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Emergency HVAC Contractors in Barrington, NH (2026)

Top 50 of 240 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 Barrington: Heritage Home Service, 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 Barrington at a glance

Top emergency HVAC contractors in Barrington at a glance
RankBusinessCR ScoreGoogle ratingBased inHours
1Heritage Home Service624.8★ (7,956)Auburn, 24 mi away24/7
2Heritage Home Service624.9★ (2,248)Hampton, 20 mi away24/7
3Key Heating & Air Conditioning614.8★ (692)Exeter, 16 mi away24/7
4HomeStyle Heating and Air LLC605.0★ (26)Barrington24/7
5HeatPro HVAC604.8★ (138)Chester, 11 mi away24/7
6T&R Oil Burner Service595.0★ (14)Barrington24/7
7Murphy's HVAC LLC595.0★ (11)Barrington24/7
8Triumph Home Services594.9★ (539)Concord, 23 mi away24/7
9Comfort Services LLC595.0★ (22)Chester, 5 mi away24/7
10Patriot Oil Burner Service595.0★ (263)Chester, 20 mi away24/7

Call an emergency HVAC contractor in Barrington 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 Barrington, 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 240 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.

  2. #2 Heritage Home Service

    Based in Hampton, 20 mi away

    62/100CR Score

    Ranked #2 because of its Google rating and trade focus: 4.9★ from 2,248 Google reviews, listed on Google as “HVAC contractor”.

    • 4.9★ from 2,248 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    179 Lafayette Rd, North Hampton, NH 03862
    View profile for Heritage Home Service(603) 370-5097

  5. #5 HeatPro HVAC

    Based in Chester, 11 mi away

    60/100CR Score

    Ranked #5 because of its Google rating and trade focus: 4.8★ from 138 Google reviews, listed on Google as “HVAC contractor”.

    • 4.8★ from 138 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    View profile for HeatPro HVAC(603) 923-3103

  13. #13 Stevens Mechanical

    Based in Rochester, 4 mi away

    58/100CR Score

    Ranked #13 because of its Google rating and trade focus: 4.9★ from 9 Google reviews, listed on Google as “HVAC contractor”.

    • 4.9★ from 9 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    151 Flagg Rd, Rochester, NH 03839
    View profile for Stevens Mechanical(603) 394-5151

  19. #19 Pilot Plumbing, Heating and Cooling | Plumber, Tankless Water Heater Repair & Installation | Heating & AC Repair Sandown, NH

    Based in Sandown, 19 mi away

    57/100CR Score

    Ranked #19 because of its Google rating and trade focus: 5.0★ from 51 Google reviews, listed on Google as “HVAC contractor”.

    • 5.0★ from 51 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    265 Fremont Rd, Sandown, NH 03873
    View profile for Pilot Plumbing, Heating and Cooling | Plumber, Tankless Water Heater Repair & Installation | Heating & AC Repair Sandown, NH(603) 634-8531

  20. #20 Heritage Home Service

    Based in Portsmouth, 18 mi away

    57/100CR Score

    Ranked #20 because of its Google rating and trade focus: 4.9★ from 45 Google reviews, listed on Google as “HVAC contractor”.

    • 4.9★ from 45 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    28 Deer St ste 201, Portsmouth, NH 03801
    View profile for Heritage Home Service(603) 663-0531

  22. #22 CircumVent LLC

    Based in Eliot, 19 mi away

    56/100CR Score

    Ranked #22 because of its Google rating and trade focus: 5.0★ from 40 Google reviews, listed on Google as “HVAC contractor”.

    • 5.0★ from 40 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    View profile for CircumVent LLC(207) 977-4143

  25. #25 HomeWiz

    Based in Biddeford, 24 mi away

    56/100CR Score

    Ranked #25 because of its Google rating and trade focus: 4.6★ from 163 Google reviews, listed on Google as “HVAC contractor”.

    • 4.6★ from 163 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    694 Post Rd, Wells, ME 04090
    View profile for HomeWiz(207) 506-2232

Top 50 of 240 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 Barrington, ranks 26 to 50
RankBusinessCR ScoreGoogle ratingDistance
26Danerik Mechanical, LLC.565.0★ (45)21 mi
27Tremblay & Son HVAC563.3★ (12)8 mi
28Jordan Signature Heating565.0★ (21)18 mi
29Coltella Heating & Cooling565.0★ (9)13 mi
30BRR HVAC/R555.0★ (5)11 mi
31All American Plumbing and Heating554.9★ (58)10 mi
32Berger HVAC, LLC553.0★ (4)9 mi
33CRS Mechanical LLC555.0★ (28)24 mi
34P.A.C.E Cooling & Heating, LLC555.0★ (9)17 mi
35Colonial Plumbing & Heating554.7★ (32)23 mi
36Townsend Energy553.7★ (71)18 mi
37Winnipesaukee Heating & Cooling Inc.555.0★ (7)16 mi
38Palmer and Sicard, Inc.543.9★ (20)18 mi
39SRV Plumbing and Heating545.0★ (58)15 mi
40Cold Creek HVAC545.0★ (5)16 mi
41NEXTgen Heating, Cooling & Gas545.0★ (21)24 mi
42Complete Home Services544.8★ (20)23 mi
43Freedom Air Mechanical, LLC544.6★ (8)19 mi
44Cal's Air Conditioning & Heating545.0★ (18)24 mi
45Mad Moose Mechanical545.0★ (14)23 mi
46Belknap Plumbing and Heating544.0★ (4)16 mi
47Affordable Comfort544.6★ (11)21 mi
48Freeman Mechanical535.0★ (8)21 mi
49P & M Heating Services534.0★ (35)25 mi
50Capstone Mechanical533.4★ (5)18 mi

How we ranked emergency HVAC contractors in Barrington

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 Barrington: questions

Which HVAC contractors in Barrington are open 24/7?

25 on this list post 24/7 hours, including Heritage Home Service, Heritage Home Service, Key Heating & Air Conditioning, HomeStyle Heating and Air LLC and HeatPro HVAC.

Who is ranked #1 for emergency heating and cooling in Barrington, NH?

Heritage Home Service is #1, with a CR Score of 62 out of 100 on emergency weights.

How are emergency HVAC contractors in Barrington 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?

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

Update log for Barrington

  1. October 2026: CR Scores recalculated for 240 hvac contractors serving Barrington.
  2. October 2026: 2 duplicate listings merged.

More emergency and heating and cooling pages