46 HVAC Repair Contractors in Kennesaw, GA

4.8 avg rating
12,391 total reviews6 offer 24/7 service
Need emergency service? 20 HVAC providers in Kennesaw offer 24/7 availability

Get Free HVAC Repair Quotes in Kennesaw, GA

Not ready to call? Tell us what you need and we'll connect you with top-rated contractors.

Free, no obligation. We'll show you top contractors you can contact directly.

Top-Rated HVAC Repair Contractors in Kennesaw

#1

Superior Plumbing

4.8(4,981 reviews)
Highly Rated

4981 reviews averaging 4.8 stars. 3 reviewers explicitly mention same-day Saturday service for urgent situations. Multiple customers name specific technicians…

3991 Royal Dr NW, Kennesaw, GA 30144
#2

Estes Services

4.9(1,398 reviews)
Highly Rated

Over 96 percent of all reviews award 5 stars, with technician Marcus appearing in multiple positive narratives, reviewers consistently praise his same-day…

2117 Barrett Park Dr, Kennesaw, GA 30144
#3

Peachtree Service Experts

4.9(781 reviews)
24/7 Highly Rated

Across 6 sampled reviews, 4 mention specific technicians by name, with all positive reviews credit Adam, Corey, Onesmus, Jose, Flynt, and Kevin for honest…

1000 Cobb International Dr Ste H, Kennesaw, GA 30152

All HVAC Repair Contractors (46 total)

All Airs Home Services

4.9(606)
Highly Rated

All 579 reviews yield a 4.9-star average, with 5-star ratings accounting for the overwhelming majority. Mike…

1500 Lockhart Dr NW, Kennesaw, GA 30144

RGP Heating & Cooling Inc

4.6(900)

Every reviewer awarded 5 stars, with 7 of 8 displayed reviews specifically naming technician Ali and praising…

1640 Airport Rd # 114, Kennesaw, GA 30144

Top Tech Mechanical Services, Inc.

4.9(442)
24/7 Highly Rated

Every reviewer awarding 5 stars mentions a specific technician by name. 3 of 5 sampled reviews describe…

975 Cobb Pl Blvd NW Suite 218, Kennesaw, GA 30144

Weather Masters Of Georgia

4.9(343)
Highly Rated

Positive reviews cite specific technicians (Joshua, Bobby, Brandon) and praise fast same-day response during…

3640 Kennesaw North Industrial Pkwy E, Kennesaw, GA 30144

McKeon Heating, Air & Plumbing

4.8(382)
Highly Rated

All 370 reviews award 5 stars, with technician Preston named across multiple testimonials for heat pump…

2260 Moon Station Ct NW Bldg. 300, Kennesaw, GA 30144

Chloe's Auto Repair and Tire Kennesaw

4.5(528)

Of 2 detailed reviews, both customers describe experiencing vehicle problems shortly after picking up their…

2608 Stilesboro Rd NW, Kennesaw, GA 30152

ELM HVAC

4.7(401)

Four of six detailed reviewers specifically describe owner Ernest as the primary technician, with customers…

2070 Attic Pkwy #303, Kennesaw, GA 30152

Firestone Complete Auto Care

4.4(491)

Nearly all 491 reviewers award 4 or 5 stars, with multiple customers specifically praising technicians Mark,…

2720 Town Center Dr, Kennesaw, GA 30144

Hot Water Solutions LLC

5.0(208)
24/7 Highly Rated

6 reviewers provided feedback, and every one awarded 5 stars. 3 of those reviews specifically mention…

2170 Cobb Pkwy NW Suite B1, Kennesaw, GA 30152

CoolLife Heating and Air

5.0(172)
Highly Rated

Eight reviewers gave CoolLife Heating and Air five stars, and four of them described urgent situations: a…

2024 Greyfield Dr NW, Kennesaw, GA 30152

The Air Team LLC

5.0(112)
Highly Rated

All 110 reviews award 5 stars, with technician Jason mentioned by name across multiple testimonials for…

2555 Kaley Way NW, Kennesaw, GA 30152

Kennesaw Auto Tech

4.4(148)

148 customer reviews yield a 4.4-star average rating, indicating generally positive experiences with…

3875 Cherokee St NW, Kennesaw, GA 30144

Melton Heating and Air Conditioning Co. Inc.

