With more than 1600 engineers, specialists and support personnel, Dessau-Soprin Inc. is a leading engineering firm in Canada with a solid 47 years experience. Our firm currently operates 20 offices in Ontario and in Quebec, with projects in over 30 countries since its inception. Dessau-Soprin Inc. offers a wide range of engineering expertise that confirms Canadian excellence in the fields of IT, Technology & Telecommunications, Transportation, Geotechnique, Urban Development, Program Management, Energy, Environment, Building Engineering and Construction.