McNally International Inc. and its group of companies had its start in 1949, under the name S. McNally & Sons Limited. Post-war house building was the main activity in the early years but soon changed to heavy civil engineering projects. Joseph McNally led the growth of the company during the 1950's and 1960's, successfully completing numerous major projects,including: construction of Ashbridges Bay Wastewater Treatment Facility; the Yonge St. Subway in Toronto; and construction of the Bruce Nuclear Water Intake. Over the years the companyhas beeninvolved in various types of projects, ranging from conventional bid, design build, design build finance, and negotiated contracts. McNally has become synonymous with difficult and demanding projects; numerous projects throughout

McNally is recognized as Canada's leading Tunnel Contractor. We have built tunnels for water, sewer, steam, subways, power transmission, traffic and pedestrians using various tunneling methods. In the 1980's, McNally Tunneling Corporation was started for operations in the United States. Based in Cleveland, OH, McNally Tunneling has completed projects throughout the United States including Birmingham, AL, Cleveland, OH, Columbus, OH, Evanston, IL, Houston, TX, Seattle, WA, Chicago, IL, Minneapolis, MN, Frankfort, KY and Raleigh-Durham, NC. In addition to completing challenging tunnel construction projects throughout the company history, McNally has also undertaken manufacturing of precast concrete segmental liners for their projects.

McNally expanded the scope of the business with the purchase of marine assets of several companies, including: Beaver Construction Group of Montreal; Canadian Dredge and Dock; Pitts Engineering; and MacNamara Marine. A separate division, Beaver Marine Ltd, was established in Halifax, andMcNally Construction Inc. Marine Division was created in Ontario. Under the new McNally division, these assets make up one of the best equipped and manned construction fleets anywhere in Canada capable of completing marine construction or dredging projects anywhere in the Great Lakes, St. Lawrence River or Eastern Canada.

With three generations of construction experience, and the dedication and hard work of our people behind every project,McNally has the depth of knowledge it takes to get the job done.We continually strive to set our standards higher bypushing the envelope in performance, competence and innovation.