Member of the Mécanitec Group, S3i (Service d’Impartition Industriel Inc.) is a contractor specializing in industrial processes. Today, we have more than 100 employees specialized in engineering, project management, piping, industrial mechanics, sheet metals, ventilation, welding, lagging and wrought metals.
Groupe S3i has three divisions: S3i Construction, S3i Mechanical and S3i Mining.
Our diverse expertise means we are equipped to work on several types of projects of different complexity and size.
General contractor specializing in industrial process projects including piping, boiler making, dust control, industrial mechanics and ventilation.
Contractor specialized in industrial mechanics for plant maintenance, retrofit, modernization, renovation and plant shutdown projects.
Mechanical contractor specialized in the mechanical works of mining environments, including industrial mechanics, piping, sheet metal, boiler making, dust control and ventilation.