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Emergency HVAC Contractors in Westport, CT (2026)

Top 50 of 662 HVAC contractors, in emergency orderUpdated 0 paid placements in this rankingHow we rank

25 of the 50 HVAC contractors on this list post 24/7 hours. 24/7 businesses come first, then same-day, each ranked by CR Score with availability weighted higher.

If you smell gas, leave the building now and call your gas utility or 911 from outside.

The short answer

  1. 1

    #1 for emergency heating and cooling in Westport: Aire Serv of Southwest Connecticut, open 24/7.

Rankings can't be bought. Contractors can't pay to change their rank or score. How we rank

Top emergency HVAC contractors in Westport at a glance

Top emergency HVAC contractors in Westport at a glance
RankBusinessCR ScoreGoogle ratingBased inHours
1Aire Serv of Southwest Connecticut644.8★ (565)Ansonia, 5 mi away24/7
2Celco Heating & Air Conditioning634.7★ (861)Bridgeport, 11 mi away24/7
3Servco Oil & Propane635.0★ (133)Darien, 3 mi away24/7
4Air Solutions, Inc.634.8★ (718)Stamford, 12 mi away24/7
5ENCON Heating and Air Conditioning624.9★ (529)Bridgeport, 12 mi away24/7
6Climate Care, LLC624.6★ (171)Norwalk, 2 mi away24/7
7HL Bowman Inc Plumbing Heating & AC624.7★ (1,151)Milford, 16 mi away24/7
8Tyler Heating, Air Conditioning, Refrigeration LLC624.7★ (570)Stratford, 11 mi away24/7
9EXTRAVE Heating & Cooling625.0★ (209)Stamford, 10 mi away24/7
10Levco Oil & Propane624.7★ (590)Trumbull, 13 mi away24/7

Call an emergency HVAC contractor in Westport now

24/7 hours mean the business says its phone is answered around the clock. Arrival time depends on where the crew is. Ask for an arrival window when you call.

The 50 emergency HVAC contractors in Westport, ranked

24/7 first, then same-day service, then the rest. Each group is in CR Score order on emergency weights. The full ranking of all 662 is on the HVAC contractors page.

Scores below: based on 8 of 10 factors; credentials and recency not yet collected. Hatched segments mark factors we don't have yet.

  4. #4 Air Solutions, Inc.

    Based in Stamford, 12 mi away

    63/100CR Score

    Ranked #4 because of its Google rating and trade focus: 4.8★ from 718 Google reviews, listed on Google as “HVAC contractor”.

    • 4.8★ from 718 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    430 Fairfield Ave, Stamford, CT 06902
    View profile for Air Solutions, Inc.(203) 357-8853

  6. #6 Climate Care, LLC

    Based in Norwalk, 2 mi away

    62/100CR Score

    Ranked #6 because of its Google rating and trade focus: 4.6★ from 171 Google reviews, listed on Google as “HVAC contractor”.

    • 4.6★ from 171 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    318 Strawberry Hill Ave, Norwalk, CT 06851
    View profile for Climate Care, LLC(203) 354-2020

  10. #10 Levco Oil & Propane

    Based in Trumbull, 13 mi away

    62/100CR Score

    Ranked #10 because of its Google rating and trade focus: 4.7★ from 590 Google reviews, listed on Google as “HVAC contractor”.

    • 4.7★ from 590 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    55 Merritt Blvd, Trumbull, CT 06611
    View profile for Levco Oil & Propane(203) 533-8249

  13. #13 Edgerton, Inc.

    Based in Bethel, 15 mi away

    62/100CR Score

    Ranked #13 because of its Google rating and trade focus: 4.8★ from 555 Google reviews, listed on Google as “HVAC contractor”.

    • 4.8★ from 555 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    786 Main St, Monroe, CT 06468
    View profile for Edgerton, Inc.(203) 268-6279

  18. #18 Robison

    Based in Port Chester, 19 mi away

    61/100CR Score

    Ranked #18 because of its Google rating and trade focus: 4.5★ from 1,257 Google reviews, listed on Google as “HVAC contractor”.

    • 4.5★ from 1,257 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    One Gateway Plaza 4th floor, Port Chester, NY 10573
    View profile for Robison(914) 345-5700

Top 50 of 662 HVAC contractors by emergency score

#1 to #25 are shown in full above. Here are #26 to #50, in CR Score order; each links to its profile.

