CVTech is a management corporation that operates in two major sectors. Through Thirau ltée, and its subsidiary, Thirau LLC, the Corporation services the electrical utility industry with the construction and maintenance of transmission and distribution lines primarily in Quebec and the eastern United States. Thirau ltee's subsidiary, J.J.L. Déboisement inc., specializes in vegetation control surrounding the lines and clearing the lines' rights of way. Thirau LLC also possesses a wholly-owned subsidiary, Riggs Distler & Company, Inc., an important provider of maintenance and construction services to the utility and heavy industrial markets. Through CVTech-IBC Inc., the Corporation services the vehicle industry through the design, manufacture and sale of continuously variable power transmission systems, or CVTs. CVTech-AAB specializes in rebuilding crankshafts and cylinders, as well as distributing engine parts.