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Emergency HVAC Contractors in Plainfield, CT (2026)

Top 50 of 251 HVAC contractors, in emergency orderUpdated 0 paid placements in this rankingHow we rank

24 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 Plainfield: CNM Heating Cooling Piping LLC, 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 Plainfield at a glance

Top emergency HVAC contractors in Plainfield at a glance
RankBusinessCR ScoreGoogle ratingBased inHours
1CNM Heating Cooling Piping LLC605.0★ (186)Storrs, 17 mi away24/7
2E. M. Gas Services LLC595.0★ (12)Plainfield24/7
3DTS Oil & Gas Service & Solutions LLC595.0★ (150)Hebron, 19 mi away24/7
4Air Pro Services LLC594.6★ (9)Plainfield24/7
5STAK'D Mechanical594.6★ (9)Plainfield24/7
6Emergency Response Plumbing, Heating and Air Conditioning594.8★ (259)Warwick, 24 mi away24/7
7AirTemp HVAC595.0★ (106)Johnston, 20 mi away24/7
8Kneeland heating & Cooling LLC584.6★ (169)Groton, 19 mi away24/7
9HVAC Restorations LLC.585.0★ (33)Norwich, 14 mi away24/7
10Corbett HVAC Services LLC574.4★ (80)Willimantic, 16 mi away24/7

Call an emergency HVAC contractor in Plainfield 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 Plainfield, 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 251 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.

  7. #7 AirTemp HVAC

    Based in Johnston, 20 mi away

    59/100CR Score

    Ranked #7 because of its Google rating and trade focus: 5.0★ from 106 Google reviews, listed on Google as “HVAC contractor”.

    • 5.0★ from 106 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    View profile for AirTemp HVAC(401) 219-9715

  14. #14 Heru hvac

    Based in Attleboro, 23 mi away

    56/100CR Score

    Ranked #14 because of its Google rating and trade focus: 4.9★ from 41 Google reviews, listed on Google as “HVAC contractor”.

    • 4.9★ from 41 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    View profile for Heru hvac(401) 365-7726

  17. #17 HotPros

    Based in Smithfield, 21 mi away

    55/100CR Score

    Ranked #17 because of its Google rating and trade focus: 5.0★ from 23 Google reviews, listed on Google as “HVAC contractor”.

    • 5.0★ from 23 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    View profile for HotPros(401) 477-0428

  19. #19 T&C HVAC

    Based in East Greenwich, 25 mi away

    55/100CR Score

    Ranked #19 because of its Google rating and trade focus: 5.0★ from 32 Google reviews, listed on Google as “HVAC contractor”.

    • 5.0★ from 32 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    View profile for T&C HVAC(401) 591-0958

  23. #23 Done Right HVAC

    Based in Johnston, 24 mi away

    54/100CR Score

    Ranked #23 because of its Google rating and trade focus: 4.8★ from 23 Google reviews, listed on Google as “HVAC contractor”.

    • 4.8★ from 23 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    30 Starr St Unit B, Johnston, RI 02919
    View profile for Done Right HVAC(401) 430-9901

Top 50 of 251 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 Plainfield, ranks 26 to 50
RankBusinessCR ScoreGoogle ratingDistance
26Irish Heat544.8★ (19)23 mi
27Best Energy543.8★ (32)21 mi
28Carnot Heating544.6★ (9)19 mi
29Expert Services544.5★ (8)18 mi
30New England Temperature Control545.0★ (17)25 mi
31Russ Energy545.0★ (8)20 mi
32Phoenix Refrigeration544.8★ (17)25 mi
33AllPhase Heating & Cooling543.0★ (54)18 mi
34Marlborough Heating & AC534.2★ (5)17 mi
354 SEASONS HVAC LLC535.0★ (13)25 mi
36A to Z Refrigeration, INC535.0★ (13)25 mi
37Belcher Electric General Contractor532.8★ (9)18 mi
38Air Guarden535.0★ (59)13 mi
39Almeida Plumbing, Heating & Air533.6★ (12)24 mi
40RST Mechanical535.0★ (6)23 mi
41JBC Refrigeration LLC535.0★ (6)23 mi
42Old Time Refrigeration, Inc.524.0★ (8)25 mi
43Wentzel Burner Service525.0★ (4)23 mi
44Carbone Plumbing, Heating & Air Conditioning524.9★ (25)20 mi
45Apex Mechanical Services523.3★ (7)25 mi
46Fitzy Heating & Cooling LLC525.0★ (3)23 mi
47Rainville Plumbing & Heating525.0★ (4)10 mi
48Heat Cool Pereira514.0★ (4)25 mi
49High-Tech Engineering Inc.514.0★ (4)25 mi
50Freedom Mechanical Services Inc512.3★ (3)25 mi

How we ranked emergency HVAC contractors in Plainfield

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 Plainfield: questions

Which HVAC contractors in Plainfield are open 24/7?

24 on this list post 24/7 hours, including CNM Heating Cooling Piping LLC, E. M. Gas Services LLC, DTS Oil & Gas Service & Solutions LLC, Air Pro Services LLC and STAK'D Mechanical.

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

CNM Heating Cooling Piping LLC is #1, with a CR Score of 60 out of 100 on emergency weights.

How are emergency HVAC contractors in Plainfield 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 Plainfield

  1. October 2026: CR Scores recalculated for 251 hvac contractors serving Plainfield.
  2. October 2026: 6 duplicate listings merged.

More emergency and heating and cooling pages