5 Emergency HVAC Contractors in Greenwich, CT

4.6 avg rating
290 total reviews4 offer 24/7 service

Top-Rated Emergency HVAC Contractors in Greenwich

#1

Giuliani Air Conditioning & Heating

5.0(100 reviews)
24/7 Highly Rated

84 reviewers award perfect 5-star scores, with Jack Giudice named directly in three detailed accounts covering thermostat installation, compressor replacement,…

19 Edgewood Dr, Greenwich, CT 06831
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#2

Westmore Fuel

4.7(111 reviews)

All five detailed reviews award 5 stars, with technicians Michael and Mario mentioned by name in each. Four reviewers describe emergency or urgent situations,…

86 N Water St, Greenwich, CT 06830
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#3

First String Plumbing, Heating & Cooling

5.0(44 reviews)
24/7

All 5 reviewers award 5 stars, with 3 explicitly mentioning same-day or 24-hour emergency response. Two reviewers note Nick and John provided post-installation…

5 Brook Dr, Greenwich, CT 06830
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All Emergency HVAC Contractors (5 total)

A-1 Greenwich Plumbing & Heating

3.8(22)
24/7

Of 5 detailed reviews, 2 award 5 stars citing professional conduct and fair pricing, while 3 assign 1 star…

522 E Putnam Ave, Greenwich, CT 06830
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Greenwich Heating & Cooling, LLC

4.4(13)
24/7

7 of 8 reviewers award 5 stars, with customers specifically praising same-day service during extreme weather,…

25 Almira Dr, Greenwich, CT 06831
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Emergency HVAC Costs in Greenwich

After-hours, weekend, and holiday HVAC service pricing in Greenwich. Rates are typically 1.5-2x standard.

ServiceLowAverageHigh
After-hours service call (weekday night)
Base fee before labor
$165$220$330
Weekend service call
$193$248$358
Holiday / major holiday call
$248$330$495
Emergency labor (hourly)
1.5-2x standard hourly rate
$176$226$275
Emergency repair total (typical)
Repair + after-hours surcharge
$330$770$1,320
Emergency repair (major)
Compressor, heat exchanger failures
$1,320$2,420$3,850

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

Emergency HVAC in Greenwich, CT: What to Expect

Living along Long Island Sound gives Greenwich a climate that keeps HVAC systems working year-round. Summer humidity pushes past sixty percent, forcing cooling equipment to run nearly constantly from June through September. winters are gentler than those experienced inland, but temperatures still drop low enough from November through March to make reliable heating essential. Five contractors serve this community, collectively earning a 4.6 average rating across more than two hundred fifty client reviews, and most maintain twenty-four hour availability for genuine emergencies. This combination of seasonal extremes and continuous system demand makes fast, knowledgeable service calls valuable when equipment fails unexpectedly.

In Connecticut, the state requires heating and cooling contractors to hold a Class 1 Heating, Cooling and Piping license from the Department of Consumer Protection before performing any emergency repairs. Cost transparency varies across providers, though some listing detailed pricing for common service calls helps homeowners understand what typical emergency visits involve. Homeowners benefit from requesting firm quotes before work begins while also verifying contractor licensure status through the state database.

Reviewer feedback points to several patterns worth noting. Multiple reviewers describe technicians arriving within hours of the initial call, and several mention clear communication about what repairs were needed before work started. Others valued receiving honest assessments about whether repair or replacement made better financial sense for their particular situation. A few clients noted that technicians took time to explain system operation and suggested maintenance approaches that reduced the likelihood of future failures. These mentions suggest competence matters less without accompanying transparency and willingness to help clients understand their systems.

Frequently Asked Questions

Emergency HVAC in Greenwich adds a premium of $100-$300 to the standard service call fee, with labor billed at 1.5-2x normal rates. After-hours weekday calls typically run $150-$300 before repairs, weekends $175-$325, and holidays $225-$450. Total emergency repair costs usually land between $300-$1,200.