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About us

Founded in 1957, Dessau is an engineering consulting firm, which has been well established as a national and international leader in its field for decades and celebrated, in 2007, its 50th anniversary.

Headquartered in Canada, the firm currently has 3,000 employees operating out of regional offices located in the provinces of Quebec and Ontario as well as in several countries.

Committed to offering its clients global services, Dessau has developed state-of-the-art expertise in several fields of activity related to engineering and construction. The outstanding know-how of its experts allows them to plan, design, build and manage infrastructures for clients in both the private and public sectors.

In response to its clients’ specific needs, as well as today’s economic imperatives, Dessau has added turnkey construction projects to its offering of traditional engineering services. In an era dominated by the quest for sustainable solutions, it relies on a team of professionals with the expertise to effectively carry out the most complex and innovative projects.