DEMATHIEU BARD GROUP was founded in 1861 and is now a global construction conglomerate. Building on the expertise developed o ... ver two centuries, Demathieu Bard is well known for innovation and complex construction methodologies designed and implemented by its very own in-house engineers. Present in Canada since 1997 under the name CONSTRUCTION DEMATHIEU & BARD (CDB) INC., the company has amassed a large pool of resources that can be drawn upon for rapid mobilization from several offices in Ontario, Quebec and Washington, DC. CDB has extensive capabilities across all construction fields, but specializes in complex infrastructure projects such as bridges, tunnels, rail, dams and hydro-power. Welcome to CONSTRUCTION DEMATHIEU & BARD (CDB) INC. read more