hydraulic, and pneumatic valves. The company offers its products to products are sold to commercial aerospace, government, medical, and industrial markets. The company was incorporated in 1959 and is headquartered in Elma, New York.

Air Industries Group, together with its subsidiaries, engages in the design, manufacture, and sale of precision components and assemblies for defense and commercial aerospace industry in the United States. It offers actuators, arresting gears, aerostructures, aircraft structures, chaff pod assemblies, machining and milling solutions, cylinders, drag beams and braces, flight controls, flight safety critical components, integrated assemblies, landing gears, large diameter turn-mills, submarine valves, thrust struts, engine mounts, and turbine engine components and weldments for aircraft jet engines, ground turbines, and other complex machines. The company was founded in 1941 and is based in Bay Shore, New York.