Skip to content
ContractorsRanked

Emergency HVAC Contractors in Ingersoll, ON (2026)

Top 50 of 174 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 Ingersoll: Reliance London 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 Ingersoll at a glance

Top emergency HVAC contractors in Ingersoll at a glance
RankBusinessCR ScoreGoogle ratingBased inHours
1Reliance London Heating, Air Conditioning & Plumbing644.8★ (12,217)London, 23 km away24/7
2Premier Gas Services615.0★ (53)Ingersoll24/7
3Enns Air - HVAC Services615.0★ (110)Huron East, 10 km away24/7
4M & K Heating and Air Conditioning604.6★ (1,614)London, 29 km away24/7
5Roy Inch & Sons Home Services by Enercare604.7★ (1,490)London, 32 km away24/7
6Handy Bros. HVAC London (AC and Furnace Repair)604.9★ (536)London, 28 km away24/7
7B.R.'s Plumbing and Heating604.8★ (236)Norfolk County, 21 km away24/7
8Handy Bros. Home Comfort: Woodstock HVAC595.0★ (103)Woodstock, 19 km away24/7
9Superior Plumbing & Heating of Ingersoll594.5★ (19)Ingersoll24/7
10Abode Home Comfort595.0★ (499)St. Thomas, 35 km away24/7

Call an emergency HVAC contractor in Ingersoll 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 Ingersoll, 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 174 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.

  10. #10 Abode Home Comfort

    Based in St. Thomas, 35 km away

    59/100CR Score

    Ranked #10 because of its Google rating and trade focus: 5.0★ from 499 Google reviews, listed on Google as “HVAC contractor”.

    • 5.0★ from 499 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    107 Gaylord Rd, St Thomas, ON N5P 3S3
    View profile for Abode Home Comfort(519) 953-4821

  21. #21 Presto Home Service

    Based in London, 29 km away

    57/100CR Score

    Ranked #21 because of its Google rating and trade focus: 4.9★ from 71 Google reviews, listed on Google as “HVAC contractor”.

    • 4.9★ from 71 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    1291 Rideau Gate, London, ON N5X 1W8
    View profile for Presto Home Service(226) 977-6128

  24. #24 Aire One

    Based in London, 30 km away

    57/100CR Score

    Ranked #24 because of its Google rating and trade focus: 4.4★ from 177 Google reviews, listed on Google as “HVAC contractor”.

    • 4.4★ from 177 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    878 Wellington Rd, London, ON N6E 1L9
    View profile for Aire One(519) 668-3000

Top 50 of 174 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 Ingersoll, ranks 26 to 50
RankBusinessCR ScoreGoogle ratingDistance
26All Climate Inc.564.8★ (23)23 km
27Budget Heating & Cooling564.9★ (14)21 km
28Superior Plumbing & Heating of Tillsonburg564.7★ (21)23 km
29A-1 Stop Shop Heating & Cooling564.5★ (22)22 km
30Toasty's Heat and Cool565.0★ (19)25 km
31AirWise Heating & Cooling565.0★ (29)29 km
32AJM Heating Air Conditioning & Gas Services Inc.564.8★ (36)30 km
33Constant Home Comfort London564.6★ (73)32 km
34MKM MECHANICAL LIMITED565.0★ (14)24 km
35Bow Home Comfort Systems - London ON554.6★ (40)30 km
36George's Plumbing and Heating554.5★ (55)31 km
37Royal 1 HVAC Services555.0★ (5)16 km
38Steve Young Plumbing & Heating Ltd554.8★ (83)14 km
39Bick Heating & Cooling Inc554.8★ (77)38 km
40London Nitro Heating and Cooling555.0★ (28)31 km
41Fateh heating and cooling555.0★ (15)26 km
42Parr Mechanical Plumbing & Heating Inc.554.8★ (38)34 km
43Superior Plumbing & Heating of Woodstock554.8★ (49)13 km
44Labreche Trade Solutions-HVAC545.0★ (16)32 km
45Hurn Plumbing and Heating544.9★ (23)35 km
46London Home Comfort544.7★ (13)30 km
47Perfect Temperature HVAC Services INC545.0★ (15)33 km
48Royal Air Conditioning & Heating Ltd.544.7★ (13)30 km
49Poulsen543.3★ (16)24 km
50Superior Plumbing & Heating of Stratford544.5★ (31)37 km

How we ranked emergency HVAC contractors in Ingersoll

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 Ingersoll: questions

Which HVAC contractors in Ingersoll are open 24/7?

25 on this list post 24/7 hours, including Reliance London Heating, Air Conditioning & Plumbing, Premier Gas Services, Enns Air - HVAC Services, M & K Heating and Air Conditioning and Roy Inch & Sons Home Services by Enercare.

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

Reliance London Heating, Air Conditioning & Plumbing is #1, with a CR Score of 64 out of 100 on emergency weights.

How are emergency HVAC contractors in Ingersoll 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 Ingersoll

  1. October 2026: CR Scores recalculated for 174 hvac contractors serving Ingersoll.

More emergency and heating and cooling pages