540 HVAC Repair Contractors in Baltimore, MD

4.9 avg rating
22,825 total reviews4 offer 24/7 service
Need emergency service? 42 HVAC providers in Baltimore offer 24/7 availability

Top-Rated HVAC Repair Contractors in Baltimore

#1

KPK Enterprise Heating and Cooling

4.9(356 reviews)
Highly Rated

353 reviews yield a 4.9 average, with every star-rated reviewer recommending the company. Repeat terms include thorough explanations, fair pricing, and…

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#2

Paramount Heating & Air Conditioning LLC

5.0(237 reviews)
Highly Rated

Two hundred thirty-seven reviews yield a perfect 5.0 average, with multiple five-star ratings specifically naming technicians Tyler, Allan, and Alan for their…

4 Nashua Ct Bay 16, Baltimore, MD 21221
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#3

Michael & Son Services

4.7(8,629 reviews)
24/7

Eight thousand four hundred twenty-six reviews produce a 4.7-star average, with multiple five-star ratings specifically naming Jesse James for water heater…

6420 Erdman Ave, Baltimore, MD 21205
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All HVAC Repair Contractors (540 total)

Amazing Plumbing, Heating & Air

4.8(2,268)
Highly Rated

Every one of twelve sampled reviews carries a 5-star rating, with three technicians named repeatedly: Brett…

2630 Georgetown Rd, Baltimore, MD 21230
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Saffer Total Home: Plumbing, Heating & Electrical

4.8(1,892)
Highly Rated

Overwhelmingly positive sentiment: 1,785 of 1,788 reviews award 5 stars, with technicians Gary, Steve, and…

4247 Harford Rd, Baltimore, MD 21214
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Complete Climate Services LLC

5.0(948)
24/7 Highly Rated

Five-star ratings dominate the client feedback, with every reviewer recommending the company to others.…

204 S Chapel St, Baltimore, MD 21231
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Thomas D. Stern Air Experts Inc.

5.0(749)
Highly Rated

All 716 reviews award 5 stars, with customers specifically naming technicians Jason, Christian, and Darren…

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H & B Plumbing & Heating Inc

4.9(656)
Highly Rated

Six of seven detailed reviews mention rapid response or same-day service, with multiple reviewers…

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At Your Service Heating and Cooling LLC

4.6(848)
24/7

Eight hundred forty-one reviews produce a 4.6-star average, with five-star ratings dominating the feedback.…

6801 Eastern Ave # 209, Baltimore, MD 21224
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Alpha Heating & Air Conditioning, LLC

4.9(486)
Highly Rated

All six reviewers award five stars and mention service same day or next day. Steve and Nick are named by…

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Pure Air HVAC

5.0(424)
Highly Rated

Across 386 five-star reviews, most homeowners who mention a technician by name call out Frank Esposito,…

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Sweet Spot Home Services

5.0(379)
Highly Rated

All 379 reviews award 5 stars, with multiple reviewers specifically praising same-day service during extreme…

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Making Air Right

4.9(375)
Highly Rated

All reviewers awarded 5-star ratings, with 3 mentioning specific technicians by name. Several reviewers…

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GK Mechanical, LLC

4.9(371)
Highly Rated

Five sampled reviews yield a mixed picture: three five-star reviews praise technician Alan's persistence in…

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Aire Serv of Bel Air

4.9(327)
Highly Rated

All 316 reviews skew overwhelmingly positive, with technicians Jason, Justin, Will, Casey, and Tyler each…

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S&L Air Conditioning & Heating

4.9(324)
Highly Rated

Five reviewers give explicit praise for same-day service response times. Three mentions of reasonable or…

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A-C AIR CARE LLC

4.9(318)
Highly Rated

Of the seven publicly visible reviews, every reviewer awarded 5 stars and every one named a specific…

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One Hour Air Conditioning & Heating®

