Rutherford Diversified Industries, 1813 Paseo San Luis, Sierra Vista, AZ 85635, US

The Ashton Company, founded in 1946 and incorporated in 1952, provides engineering and general contracting services. It has capabilities to provide industrial, mining, power, utility, underground, highway and heavy engineering services to the electrical, mechanical and civil engineering industries. The Ashton Company offers estimation, project management and scheduling, budgeting and labor, equipment and materials reporting. The company also owns and supplies hundreds of equipment and machinery, such as excavators, backhoes and cranes. The Ashton Company has a heavy equipment maintenance shop, small tool and material warehouse, welding and fabrication shop, machine shop and painting shop, as well. Ashton has completed projects for a number of clients, including Pima County Wastewater Management and the City of Tucson in Arizona.