Skip to content
ContractorsRanked

Emergency HVAC Contractors in Cobourg, ON (2026)

49 HVAC contractors ranked by CR ScoreUpdated 0 paid placements in this rankingHow we rank

15 of the 49 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 Cobourg: Comfort Zone Heating and Air Conditioning, 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 Cobourg at a glance

Top emergency HVAC contractors in Cobourg at a glance
RankBusinessCR ScoreGoogle ratingBased inHours
1Comfort Zone Heating and Air Conditioning684.9★ (834)Cobourg24/7
2Platinum Choice Heating and Air Conditioning INC.664.9★ (275)Cobourg24/7
3Tru Tech Heating and Air Conditioning635.0★ (47)Cobourg24/7
4Superior Plumbing & Heating of Cobourg624.5★ (55)Cobourg24/7
5Northumberland Climate Solutions Inc.614.8★ (17)Cobourg24/7
6Bryans Heating & Air604.9★ (212)Peterborough, 38 km away24/7
7Infiniti Home Comfort Cobourg595.0★ (7)Cobourg24/7
8Doyle Home Services594.3★ (437)Cobourg24/7
9Eastview Heating and Cooling INC595.0★ (10)Oshawa, 9 km away24/7
10Red Star Heating and Air584.3★ (17)Port Hope, 16 km away24/7

Call an emergency HVAC contractor in Cobourg 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 49 emergency HVAC contractors in Cobourg, ranked

24/7 first, then same-day service, then the rest. Each group is in CR Score order on emergency weights.

  6. #6 Bryans Heating & Air

    Based in Peterborough, 38 km away

    60/100CR Score

    Ranked #6 because of its Google rating and trade focus: 4.9★ from 212 Google reviews, listed on Google as “HVAC contractor”.

    Based on 8 of 10 factors; credentials and recency not yet collected.

    • 4.9★ from 212 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    1057 ON-7 unit number 11, Peterborough, ON K9J 6X8
    View profile for Bryans Heating & Air(705) 731-9978

  8. #8 Doyle Home Services

    Based in Cobourg

    59/100CR Score

    Ranked #8 because of its Google rating and review volume: 4.3★ from 437 Google reviews.

    Based on 8 of 10 factors; credentials and recency not yet collected.

    • 4.3★ from 437 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    1316 County Rd 28, Fraserville, ON L0A 1C0
    View profile for Doyle Home Services(877) 706-2621

  10. #10 Red Star Heating and Air

    Based in Port Hope, 16 km away

    58/100CR Score

    Ranked #10 because of its Google rating and trade focus: 4.3★ from 17 Google reviews, listed on Google as “HVAC contractor”.

    Based on 8 of 10 factors; credentials and recency not yet collected.

    • 4.3★ from 17 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    4013 Lakeshore Rd, Port Hope, ON L1A 3V7
    View profile for Red Star Heating and Air(905) 375-8339

  13. #13 A1 Heating Inc

    Based in Quinte West, 37 km away

    56/100CR Score

    Ranked #13 because of its Google rating and trade focus: 4.9★ from 32 Google reviews, listed on Google as “HVAC contractor”.

    Based on 8 of 10 factors; credentials and recency not yet collected.

    • 4.9★ from 32 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    421 Concession Rd 4 E, Warkworth, ON K0K 3K0
    View profile for A1 Heating Inc(613) 827-7108

  17. #17 Hoover's Home Energy Inc. Heating and Air Conditioning

    Based in Port Hope, 14 km away

    46/100CR Score

    Ranked #17 because of its Google rating and trade focus: 4.8★ from 417 Google reviews, listed on Google as “HVAC contractor”.

    Based on 8 of 10 factors; credentials and recency not yet collected.

    • 4.8★ from 417 Google reviews
    Hours
    Mon–Fri 8 AM–4:30 PM · Sat–Sun closed
    Address
    4542 County Rd 2, Port Hope, ON L1A 3V5
    View profile for Hoover's Home Energy Inc. Heating and Air Conditioning(905) 885-8888

  21. #21 Duct Dynasty HVAC

    Based in Cobourg

    44/100CR Score

    Ranked #21 because of its Google rating and trade focus: 5.0★ from 45 Google reviews, listed on Google as “Heating contractor”.

    Based on 8 of 10 factors; credentials and recency not yet collected.

