General Info

Description: Gilliam's Heating & Cooling serves residential and commercial customers throughout Northeast Tennessee and Southwest Virginia Residents have trusted us since 1987 for our quality service on our HVAC, heating and air conditioning systems. We sell and install Trane equipment and service most other brands! 24 Hour Emergency Service All Technicians are NATE Certified Trane Comfort Specialist Financing Available on All New Installations Free Estimates on New Systems Family Owned and Operated TVA Quality Contractor Licenced, Bonded, and Insured HVAC Repair & Installation Summer got you steamy? Cold snap has you shivering? Relax. Gilliam's team of HVAC repair specialists is committed to your well-being. We'll have you comfortable in no time. Let HVAC experts inspect your home's heating and cooling systems to ensure they are performing as they should. Whether it's a minor HVAC system repair, new unit installation, or a major heating or AC emergency, Gilliam's Heating & Cooling has East Tennessee and Southwest Virginia covered! Call today to schedule an inspection or repair of your HVAC system, furnace, heat pump or air conditioning unit.