Same-day service available

Trusted HVAC services in the Tri-Cities

Affordable prices, quality installations, & reliable service. Serving Kingsport, Johnson City & Bristol since 1999.

Call for a FREE replacement estimate!

4.9 · 130+ Google reviewsTrane Comfort Specialist

Licensed in TN & VA

Fully licensed & insured

27+Years

Factory-certified on the brands you trust

TraneRuudMitsubishiDaikinBBB Accredited

What We Do

Our Services

Cooling, heating, and air quality solutions for every home in the Tri-Cities.

Our specialty

Geothermal

Geothermal System installation, geothermal repair, loop field work, system upgrades, and maintenance. Pull steady, efficient comfort from the ground.

Book now!Certified Geothermal

Cooling
AC repair, installation, maintenance, heat pumps & emergency service.

Heating
Furnace repair & install, heating maintenance, boiler service & emergency heat.

Ductless / Mini-Split Installation, repair, multi-zone systems & free ductless estimates.

Indoor Air Quality
Air purifiers & UV lights, humidifiers, duct cleaning & whole-home filtration.

Ventilation
Duct design & sealing, exhaust fans, ERV / HRV systems & air circulation.

Why ATC

Why choose ATC
Cooling & Heating

We’ve built our reputation on honest pricing, expert technicians, and service that lasts.

27+ years of expertise
Family-owned since 1999. Three generations of Tri-Cities homeowners have trusted ATC.

Multi-brand certified dealer
Factory-level expertise — your equipment serviced exactly as the manufacturer intended.

Same-day service
Call before noon on weekdays and we’ll typically have a tech at your door the same or next day!

Licensed in TN & VA
Fully licensed and insured in both Tennessee and Virginia.

Where We Work

Areas we service

Tri-Cities, Tennessee & Southwest Virginia

Bristol Gate City Johnson City Kingsport

Serving the Tri-Cities & Southwest Virginia

Same-day HVAC service from our Kingsport home base across the Tri-Cities and into Southwest Virginia — from a quick AC repair to a full geothermal install, we're minutes away.

Same-day appointments

24/7 emergency line

Book service

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What Neighbors Say

Excellent — rated 4.9 on Google

4.9 · 130+ Google reviews

“Had them install a geothermal system. Energy bills dropped by 60%. ATC’s team was professional from start to finish.”

James T.
Johnson City, TN · 1 month ago

“ATC has been our go-to HVAC company for 10+ years. Always on time, honest pricing, and excellent work. Highly recommend!”

Sarah M. · Kingsport, TN · 2 weeks ago

“Called at 8am on the hottest day of the year — tech at my house by noon. Fixed in an hour. Same-day service is real with these guys.”

Linda K. · Bristol, TN · 2 months ago

“Technician explained everything clearly and had my furnace running again the same afternoon. Fair price for great service.”

Robert B. · Elizabethton, TN · 3 months ago

Financing options available

Don’t let cost stand between you and reliable home comfort. ATC partners with GreenSky to offer flexible financing plans — low monthly payments on new systems, major repairs, and geothermal installations.

ATC Comfort Club maintenance plans

Annual maintenance plans that keep your system running at peak efficiency. Priority scheduling, discounted repairs, and two tune-ups per year — heating & cooling both covered.

From our channel

HVAC tips from Nathan: HVAC Explained

Ready to get comfortable?

Affordable prices, quality installations & reliable service. Same-day service available — book now or give us a call.