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Emergency HVAC Contractors in Kingston, NH (2026)

Top 50 of 462 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 Kingston: 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 Kingston at a glance

Top emergency HVAC contractors in Kingston at a glance
RankBusinessCR ScoreGoogle ratingBased inHours
1Heritage Home Service644.8★ (7,956)Auburn, 15 mi away24/7
2Heritage Home Service644.9★ (2,248)Hampton, 13 mi away24/7
3Key Heating & Air Conditioning634.8★ (692)Exeter, 6 mi away24/7
4Northeast Heating & Cooling625.0★ (449)Haverhill, 13 mi away24/7
5High Ground Service Pros - Plumbers Electricians & HVAC Technicians614.9★ (2,303)Manchester, 22 mi away24/7
6NextGen Aire614.8★ (271)Amesbury, 9 mi away24/7
7Patriot Oil Burner Service615.0★ (263)Chester, 11 mi away24/7
8MVP Home Services614.7★ (545)Haverhill, 12 mi away24/7
9Heritage Home Service614.8★ (3,352)Wilmington, 24 mi away24/7
10128 Plumbing, Heating, Cooling & Electric615.0★ (562)North Andover, 18 mi away24/7

Call an emergency HVAC contractor in Kingston 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 Kingston, 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 462 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, 13 mi away

    64/100CR 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

  6. #6 NextGen Aire

    Based in Amesbury, 9 mi away

    61/100CR Score

    Ranked #6 because of its Google rating and trade focus: 4.8★ from 271 Google reviews, listed on Google as “HVAC contractor”.

    • 4.8★ from 271 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    31 S Hunt Rd, Amesbury, MA 01913
    View profile for NextGen Aire(978) 566-9601

  8. #8 MVP Home Services

    Based in Haverhill, 12 mi away

    61/100CR Score

    Ranked #8 because of its Google rating and trade focus: 4.7★ from 545 Google reviews, listed on Google as “HVAC contractor”.

    • 4.7★ from 545 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    72 S Kimball St, Haverhill, MA 01835
    View profile for MVP Home Services(978) 228-1904

  9. #9 Heritage Home Service

    Based in Wilmington, 24 mi away

    61/100CR Score

    Ranked #9 because of its Google rating and trade focus: 4.8★ from 3,352 Google reviews, listed on Google as “HVAC contractor”.

    • 4.8★ from 3,352 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    323 Andover St STE 2, Wilmington, MA 01887
    View profile for Heritage Home Service(978) 254-4602

  13. #13 Pilot Plumbing, Heating and Cooling | Plumber, Tankless Water Heater Repair & Installation | Heating & AC Repair Sandown, NH

    Based in Sandown, 5 mi away

    60/100CR Score

    Ranked #13 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

  16. #16 HeatPro HVAC

    Based in Chester, 11 mi away

    60/100CR Score

    Ranked #16 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

Top 50 of 462 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 Kingston, ranks 26 to 50
RankBusinessCR ScoreGoogle ratingDistance
26Traditional Oil Heating Services595.0★ (33)9 mi
27Brookside Heating & Cooling (fka Brookside Mechanical, Inc.)594.9★ (167)18 mi
28Jordan Signature Heating595.0★ (21)6 mi
29Absolute Precision Plumbing, Heating & Cooling584.9★ (491)25 mi
30Dry Air Systems Inc584.7★ (61)12 mi
31Extreme Plumbing584.7★ (51)11 mi
32A. Fagundes Plumbing & Heating Inc.584.9★ (348)25 mi
33Danerik Mechanical, LLC.585.0★ (45)14 mi
34American Air HVAC574.8★ (223)24 mi
35Cool-Rite Mechanical Inc.574.9★ (183)24 mi
36Cal's Air Conditioning & Heating575.0★ (18)11 mi
37Freeman Mechanical575.0★ (8)7 mi
38Haverhill HVAC575.0★ (16)11 mi
39LHR Plumbing, Heating & AC Repair574.9★ (128)22 mi
40Palmer and Sicard, Inc.573.9★ (20)8 mi
41CALLAHAN OIL BURNER SERVICE'S574.7★ (12)9 mi
42Fuel NRG574.5★ (94)18 mi
43Heritage Home Service574.9★ (45)18 mi
44Climate Design Systems, LLC574.3★ (89)16 mi
45SRV Plumbing and Heating575.0★ (58)5 mi
46YurTek - Heating and Cooling575.0★ (86)23 mi
47Clear All Cooling & Heating565.0★ (54)20 mi
48City Fuel564.6★ (101)21 mi
49Done right plumbing heating cooling565.0★ (46)20 mi
50Kingdom Cooling564.5★ (15)12 mi

How we ranked emergency HVAC contractors in Kingston

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 Kingston: questions

Which HVAC contractors in Kingston are open 24/7?

25 on this list post 24/7 hours, including Heritage Home Service, Heritage Home Service, Key Heating & Air Conditioning, Northeast Heating & Cooling and High Ground Service Pros - Plumbers Electricians & HVAC Technicians.

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

Heritage Home Service is #1, with a CR Score of 64 out of 100 on emergency weights.

How are emergency HVAC contractors in Kingston 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 Kingston

  1. October 2026: CR Scores recalculated for 462 hvac contractors serving Kingston.
  2. October 2026: 8 duplicate listings merged.

More emergency and heating and cooling pages