Héroux-Devtek's Dorval Aerostructure Employees Ratify Three Year Agreement

LONGUEUIL, QC, May 11 /CNW Telbec/ - Héroux-Devtek Inc. (TSX: HRX), a leading Canadian manufacturer of aerospace and industrial products, today announced that its 70 unionized Aerostructure products employees at the Dorval, Québec facility have voted in favour of a three-year collective agreement. Workers voted 77% in favour of the three-year contract which extends through May 6, 2013. Workers involved are affiliated with the CAW-Quebec.

"We are pleased with the outcome of the negotiations which were conducted in a collaborative spirit," stated Gilbert Guérin, Héroux-Devtek's Corporate Director, Human Resources. "The Dorval facility is an essential element to Héroux-Devtek's continuing success and we are delighted that employees share our vision, more so in light of a fragile economic environment and a volatile Canadian currency."

The Dorval facility manufactures large and complex structural components and sub-assemblies mainly used in the wings and fuselage of civil and military aircraft.

About Héroux-Devtek

Héroux-Devtek (TSX: HRX), a Canadian company, serves two main market segments: Aerospace and Industrial Products, specializing in the design, development, manufacture and repair and overhaul of related systems and components. Héroux-Devtek supplies both the commercial and military sectors of the Aerospace segment with landing gear systems (including spare parts, repair and overhaul services) and airframe structural components. The Company also supplies the industrial segment with large components for power generation equipment and precision components for other industrial applications. Approximately 65% of the Company's sales are outside Canada, mainly in the United States. The Company's head office is located in Longueuil, Québec with facilities in the Greater Montreal area (Longueuil, Dorval, Laval and Rivière-des-Prairies); Kitchener and Toronto, Ontario; Arlington, Texas; as well as Springfield, Cleveland and Cincinnati, Ohio.

Forward-Looking Statement

Except for historical information provided herein, this press release may contain information and statements of a forward-looking nature concerning the future performance of the Company. These statements are based on suppositions and uncertainties as well as on management's best possible evaluation of future events. Such factors may include, without excluding other considerations, fluctuations in quarterly results, evolution in customer demand for the Company's products and services, the impact of price pressures exerted by competitors, and general market trends or economic changes. As a result, readers are advised that actual results may differ from expected results.

For further information: Héroux-Devtek Inc.: Gilbert Guérin, Corporate Director, Human Resources, [phone]; MaisonBrison: Martin Goulet, CFA, [phone]