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HVAC in Kennesaw, GA

32listed
4.6average Google rating
2026-11-09last updated

Kennesaw has 32 HVAC contractors available, with a 4.6 average rating and 19,777 combined Google reviews. Estes Services (4.9, 1,462 reviews) and RGP Heating & Cooling Inc (4.6, 1,007 reviews) are among the highly-rated choices available here. About half of these contractors say they offer heating and air conditioning service, and many also handle heat pumps and maintenance plans for their clients. 13 say they offer emergency service, and 11 list financing to help with project costs or new system installations. You'll find contractors offering services from simple repairs to complete system replacements for your home. Call several contractors, get quotes and find one who matches your needs and schedule.

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HVAC in nearby cities

Top-rated HVAC contractors in Kennesaw

Estes Services

4.9 (1,462 Google reviews) · Kennesaw, GA 30144
AC repair & installationFurnace & heatingHeat pumpsDuctless mini-splits

ELM HVAC

4.7 (416 Google reviews) · Kennesaw, GA 30152
AC repair & installationFurnace & heatingMaintenance plansIndoor air quality

The Air Team LLC

5.0 (124 Google reviews) · Kennesaw, GA 30152
AC repair & installationFurnace & heatingHeat pumpsDuctless mini-splits

Showing the top 12. See the other 20 below.

All 20 more HVAC contractors in Kennesaw

Common questions

How do I know if the contractor is licensed?

All HVAC contractors in Georgia must hold a state license. You can verify their status anytime at verify: sos: ga: gov through the Secretary of State's system.

How many offer 24-hour service?

Emergency or 24-hour service is available from 13 of the 32 contractors, giving you options if your AC breaks down outside business hours.

Can I get financing for a new system?

Financing is available from 11 of the 32 contractors, which can make a new installation or major repair more manageable budget-wise.

Who handles building permits in Kennesaw?

It depends on where the home is. Cities such as Powder Springs and Acworth run their own building departments. For unincorporated Cobb County, Cobb County's Residential Permitting office handles residential permits at (770) 528-2060, and finish work like painting, tiling, cabinets and countertops doesn't need one. Check with your city or county before work starts.

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