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Emergency HVAC Contractors in Brantford, ON (2026)

Top 50 of 301 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 Brantford: Reliance Heating, Air Conditioning & Plumbing, 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 Brantford at a glance

Top emergency HVAC contractors in Brantford at a glance
RankBusinessCR ScoreGoogle ratingBased inHours
1Reliance Heating, Air Conditioning & Plumbing674.8★ (4,116)Brantford24/7
2Reliance Heating, Air Conditioning & Plumbing634.7★ (9,230)Cambridge, 31 km away24/7
3Riverside Heating & Air Conditioning Inc.634.9★ (153)Brantford24/7
4Falcons Heating & Cooling635.0★ (114)Brantford24/7
5Superior Plumbing & Heating of Brantford624.7★ (129)Brantford24/7
6Aire One Heating & Cooling KW624.8★ (9,448)Kitchener, 40 km away24/7
7Aire One Heating & Cooling Cambridge624.9★ (2,155)Cambridge, 31 km away24/7
8Crystal Heating and Cooling624.6★ (117)Brantford24/7
9Boonstra Heating and Air Conditioning614.7★ (4,641)Hamilton, 35 km away24/7
10Guest Plumbing & HVAC Ancaster & Hamilton- Commercial & Residential Services614.8★ (452)Ancaster, 21 km away24/7

Call an emergency HVAC contractor in Brantford 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 Brantford, 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 301 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.

  11. #11 Enercare

    Based in Brantford

    61/100CR Score

    Ranked #11 because of its Google rating and trade focus: 3.8★ from 466 Google reviews, listed on Google as “Furnace repair service”.

    • 3.8★ from 466 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    View profile for Enercare(519) 340-1399

  14. #14 Total Aire Care Inc.

    Based in Kitchener, 34 km away

    60/100CR Score

    Ranked #14 because of its Google rating and trade focus: 5.0★ from 857 Google reviews, listed on Google as “HVAC contractor”.

    • 5.0★ from 857 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    299 Manitou Dr A, Kitchener, ON N2C 1L5
    View profile for Total Aire Care Inc.(226) 894-1000

  16. #16 Premier HVAC

    Based in Brantford

    60/100CR Score

    Ranked #16 because of its Google rating and trade focus: 5.0★ from 24 Google reviews, listed on Google as “HVAC contractor”.

    • 5.0★ from 24 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    10 Edmondson St, Brantford, ON N3P 1J4
    View profile for Premier HVAC(519) 755-8199

  25. #25 LG Home Comfort KWC

    Based in Kitchener, 37 km away

    59/100CR Score

    Ranked #25 because of its Google rating and trade focus: 4.9★ from 674 Google reviews, listed on Google as “HVAC contractor”.

    • 4.9★ from 674 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    20 Hanson Ave, Kitchener, ON N2C 2E2
    View profile for LG Home Comfort KWC(226) 289-1301

Top 50 of 301 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 Brantford, ranks 26 to 50
RankBusinessCR ScoreGoogle ratingDistance
26Aire One West Heating & Cooling594.7★ (678)33 km
27HAMCO Heating and Cooling Ltd.594.8★ (624)35 km
28365 Heating, Cooling, Plumbing & Electrical594.9★ (378)34 km
29AirPro Heating & Cooling595.0★ (139)27 km
30Auscan Mechanical595.0★ (8)In Brantford
31Jambreeze Heating And Cooling595.0★ (115)26 km
32Jag Air Mechanical595.0★ (8)In Brantford
33LG Home Comfort Brantford584.6★ (9)In Brantford
34Emrick Mechanical Ltd.584.8★ (35)14 km
35648 Mechanical584.9★ (14)7 km
36Air and Water Care585.0★ (203)33 km
37Infiniti Air Kitchener | Furnace Repair & Heat Pump Installation | AC Services584.9★ (447)40 km
38RWH Mechanical585.0★ (5)In Brantford
39Adaptive Mechanical Inc584.8★ (89)25 km
40Scotty's Refrigeration Inc583.2★ (13)In Brantford
41ProLogic Comfort Solutions Inc584.9★ (129)31 km
42Air Comfort Mechanical Inc.585.0★ (233)39 km
43Smith Heating & Cooling585.0★ (77)28 km
44AirTemp HVAC Furnace and Air Conditioner of Hamilton575.0★ (164)38 km
45Gasko Heating and Cooling Inc.574.7★ (29)19 km
46ThermalCare Heating & Cooling574.9★ (41)23 km
47Archie Horn & Son574.6★ (292)37 km
48Ampair Mechanical Inc575.0★ (16)17 km
49Mak refrigeration LTD575.0★ (53)28 km
50Unique Air574.9★ (187)39 km

How we ranked emergency HVAC contractors in Brantford

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 Brantford: questions

Which HVAC contractors in Brantford are open 24/7?

25 on this list post 24/7 hours, including Reliance Heating, Air Conditioning & Plumbing, Reliance Heating, Air Conditioning & Plumbing, Riverside Heating & Air Conditioning Inc., Falcons Heating & Cooling and Superior Plumbing & Heating of Brantford.

Who is ranked #1 for emergency heating and cooling in Brantford, ON?

Reliance Heating, Air Conditioning & Plumbing is #1, with a CR Score of 67 out of 100 on emergency weights.

How are emergency HVAC contractors in Brantford 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 Brantford

  1. October 2026: CR Scores recalculated for 301 hvac contractors serving Brantford.
  2. October 2026: 1 duplicate listing merged.

More emergency and heating and cooling pages