Simpson Walker Contracting Corporation, 1724 E Caldwell St, Phoenix, AZ 85042, US

Founded in 1983, Mountain States Contracting provides railroad design, construction and rail line operation services throughout the West. The company prepares rail layouts for track construction projects. It employs a team of design engineers who perform on-site meetings and provide construction estimates. Mountain States Contracting develops railroad construction drawings and prepares railroad exhibits. The company also provides railroad construction material procurement services. It offers a variety of track maintenance services that include switch repairs, defective rail and tie replacement and surfacing. In addition, Mountain States Contracting provides construction services for rail spurs, unit train facilities, drill tracks and intermodal yards.