Héroux-Devtek Inc. engages in the design, development, manufacture, and repair and overhaul of aircraft landing gears, hydraulic and electromechanical flight control actuators, custom ball screws, and fracture-critical components. The company serves civil and defence sectors of the aerospace market. It operates in Canada, the United States, the United Kingdom, Rest of Europe, Spain, and internationally. The company was formerly known as Heroux Inc. and changed its name to Héroux-Devtek Inc. in 2000. Héroux-Devtek Inc. was incorporated in 1942 and is headquartered in Longueuil, Canada. As of February 11, 2025, Héroux-Devtek Inc. was taken private.