4.8(356)
Highly Rated

Positive reviews consistently cite technician communication skills, with customers noting detailed…

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One Hour Air Conditioning & Heating®

4.8(319)
Highly Rated

309 reviews averaging 4.8 stars reveal a pattern: technicians consistently explain repair options without…

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Mahon Plumbing

4.9(276)
24/7 Highly Rated

Every reviewer awarded 5 stars, with technicians Shane, Patrick, Holden, and Nelson named for their knowledge…

6824 Fort Smallwood Rd Ste. A, Baltimore, MD 21226
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GW Air Service

4.9(275)
Highly Rated

Of three detailed reviews, two award five stars citing swift emergency response and effective repairs, while…

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Comfort Plus Services

4.9(272)
Highly Rated

All eight reviewers awarded five stars, with four explicitly mentioning same-day or emergency service…

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Stark Mechanical llc

4.9(221)
Highly Rated

Five reviewers specifically mention prompt arrival times within promised windows, with one describing a…

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Urbana HVAC

5.0(196)
Highly Rated

All 195 reviews carry five stars, with reviewers collectively praising same-day response times, transparent…

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Garrison HVAC & Gas Fireplace Services

4.9(218)
Highly Rated

Every reviewer awarded 5 stars, with technicians Carlton and Chuck named across most recent feedback.…

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BTR HVAC SERVICES

5.0(193)
Highly Rated

Every reviewer awarded 5 stars, with all customers specifically praising technician Bud for his…

One Hour Air Conditioning & Heating®

4.8(238)
Highly Rated

Of 228 reviews, the overwhelming majority award 5 stars with particular praise for technicians who explain…

3702 Yosemite Ave, Baltimore, MD 21215
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Trinity Pro Services

4.7(263)

261 reviews yield a 4.7 average rating, with 7 of 8 sampled reviewers awarding 5 stars. Positive feedback…

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USA HVAC Services

5.0(186)
Highly Rated

180 reviewers all award five stars, with technicians named in over two dozen reviews, Jason appears most…

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One Hour Air Conditioning & Heating®

4.8(225)
Highly Rated

Seven of eight sampled reviewers award five stars, praising specific technicians by name for same day…

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HVAC Repair Costs in Baltimore

Typical heating and cooling repair costs in Baltimore, 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 Baltimore, MD: What to Expect

Baltimore's climate keeps heating and cooling systems working year-round. Summer brings hot, humid conditions with temperatures reaching 88 F, while winter freezes over the Chesapeake Bay region at an average of 27 F. Coastal humidity adds latent cooling loads during summer months, and freezing winters put relentless pressure on heating equipment. Homeowners seeking HVAC Repair in Baltimore can choose from 506 contractors with an average rating of 3.9 across more than 32,000 customer reviews.

Service costs follow predictable ranges across common repairs. A diagnostic or service call typically runs $75-$200, while thermostat replacement costs $150-$500. Blower motor replacement, one of the more substantial repairs, ranges from $400-$1100. These figures reflect the complexity of each job and the parts required. In Maryland, contractors must hold a Master HVACR License from the Maryland Department of Labor, requiring a Journeyman credential achieved through a 4-year apprenticeship followed by 5 years of licensed experience before one can operate independently.

Customer feedback reveals clear patterns in service quality. Michael & Son Services maintains a 4.7-star average across more than 8,400 reviews, with technicians like Jesse James earning recognition for water heater work and Mike Coleman for handling emergency gas line calls. Amazing Plumbing, Heating & Air boasts a 4.8 rating, with Brett Schafer noted for his non-communicative consultations and Derrick for warranty compressor repairs. Saffer Total Home achieves near-perfect satisfaction at 4.8 stars across 1,788 reviews, with technicians Gary, Steve, and Scott frequently mentioned for their communication and punctuality.

Frequently Asked Questions

HVAC repairs in Baltimore 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 Baltimore, MD

Complete directory of 813 contractors — browse alphabetically

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