Northern Improvement Company is one of the largest construction firms in North Dakota. Incorporated in 1935, it also owns and operates McCormick Construction Company. The firm specializes in highway, heavy industrial and municipal construction projects. Northern Improvement Company s asphalt division serves the asphalt paving and maintenance needs of parking lots, streets and highways. The division additionally supplies gravel materials and pavement maintenance products, as well as provides patching and chip sealing services. Its concrete division serves customers throughout Minnesota, Arizona and Montana. The company maintains a rural water division that specializes in the installation of portable waterlines, water booster stations, and telephone, power and gas utilities. Northern Improvement Company has offices in Bismarck, Dickinson and Fargo in North Dakota. It offers site preparation and development, aggregate mining, and lined and unlined pond construction solutions. The company serves the oil field industry and is a member of the American Concrete Pavement Association and The Associated General Contractors of America.