| 1942 |
Héroux Machine Parts Limited, specializing in machine tooling of aircraft components, is founded in Longueuil, Québec. |
| 1960 |
Héroux Inc. begins design and manufacture of landing gear components. |
| 1969 |
Héroux Inc. manufactures landing gear for the Apollo Lunar Module. |
| 1986 |
Héroux Inc. becomes a publicly traded company. |
| 1987 |
Héroux Inc. acquires McSwain Manufacturing Corporation, a producer of gas turbine components. |
| 1999 |
Héroux Inc. acquires Métro Machining Corporation and Les Industries C.A.T. Inc, and enters the aerostructure market. |
| 2000 |
Héroux acquires Devtek Corporation to enhance its landing gear capabilities in the commercial sector and changes its name to Héroux Devtek Inc. |
| 2004 |
Héroux-Devtek acquires Progressive Inc. of Arlington, Texas, a manufacturer of complex military aircraft structural components. |
| 2007-08 |
Héroux-Devtek obtains major design contracts to develop landing gear systems for the Learjet-85, Sikorsky CH-53K, and Embraer Legacy 450-500. |
| 2010 |
Héroux-Devtek acquires Eagle Tool & Machine Co. and E2 Precision Products of Ohio, manufacturers of precision machined components for the aerospace industry. |
| 2012 |
Héroux-Devtek sells substantially all of its Aerostructure and Industrial Products operations to Precision Castparts Corp. |