Vertical Engineering Ltd. - Oldcastle, Ontario

Front Construction Industries Inc - Windsor, Ontario

Haller Mechanical Contractors Inc - Windsor, Ontario

MILL-AM CORPORATION - Windsor, Ontario

Ambashi Engineering & Management Inc. - Windsor, Ontario

Papak Concrete, Sawcutting & Drilling Inc. - Windsor, Ontario

Camlis Contracting Ltd. - Windsor, Ontario

Matassa Incorporated - Oldcastle, Ontario

Bravo Cement Contracting Inc. - Windsor, Ontario

Rocon Construction - Windsor, Ontario