Polk Mechanical Company is a Texas-based mechanical and industrial contractor that offers a full line of mechanical, industrial and facility services. The company is headquartered in Grand Prairie, Texas. It offers a wide range of mechanical services, including piping, plumbing systems, mechanical insulation, new construction and renovation, and design and build services. The company also provides a full line of industrial services, such as process piping, equipment setting and erection, shut-downs, plant moves, additions and retrofits, project and orbital welding services. Polk Mechanical Company additionally offers a variety of facility services that include full and preventive maintenance programs, emergency services, hydro-jet cleaning, heating, ventilation and air-conditioning service and backflow certifications.