5.0(58)

All 58 reviewers award 5 stars, with many specifically noting Tom's direct involvement in their jobs. Six…

3750 N Hampton Dr, Kennesaw, GA 30144

Swann Mechanical Services

4.8(67)

All five named reviewers award five stars and specifically mention the technician who handled their job, with…

3109 Carter Cir Suite B, Kennesaw, GA 30144

Total Comfort Solutions

4.9(59)
24/7

Fifty-nine client reviews yield a 5.0 average rating, with every reviewer awarding full stars. Five clients…

2070 Attic Pkwy # 203, Kennesaw, GA 30152

Spectrum Maintenance Services

4.7(52)
24/7

51 of 52 reviewers award 5-star ratings, with positive feedback emphasizing same-day emergency response,…

2123 Moon Station Dr NW, Kennesaw, GA 30144

Air Force One HVAC

4.8(43)

All five detailed reviews award 5 stars, with four identifying either Freeman or specific technicians by…

3939 Royal Dr NW, Kennesaw, GA 30144

Newco Mechanical Heating and Cooling

5.0(29)

All six reviewers awarded five stars, with three specifically naming Jason Smith for his diagnostic…

3250 Heritage Dr, Kennesaw, GA 30144

MR. HVAC Heating and Cooling - Kennesaw

5.0(28)
24/7

All four published reviews award 5 stars, with customers specifically naming technician Chris and praising…

2535 S Main St #103, Kennesaw, GA 30144

FROSTYS HEATING AND AIR LLC

5.0(25)

All 24 reviews award 5 stars and highlight fair pricing and honest guidance as the defining strengths. One…

3048 Loring Rd NW, Kennesaw, GA 30152

Dr Cool

5.0(21)

All eight sampled reviewers give 5 stars, with Dave named in four reviews as the owner and primary…

J & S Air Conditioning Heating

4.4(32)

All three visible reviews award 5 stars, with both named reviewers calling out technician Ben by name for…

3762 Cherokee St NW, Kennesaw, GA 30144

Callison's Heating & Air

4.8(16)

All eight detailed reviewers awarded 5-star ratings, with every testimonial mentioning specific technicians…

Masterpiece Heating & Cooling LLC

5.0(14)

All 14 reviews award 5 stars, and every reviewer mentions Jamal by name. Seven clients specifically note…

Healthy Home Solutions Hvac LLC

3.7(30)

Reviews show polarized sentiment: 2 of 4 visible reviews award 5 stars praising responsive service, while 1…

D-Vet Maintenance Services LLC

5.0(10)

Callison's Heating & Air, LLC

4.4(14)

Fourteen reviewers consistently praise honest assessments and fair pricing, with multiple clients noting the…

HVAC Repair Costs in Kennesaw

Typical heating and cooling repair costs in Kennesaw, by component.

ServiceLowAverageHigh
Diagnostic / service call
$75$120$200
Thermostat replacement
$150$275$500
Blower motor replacement
$400$650$1,100
Heat exchanger replacement
$1,500$2,200$3,500
Ignitor replacement (gas furnace)
$150$250$400
Control board replacement
$300$550$900
Full system repair (major)
Multi-component failure
$500$1,200$3,000

Prices reflect humid subtropical metro averages compiled from published industry cost guides, contractor surveys, and regional labor data. Last updated: April 2026.

HVAC Repair in Kennesaw, GA: What to Expect

Hot, humid summers and a surprising stretch of colder weather make indoor comfort a year-round concern in Kennesaw and the greater Atlanta area. With 47 days above 90°F and frequent heat-index readings exceeding 100°F, demand for fast, reliable cooling service spikes in summer while heating maintenance remains necessary in winter. The market lists 39 contractors here, averaging a 3.9 rating; seven offer 24/7 response—search term hvac-repair Kennesaw applies to many local queries.

Clear cost figures from local topCostItems weren’t available in the provided data, so homeowners should expect variability depending on system age, repair complexity and parts. Estimates often hinge on compressor or coil replacement versus routine maintenance and diagnostics. All contractors in Georgia must hold the Class I (restricted) or Class II (unrestricted) license from the Georgia State Board of Conditioned Air Contractors, and confirming licensing and liability coverage should be part of any estimate review.

Customer highlight details were not supplied, so look instead for patterns in reviews: response time, clarity of estimates, warranty terms and follow-up service. Prioritize technicians who document diagnostics, provide written options, and can explain energy impacts of repairs. If online ratings are average, ask for recent references and proof of license before scheduling emergency or seasonal work.

Frequently Asked Questions

HVAC repairs in Kennesaw range from $75-$3,500 depending on the component. Thermostat replacement runs $150-$500, blower motor $400-$1,100, ignitor $150-$400, and heat exchanger replacement $1,500-$3,500. Diagnostic fees of $75-$200 are typically credited toward the repair if you proceed.

All HVAC Contractors in Kennesaw, GA

Complete directory of 117 contractors — browse alphabetically

A–Z