Williamson's Heating & Cooling

Excel Mechanical, Inc. is a leading HVAC and Plumbing company based in Tucson, AZ, with over three decades of experience in the industry. Established in 1986 by CEO Jim Zarling, the company offers a wide range of services for both commercial and residential properties, specializing in new construction, retrofitting, and replacements for various establishments such as hospitals, schools, businesses, and homes. With a vision to become Southern Arizona's top choice for Heating, Air Conditioning, Plumbing, and more, Excel Mechanical, Inc. is committed to providing quality sales, service, and installation. Their highly trained technicians and modern technologies ensure long-lasting relationships with the commercial and residential communities, while upholding values of quality, respect, ethics, and community involvement.Generated from the website

Established in 1942, Chas Roberts Air Conditioning offers a variety of residential heating, ventilating and air conditioning equipment. The company operates a service department that has Puron-certified technicians. Its manufacturers include Carrier, Goodman, Honeywell, Bryant, York and Trane. Its products include air conditioners, thermostats, air filters, heaters, humidifiers, heat pumps, ventilators, coils, zoning systems and piping components. It offers electrical components, including fuses, contactors, capacitors, defrost controls, gas valves, fan motors, compressors and furnace circuit boards. It also provides agreements and extended warranty packages. Chas Roberts Air Conditioning operates various branches in Tucson, Ariz., and Phoenix.