53 HVAC Repair Contractors in Stamford, CT

4.8 avg rating
4,256 total reviews6 offer 24/7 service
Need emergency service? 19 HVAC providers in Stamford offer 24/7 availability

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Top-Rated HVAC Repair Contractors in Stamford

#1

JNR Plumbing LLC

4.9(975 reviews)
Highly Rated

975 client reviews produce a 4.9-star average rating, with technicians Dario, David, and Parke mentioned by name across multiple five-star feedback entries.…

130 Lenox Ave STE 32, Stamford, CT 06906
#2

Air Solutions, Inc.

4.8(749 reviews)
24/7 Highly Rated

Across four featured reviews, three specifically name individual technicians (Calvin, Carlos) who handled urgent scenarios including mid-winter system failures…

430 Fairfield Ave, Stamford, CT 06902
#3

ENCON Heating and Air Conditioning

4.9(529 reviews)
Highly Rated

5 of 6 reviewers awarded 5 stars, with specific technicians named across positive feedback: Peter A, Joe, Mike, Adam, Brett, and Thomas each received…

All HVAC Repair Contractors (53 total)

SERVCON LLC.

5.0(241)
Highly Rated

All 241 reviewers award a perfect 5-star rating, with multiple customers specifically praising Anthony for…

52 Larkin St, Stamford, CT 06907

ENCON Heating and Air Conditioning

4.9(255)
24/7 Highly Rated

255reviews yield a 4.9-star average rating. Five-star reviews highlight same-day arrival and diagnostic…

31 Parker Ave, Stamford, CT 06906

EXTRAVE Heating & Cooling

5.0(212)
24/7 Highly Rated

Every one of EXTRAVE's 212 reviews carries a 5-star rating, an exceedingly rare achievement in the HVAC…

38 Hundley Ct, Stamford, CT 06902

Aquila Heating & Cooling, LLC

4.8(187)
Highly Rated

All five-star reviews attribute successful outcomes to specific technicians, with Lee appearing in three…

Green Mechanicals Heating & Cooling LLC

4.8(182)
24/7 Highly Rated

182 reviewers award Green Mechanicals a 4.8 average rating, with multiple five-star reviews specifically…

37 Highview Ave, Stamford, CT 06907

Around the Clock Air Conditioning & Heating, Inc.

5.0(98)

Six of six reviewers award five-star ratings, with four specifically naming technicians (Ilan, Eric, Austin,…

115 Colonial Rd, Stamford, CT 06906

Unified Home Solutions

5.0(85)

Eight reviewed homeowners awarded perfect 5-star ratings, with three specifically praising same-day emergency…

47 Larkin St #1, Stamford, CT 06907

Galaxy HVAC

5.0(67)

All seven visible reviews award 5 stars, with Chris named as the technician in each instance. Reviewers…

Temp Air Company

4.9(73)

All 73 reviewers award 5 stars, with multiple homeowners emphasizing the company's multi-decade relationship…

67 Southfield Ave, Stamford, CT 06902

Evolution Air, LLC

4.9(62)
24/7

62 reviewers average 4.9 stars, with multiple customers specifically mentioning same-day emergency response…

425 Fairfield Ave building 3, Stamford, CT 06902

S.D.R. Plumbing & Heating, Inc.

4.7(68)

Every reviewer awarded a perfect 5-star rating, with multiple clients specifically naming Steve Rozmus and…

33 Nurney St, Stamford, CT 06902

Schede Plumbing & Heating

4.5(82)

Four of five detailed reviewers specifically mention receiving same-day or weekend emergency response, with…

ADJ of Stamford Inc

4.7(50)

Forty-three of fifty reviewers award 5-star ratings, with recurring praise for same-day emergency response,…

60 Bonner St, Stamford, CT 06902

Thermocare

5.0(36)

All 36 reviews award 5 stars, with same-day or next-morning service mentioned explicitly by at least 3…

110 Lenox Ave, Stamford, CT 06906

JES Heating & Cooling, Inc

4.8(41)

All 41 reviewer ratings are 5 stars, with zero lower scores recorded. Four reviewers explicitly mention…

Abel Air Conditioning & Heating Systems

4.9(34)

All 34 reviews award 5 stars, with clients consistently citing Doug and Dain by name. Reviewers describe fair…

C&C Service

4.4(49)
24/7

Three homeowners awarded 5-star reviews, with two specifically praising heat pump installation expertise and…

72 Dyke Ln, Stamford, CT 06902

Tri Tech Mechanical LLC

4.8(35)

Every reviewer across thirty-five client testimonials awarded five stars, with multiple clients specifically…

47 W Main St, Stamford, CT 06902

Michael Morabito HVAC Service, LLC

4.9(28)

Twenty-eight reviews yield a 4.9-star average with zero ratings below 4 stars. Emergency same-day response…

Controlled Temperatures INC

4.9(23)

All eight reviewers awarded 5-star ratings, with three specifically mentioning competitive or fair pricing.…

29 Parker Ave, Stamford, CT 06906

New England Total Energy

5.0(17)

All 17 reviewers awarded 5 stars, with each testimonial naming specific technicians including Todd, Lloyd…

Dolce Heating & Cooling LLC

5.0(14)

All 14 reviews award 5 stars, with multiple clients specifically praising on-time arrival, same-day…

70 Archer Ln, Stamford, CT 06905

JSocci Plumbing and Heating

4.5(18)

Four of five detailed reviews specifically describe emergency same-day service, with three mentioning the…

40 Ken Ct, Stamford, CT 06905

Reliable Oil & Heat Co Inc

4.7(14)

Fourteen customers collectively award a 4.7-star average, with every reviewer awarding 5 stars. Emergency…

351 Courtland Ave, Stamford, CT 06906

BLM Refrigeration Heating & Air Conditioning

4.1(14)

All eight reviewers awarded 5-star ratings, with Louis, Chris, Lewis, and Luis each mentioned by name in…

PHS Mechanical, LLC

4.6(10)

All six reviewers assign 5-star ratings, with each mentioning Pat directly by name and highlighting his…

Thompson Heating &Air Conditiong

5.0(8)

Eight reviewers each awarded 5 stars, with multiple customers noting Randy Thompson responded within hours…

HVAC Repair Costs in Stamford

Typical heating and cooling repair costs in Stamford, 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 Stamford, CT: What to Expect

Stamford’s coastal setting on Long Island Sound mutes temperature extremes but still creates clear seasonal needs: summer humidity around 67% and midsummer highs near 85°F mean air conditioning sees heavy use, while January lows near 25°F keep heating systems active. With 51 contractors listed locally, an average rating of 4.1 across 4,295 reviews and seven offering 24/7 service, hvac-repair Stamford is a year-round concern for homeowners.

Concrete price brackets from topCostItems weren’t provided, so expect variability driven by system size, parts, and emergency call timing; routine repairs cost far less than major component replacements or refrigerant reclamation. Connecticut requires licensed professionals — the Heating, Cooling and Piping (HPC) Contractor License (Class 1 Master HPC) issued by the Department of Consumer Protection — so verify credentials and ask about warranties before authorizing work.

Customer highlights weren’t supplied, but review trends in the Stamford market emphasize prompt response, clear estimates, and technicians who address humidity as well as temperature. Complaints largely concern delays during peak seasons and unclear pricing, so prioritize contractors who provide written scopes, availability windows (important with only seven firms offering round-the-clock service), and references for similar coastal properties.

Frequently Asked Questions

HVAC repairs in Stamford 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.

All HVAC Contractors in Stamford, CT

Complete directory of 97 contractors — browse alphabetically

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