    • 5.0★ from 45 Google reviews
    Hours
    Mon–Fri 8 AM–5 PM · Sat–Sun closed
    Address
    137 King St E Unit 5, Cobourg, ON K9A 1L2
    View profile for Duct Dynasty HVAC(289) 691-3304

  22. #22 Tom's Heating and Cooling

    Based in Peterborough, 36 km away

    44/100CR Score

    Ranked #22 because of its Google rating and trade focus: 4.9★ from 812 Google reviews, listed on Google as “HVAC contractor”.

    Based on 8 of 10 factors; credentials and recency not yet collected.

    • 4.9★ from 812 Google reviews
    Hours
    Mon–Fri 8 AM–5 PM · Sat–Sun closed
    Address
    347 Pido Rd Unit 21, Peterborough, ON K9J 6X7
    View profile for Tom's Heating and Cooling(705) 740-2218

  23. #23 Waza Heating and Cooling

    Based in Port Hope, 8 km away

    43/100CR Score

    Ranked #23 because of its Google rating and trade focus: 5.0★ from 56 Google reviews, listed on Google as “HVAC contractor”.

    Based on 8 of 10 factors; credentials and recency not yet collected.

    • 5.0★ from 56 Google reviews
    Hours
    Mon–Fri 8 AM–5 PM · Sat–Sun closed
    Address
    375 Ward St Unit 2, Port Hope, ON L1A 4A4
    View profile for Waza Heating and Cooling(905) 424-2090

  25. #25 Lakeland Multi-trade

    Based in Cobourg

    42/100CR Score

    Ranked #25 because of its Google rating and trade focus: 3.8★ from 34 Google reviews, listed on Google as “HVAC contractor”.

    Based on 8 of 10 factors; credentials and recency not yet collected.

    • 3.8★ from 34 Google reviews
    Hours
    Mon–Fri 8:30 AM–4:30 PM · Sat–Sun closed
    Address
    566 D'Arcy St, Cobourg, ON K9A 4A9
    View profile for Lakeland Multi-trade(905) 372-7413

All 49 HVAC contractors by emergency score

#1 to #25 are shown in full above. Here are #26 to #49, in CR Score order; each links to its profile.

HVAC contractors in Cobourg, ranks 26 to 49
RankBusinessCR ScoreGoogle ratingDistance
26Noble414.5★ (13)In Cobourg
27Limcan Walker Heating Svc415.0★ (3)38 km
28D. Koets Plumbing & Heating Ltd.414.9★ (59)In Cobourg
29SV Plumbing & Heating405.0★ (39)In Cobourg
30Mackenzie Heating & Air Conditioning404.0★ (23)11 km
31Friendly Fires Fireplaces & BBQs Cobourg394.8★ (120)In Cobourg
32JD Heating & Cooling394.8★ (86)38 km
33Edgar Simmons Heating394.8★ (71)38 km
34Fires Alive394.6★ (79)38 km
35Neil Johnston Heating Inc384.6★ (45)36 km
36Kawartha Eco Climate Control375.0★ (32)39 km
37Rubicon HVAC Services374.8★ (5)18 km
38Mallard Heating & Air375.0★ (26)40 km
39Boyle Heating & Air Conditioning374.8★ (22)38 km
40Peterborough Refrigeration Heating & Air Conditioning Limited373.8★ (75)38 km
41Battye Mechanical Svc Inc365.0★ (16)37 km
42Wayne Lucas Burner Service Ltd363.8★ (41)38 km
43GasCo364.6★ (17)39 km
44Northmore Heating and Cooling Ltd365.0★ (12)39 km
45Klompmakers Heating & Air Conditioning365.0★ (10)37 km
46Mike's Refrigeration & Air Conditioning353.5★ (20)37 km
47GOAT HVAC SOLUTIONS355.0★ (3)28 km
48Platinum Gas345.0★ (3)31 km
49Trade Sense345.0★ (3)32 km

How we ranked emergency HVAC contractors in Cobourg

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 Cobourg: questions

Which HVAC contractors in Cobourg are open 24/7?

15 on this list post 24/7 hours, including Comfort Zone Heating and Air Conditioning, Platinum Choice Heating and Air Conditioning INC., Tru Tech Heating and Air Conditioning, Superior Plumbing & Heating of Cobourg and Northumberland Climate Solutions Inc..

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

Comfort Zone Heating and Air Conditioning is #1, with a CR Score of 68 out of 100 on emergency weights.

How are emergency HVAC contractors in Cobourg 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 Cobourg

  1. October 2026: CR Scores recalculated for 49 hvac contractors serving Cobourg.

More emergency and heating and cooling pages