13 HVAC Repair Contractors in Carmel, IN

4.0 avg rating
8,305 total reviews10 offer 24/7 service
Need emergency service? 19 HVAC providers in Carmel offer 24/7 availability

Top-Rated HVAC Repair Contractors in Carmel

#1

Williams Comfort Air - Heating Cooling Plumbing Electrical

4.8(6,702 reviews)
24/7 Highly Rated

Nearly all 6,688 reviews award 5 stars, indicating strong overall satisfaction. Positive reviewers frequently mention specific technicians like Greg Smith,…

1033 3rd Ave SW Suite 205, Carmel, IN 46032
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#2

Jons Air

5.0(159 reviews)
24/7 Highly Rated

All seven sampled reviewers awarded 5-star ratings, with four specifically mentioning same-day or after-hours response capability. Three reviewers referenced…

160 W Carmel Dr suite 201, Carmel, IN 46032
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#3

Nardco Heating & Air Conditioning

4.9(172 reviews)
24/7 Highly Rated

Eight reviewers awarded 5 stars, with four explicitly mentioning same-day or emergency response during extreme weather. Technicians named across positive…

755 W Carmel Dr Ste b30, Carmel, IN 46032
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All HVAC Repair Contractors (13 total)

Mark Olis HVAC Repair & Service

5.0(120)
Highly Rated

All eight featured reviews award 5 stars, with three explicitly praising Mark's same-day response during…

484 E Carmel Dr, Carmel, IN 46032
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Edge Guys Heating & Cooling

4.9(97)
24/7

All eight readable reviews award five stars, with three explicitly mentioning same-day or next-day turnaround…

520 Industrial Dr Suite 130, Carmel, IN 46032
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Coleson Heating and Air

4.9(77)

Seventy-seven reviewers award an exceptional 4.9-star average, with every single review rated 5 stars.…

1106 Fairbanks Dr, Carmel, IN 46033
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Residential Warranty Services

3.1(929)
24/7

Among four detailed reviews, two cite HVAC-related claims (furnace carbon monoxide issue, A/C system…

698 Pro-Med Ln, Carmel, IN 46032
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All Pro Heating, Air and Plumbing

5.0(36)
24/7

Seven of eight reviewers award 5 stars, with multiple customers specifically naming Jody Whyde for friendly,…

600 E Carmel Dr Ste 266, Carmel, IN 46032
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HVACExpert Heating and Cooling

5.0(5)
24/7

All five client reviews award five stars, with recurring themes of same-day responsiveness, thorough…

10595 N Michigan Rd suite 488, Carmel, IN 46032
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ColdTrust Heating and Cooling

5.0(5)
24/7

All five reviews award 5 stars and mention same-day or next-day emergency response. Four reviewers…

14598 Lowes Wy #275, Carmel, IN 46033
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MasterFlow Heating and Air conditioning

5.0(3)
24/7

Five reviewers award 5 stars, with four mentioning same-day or emergency availability as a key factor in…

14598 Lowes Wy #275, Carmel, IN 46033
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TCS - Temp Control Services, Inc.

0.0

Twenty detailed reviews uniformly award 5 stars, with customers consistently highlighting same-day or rapid…

345 Ridge Pointe Dr, Carmel, IN 46032
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TruAir HVAC Repair Carmel

0.0
24/7
2001 E 151st St office 453, Carmel, IN 46033
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HVAC Repair Costs in Carmel

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

ServiceLowAverageHigh
Diagnostic / service call
$83$132$220
Thermostat replacement
$165$303$550
Blower motor replacement
$440$715$1,210
Heat exchanger replacement
$1,650$2,420$3,850
Ignitor replacement (gas furnace)
$165$275$440
Control board replacement
$330$605$990
Full system repair (major)
Multi-component failure
$550$1,320$3,300

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

HVAC Repair in Carmel, IN: What to Expect

Carmel sits in the Indianapolis metro, and residents face a demanding climate swing. Summer brings humid 85 F days that push cooling systems hard, but the real challenge is winter. Temperatures averaging 21 F from November through March mean heating systems run almost continuously for months on end. Five contractors serve Carmel with an impressive 4.9 average rating across nearly seven thousand reviews, and three of them offer around-the-clock availability.

Cost considerations are straightforward but demand attention. A diagnostic visit runs $83 to $220, thermostat replacement ranges $165 to $550, and a blower motor replacement , the core of forced-air heating , costs $440 to $1,210. Indiana does not require a statewide HVAC license, so contractors must meet local licensing requirements where they operate.

Customer feedback reveals distinct strengths across the field. Williams Comfort Air draws consistent praise with nearly 6,700 reviews averaging 4.8 stars, and patrons frequently cite emergency service responsiveness, including technician Greg Smith by name. Mark Olis earns marks for same-day response and fair pricing, with one reviewer noting a $4,000 savings compared to a competitor's estimate. Edge Guys receives recognition for swift same-day turnaround in extreme cold, with technicians Eric and Doug mentioned by name in multiple five-star reviews.

Frequently Asked Questions

HVAC repairs in Carmel range from $83-$3,850 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.