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AAR Corp. provides products and services to commercial aviation, government, and defense markets worldwide. It operates through Aviation Services and Expeditionary Services segments. The Aviation Services segment engages in lease and sale of new, overhauled and repaired engine, and airframe parts and components, as well as aircrafts; and offers customized flight hour component inventory and repair, warranty claim management, and outsourcing programs for engine and airframe parts and components. This segment also provides fleet management and operations of customer-owned aircraft for the U.S. Department of State; customized performance-based supply chain logistics programs, which includes material planning, sourcing, logistics, information and program management, airframe and maintenance planning, and component repair, and overhaul services for U.S. Department of Defense and foreign governments. Further, it offers airframe inspection, maintenance, repair and overhaul, painting services, line maintenance, modifications, structural repairs, avionics service and installation, exterior and interior refurbishment, and engineering services and support; and repair and overhaul components including landing gears, wheels, and brakes for commercial and military aircraft; and operates six airframe maintenance facilities and one landing gear overhaul facility. The Expeditionary Services segment designs, manufactures, and repairs transportation pallets and containers and shelters for military and humanitarian tactical deployment activities, including armories, supply and parts storage, refrigeration systems, tactical operation centers, briefing rooms, laundry and kitchen facilities, water treatment, and sleeping quarters, as well as engages in provision of engineering, design, and system integration services for specialized command and control systems. AAR Corp. was founded in 1951 and is headquartered in Wood Dale, Illinois.

EHang Holdings Limited operates as an autonomous aerial vehicle (AAV) technology platform company in the People's Republic of China, East Asia, West Asia, Europe, and internationally. It designs, develops, manufactures, sells, and operates AAVs, as well as their supporting systems and infrastructure for various industries and applications, including passenger transportation, logistics, smart city management, and aerial media solutions. The company was incorporated in 2014 and is headquartered in Guangzhou, the People's Republic of China.

Kaman Corporation, together with its subsidiaries, operates in the aerospace, defense, medical, and industrial markets. The company operates through three segments: Engineered Products, Precision Products, and Structures. The Engineered Products segment produces and markets aircraft bearings and components; super precision; miniature ball bearings; and spring energized seals, springs, and contacts, as well as wheels, brakes, and related hydraulic components for helicopters and fixed-wing, and UAV aircraft. The Precision Products segment provides safe and arming solutions for missile and bomb systems for the U.S. and allied militaries; undertakes subcontract helicopter works; restores, modifies, and supports its SH-2G Super Seasprite maritime helicopters; and supports heavy lift K-MAX manned helicopter, and the KARGO UAV unmanned aerial system. The Structures segment offers metallic and composite aero structures for commercial, military, and general aviation fixed and rotary wing aircrafts; and medical imaging solutions. The company operates in North America, Europe, the Middle East, Asia, Oceania, and internationally. Kaman Corporation was incorporated in 1945 and is headquartered in Bloomfield, Connecticut.

Momentus Inc., together with its subsidiaries, operates as a commercial space company. The company focuses on providing in-space infrastructure services, including in-space transportation, hosted payloads, and in-orbit services. Its principal and target customers include satellite operators. The company is headquartered in San Jose, California.

Triumph Group, Inc. designs, engineers, manufactures, repairs, overhauls, and distributes aerostructures, aircraft components, accessories, subassemblies, and systems worldwide. It operates in two segments, Triumph Systems & Support, and Triumph Interiors. The company offers aircraft and engine-mounted accessory drives, thermal control systems and components, cargo hooks, high lift actuations, cockpit control levers, hydraulic systems and components, control system valve bodies, landing gear actuation systems, electronic engine controls, landing gear components and assemblies, exhaust nozzles and ducting, main engine gearbox assemblies, geared transmissions and drive train components, main fuel pumps, fuel-metering units, primary and secondary flight control systems, and vibration absorbers. It also provides thermo-acoustic insulation systems, environmental control system ducting, and other aircraft interior components. In addition, the company offers air cycle machines, blades and vanes, auxiliary power units, constant speed drives, combustors, engine and airframe accessories, stators, flight control surfaces, transition ducts, integrated drive generators, sidewalls, nacelles, light assemblies, remote sensors, overhead bins, thrust reversers, and fuel bladder cells, as well as cabin panes, shades, light lenses, and other components. It serves original equipment manufacturers of commercial, regional, and military aircraft. The company was incorporated in 1993 and is headquartered in Radnor, Pennsylvania.