Granite Construction Company

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Established in 1922, Granite Construction Company Incorporated is one of the largest heavy civil contractors and construction materials producers in the United States. Located at Marana, Ariz., the company builds roads, tunnels, bridges, airports and other infrastructure-related projects besides producing sand, gravel, ready-mix and asphalt concrete and other construction materials for civil engineering projects. Granite Construction Company's affiliate firms include Granite Land Company, Granite Land Company, Granite Land Company and Capitol City Concrete. The company was named to Ethisphere's 2011 "World's Most Ethical Companies" for second year in a row.