Honeywell International Inc. engages in the aerospace technologies, building automation, energy and sustainable solutions, and industrial automation businesses in the United States, Europe, and internationally. The company's Aerospace segment offers auxiliary power units, propulsion engines, integrated avionics, environmental control and electric power systems, engine controls, flight safety, communications, navigation hardware, data and software applications, radar and surveillance systems, aircraft lighting, advanced systems and instruments, satellite and space components, and aircraft wheels and brakes; spare parts; repair, overhaul, and maintenance services; and thermal systems, as well as wireless connectivity services. Its Honeywell Building Technologies segment provides software applications for building control and optimization; sensors, switches, control systems, and instruments for energy management; access control; video surveillance; fire products; and installation, maintenance, and upgrades of systems. The company's Performance Materials and Technologies segment offers automation control, instrumentation, and software and related services; catalysts and adsorbents, equipment, and consulting; and materials to manufacture end products, such as bullet-resistant armor, nylon, computer chips, and pharmaceutical packaging, as well as provides materials based on hydrofluoro-olefin technology. Its Safety and Productivity Solutions segment provides personal protective equipment, apparel, gear, and footwear; gas detection technology; custom-engineered sensors, switches, and controls for sensing and productivity solution; cloud-based notification and emergency messaging; mobile devices and software; custom-engineered sensors, switches, and controls; and data and asset management productivity solutions. Honeywell International Inc. was founded in 1885 and is headquartered in Charlotte, North Carolina.

Carpenter Technology Corporation engages in the manufacture, fabrication, and distribution of specialty metals in the United States, Europe, the Asia Pacific, Mexico, Canada, and internationally. It operates in two segments, Specialty Alloys Operations and Performance Engineered Products. The company offers specialty alloys, including titanium alloys, powder metals, stainless steels, alloy steels, and tool steels, as well as additives, and metal powders and parts. It serves to aerospace, defense, medical, transportation, energy, industrial, and consumer markets. The company was founded in 1889 and is headquartered in Philadelphia, Pennsylvania.

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.

ATI Inc. produces and sells specialty materials and complex components worldwide. It operates in two segments: High Performance Materials & Components (HPMC) and Advanced Alloys & Solutions (AA&S). The HPMC segment produces various materials, including titanium and titanium-based alloys, nickel- and cobalt-based alloys and superalloys, metallic powder alloys, advanced powder alloys and other specialty materials, in long product forms, such as ingot, billet, bar, rod, wire, shapes and rectangles, and seamless tubes, as well as precision forgings, components, and machined parts. The AA&S segment produces zirconium and related alloys, including hafnium and niobium, nickel-based alloys, titanium and titanium-based alloys, and specialty alloys in a variety of forms, such as plate, sheet, and precision rolled strip products. It also provides hot-rolling conversion services, including carbon steel products. ATI Inc. serves to aerospace and defense, energy, automotive, construction and mining, food equipment and appliances, and medical markets. The company was formerly known as Allegheny Technologies Incorporated. ATI Inc. was incorporated in 1996 and is headquartered in Dallas, Texas.

Spirit AeroSystems Holdings, Inc. engages in the design, engineering, manufacture, and marketing of commercial aerostructures worldwide. It operates through three segments: Commercial, Defense & Space, and Aftermarket. The Commercial segment offers forward, mid, and rear fuselage sections and systems, floor beams, nacelles, struts/pylons, horizontal and vertical stabilizers, flaps and slats flight control surfaces, wing structures, and wing systems. This segment primarily serves commercial and business/regional jet programs. The Defense & Space segment engages in the fabrication, bonding, assembly, testing, tooling, processing, engineering analysis, and training on fuselage, strut, nacelle, and wing aerostructures; provision of missiles and hypersonics solutions, such as solid rocket motor throats, nozzles, re-entry vehicle thermal protections systems; forward cockpit and cabin, and fuselage work on rotorcraft aerostructures; and classified programs. This segment primarily serves U.S. Government defense programs. The Aftermarket segment provides maintenance, repair, and overhaul services; fuselage, strut, nacelle, and wing aerostructures spare parts; repair services for radome, flight control surfaces, and nacelles; rotable assets trading and leasing; and engineering services. This segment primarily serves both commercial and defense and space programs. The company was formerly known as Mid-Western Aircraft Systems Holdings, Inc. Spirit AeroSystems Holdings, Inc. was founded in 1927 and is headquartered in Wichita, Kansas.

Ampco-Pittsburgh Corporation, together with its subsidiaries, engages in manufacture and sale of specialty metal products and customized equipment to commercial and industrial users worldwide. The company operates through Forged and Cast Engineered Products (FCEP); and Air and Liquid Processing (ALP) segments. The FCEP segment produces forged hardened steel rolls, cast rolls and, forged engineered products that are used in cold rolling mills by producers of steel, aluminum, and other metals; cast rolls for hot strip mills, medium/heavy section mills, roughing mills, and plate mills; and forged engineered products for narrow and wide strip and aluminum mills, back-up rolls for narrow strip mills, and leveling rolls and shafts. The ALP segment produces custom-engineered finned tube heat exchange coils and related heat transfer products for various industries, including OEM/commercial, nuclear power generation, and industrial manufacturing; custom-designed air handling systems for institutional, pharmaceutical, and general industrial building markets; and manufacture centrifugal pumps for the fossil fueled power generation, marine defense, and industrial refrigeration industries. Ampco-Pittsburgh Corporation was incorporated in 1929 and is headquartered in Carnegie, Pennsylvania.

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.

SIFCO Industries, Inc., together with its subsidiaries, produces and sells forgings and machined components primarily for the aerospace and energy markets in North America and Europe. The company's processes and services include forging, heat-treating, chemical processing, and machining. It also offers original equipment manufacturer and aftermarket components for aircraft and industrial gas turbine engines; steam turbine blades; structural airframe components; aircraft landing gear components; aircraft wheels and brakes; rotating components for helicopters; and commercial/industrial products. In addition, the company provides heat-treatment, surface-treatment, non-destructive testing, and select machining and sub-assembly of forged components. SIFCO Industries, Inc. was founded in 1913 and is headquartered in Cleveland, Ohio.