The Alliance Steel Corporation / Alliance Steel Corporation is a metal service center specializing in the processing and distribution of carbon steel, aluminum and flat-rolled stainless steel in coils, strips and plates. . Our success over the years is rooted in our vision firmly focused on quality and customer service, backed by the dedication and commitment of our experienced staff. Founded in 1946 and located in Laval, the company employs 114 people and operates in a unionized environment.