HVAC contractors in Westport, ranks 26 to 50
RankBusinessCR ScoreGoogle ratingDistance
26Candito Plumbing and HVAC, LLC604.9★ (50)7 mi
27Brothers Fix It604.7★ (30)2 mi
28HVAC Specialist Inc604.9★ (549)23 mi
29Aire Serv of Shelton604.8★ (347)20 mi
30US Air Conditioning & Heating604.8★ (582)23 mi
31Bertola Plumbing & Heating595.0★ (570)11 mi
32Royal Comfort594.9★ (199)18 mi
33Hands On Heating Inc.594.9★ (59)11 mi
34Active Air LLC595.0★ (44)10 mi
35Maselli Contracting & HVAC LLC594.9★ (306)23 mi
36Evolution Air, LLC594.9★ (60)13 mi
37Master Plumbing Heating Cooling594.5★ (398)20 mi
38Ward Heating and Cooling LLC595.0★ (240)23 mi
39Giuliani Air Conditioning & Heating595.0★ (83)17 mi
40T&H Mechanical Systems594.4★ (18)4 mi
41Sunray Services - Air Conditioning and Heating584.5★ (494)23 mi
42County Comfort Services584.7★ (420)25 mi
43E & J Comfort Systems LLC585.0★ (42)13 mi
44A1 Heating and Air Conditioning584.9★ (125)21 mi
45American Heating & AC585.0★ (6)2 mi
46SolvIt Home Services584.5★ (42)11 mi
47Hydro Mechanical, LLC584.9★ (13)7 mi
48C&C Service584.4★ (45)12 mi
49Imperial Plumbing & Heating584.9★ (81)19 mi
50A.E. Olsen Co., Inc. Service America574.8★ (170)25 mi

How we ranked emergency HVAC contractors in Westport

Emergency lists move 10 points of the CR Score from reputation to availability: 15% and 15%. Availability credits 24/7 hours, same-day service, weekend hours and weekly open hours. 24/7 HVAC contractors are listed first, then same-day, then the rest; ranks follow that order. Paid placement never changes a rank.

Paid placement never changes a rank or score. Featured businesses are paid, labelled, limited to 3 and shown above the ranking, outside it.

Read the full method: formula, sources and exclusions

CR Score factors and weights
FactorWeightComputed from
Reputation15%Google star rating, adjusted for how many reviews back it
Credentials15%Active state license, bond and workers’ comp on file
Review volume10%Number of Google reviews, compared with the most-reviewed business on the list
Recency5%Share of reviews from the last 12 months
Availability15%Weekly open hours, Saturday, Sunday, 24/7 or same-day
Trade focus10%How clearly the business does this trade (its Google category and name)
Proximity5%Based in the city scores highest, less the farther away it is
Claimed profile10%The business has claimed its ContractorsRanked profile (free or paid earn the same)
Partnered5%The business links to ContractorsRanked from its own website with our badge, checked periodically
ContractorsRanked reviews10%Verified customer reviews collected by ContractorsRanked: their rating and how many there are

Emergency HVAC contractors in Westport: questions

Which HVAC contractors in Westport are open 24/7?

25 on this list post 24/7 hours, including Aire Serv of Southwest Connecticut, Celco Heating & Air Conditioning, Servco Oil & Propane, Air Solutions, Inc. and ENCON Heating and Air Conditioning.

Who is ranked #1 for emergency heating and cooling in Westport, CT?

Aire Serv of Southwest Connecticut is #1, with a CR Score of 64 out of 100 on emergency weights.

How are emergency HVAC contractors in Westport ranked?

Emergency lists move 10 points of the CR Score from reputation to availability: 15% and 15%. Availability credits 24/7 hours, same-day service, weekend hours and weekly open hours. 24/7 HVAC contractors are listed first, then same-day, then the rest; ranks follow that order. Paid placement never changes a rank.

What should I do before the HVAC contractor arrives?

If you smell gas, leave the building now and call your gas utility or 911 from outside.

How many emergency HVAC contractors here list a phone number?

25 of the 25 businesses ranked in full list a phone number. Tap Call to dial it.

Update log for Westport

  1. October 2026: CR Scores recalculated for 662 hvac contractors serving Westport.
  2. October 2026: 3 duplicate listings merged.

More emergency and heating and cooling pages