ATRO vs TDG

Astronics Corporation

Astronics Corporation, through its subsidiaries, designs and manufactures products for the aerospace, defense, and electronics industries in the United States, North America, Asia, Europe, South America, and internationally. It operates in two segments, Aerospace and Test Systems. The Aerospace segment offers lighting and safety systems, electrical power generation systems, distribution and 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; and aircraft operators, such as airlines 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 communications 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. The company also sells inflight entertainment and connectivity products, and lower antenna; and wireless communication testing primarily for the civil land mobile radio market. Astronics Corporation was founded in 1968 and is headquartered in East Aurora, New York.

Transdigm Group Incorporated

TransDigm Group Incorporated designs, produces, and supplies aircraft components in the United States and internationally. Its Power & Control segment offers mechanical/electro-mechanical actuators and controls, ignition systems and engine technology, specialized pumps and valves, power conditioning devices, specialized AC/DC electric motors and generators, batteries and chargers, databus and power controls, sensor products, switches and relay panels, hoists, winches and lifting devices, and cargo loading and handling systems. This segment serves engine and power system and subsystem suppliers, airlines, third party maintenance suppliers, military buying agencies, and repair depots. The company's Airframe segment provides engineered latching and locking devices, engineered rods, engineered connectors and elastomer sealing solutions, cockpit security components and systems, cockpit displays, aircraft audio systems, lavatory components, seat belts and safety restraints, engineered and customized interior surfaces and related components, thermal protection and insulation products, lighting and control technology, and parachutes. This segment serves airframe manufacturers, cabin system and subsystem suppliers, airlines, third party maintenance suppliers, military buying agencies, and repair depots. Its Non-aviation segment offers headsets for high-noise, medium-noise, and dismounted applications; seat belts and safety restraints for ground transportation applications; hydraulic/electromechanical actuators and fuel valves for land based gas turbines; refueling systems for heavy equipment used in mining, construction, and other industries; and turbine controls for the energy and oil and gas markets. This segment serves off-road vehicle and subsystem suppliers, child restraint system suppliers, and satellite and space system suppliers; and manufacturers of heavy equipment. TransDigm Group Incorporated was founded in 1993 and is based in Cleveland, Ohio.