Glasgow is a heavy and highway construction company that serves clients in southeastern Pennsylvania. Founded in 1910, Glasgow owns and operates several asphalt plants and crushed stone quarries that specialize in the production of construction materials. The company maintains various construction, material and clean fill reclamation divisions. It specializes in the private development of refineries, steel mills, water mains, shopping centers, nuclear power plants, and storm and sanitary sewers. The company s clean fill reclamation division is regulated by the Pennsylvania Department of Environmental Protection. Its clients include Bechtel, AIG Baker, Sambe Construction, JPC Group and Gilbane Building Company. Glasgow is a member of the Pennsylvania Asphalt Pavement Association and the Contractors Association of Eastern Pennsylvania.