Best HVAC Contractors in Scarborough, ON

23 companies listed · all 23 in Scarborough · 8 open 24/7 · 20 open weekends · 22 rated 4.5+

Data verified October 19, 2026

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Air Management Group Inc.

Air Management Group Inc.

4.9 39 reviews
“Called Air Management Group, and they sorted out the problem in less than 48 hrs.”
Coupons & offersFree estimatesTSSA licence #000360172Serves Scarborough, Toronto +12Maintenance plans
445 Midwest Rd Unit 35
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Citizen Plumbing & Heating Inc.

Citizen Plumbing & Heating Inc.

4.9 94 reviews
“Overall process for our faucet and valves being repaired was quick and efficient.”
Coupons & offersInsured24/7 emergency serviceSince 1996Family-ownedFree consultation
20 Nugget Ave
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City Air Toronto

City Air Toronto

4.6 63 reviews
“He went above and beyond to make sure that the problem was fixed and provided knowledgeable tips for our HVAC system in general.”
Coupons & offersFree estimates24/7 emergency serviceFinancing available30+ yearsServes Toronto, Greater Toronto Area
4 Deerfield Place
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Breezecome Home Service/Quality Breeze 清风到家 服务到家

Breezecome Home Service/Quality Breeze 清风到家 服务到家

4.8 116 reviews
“They did an excellent job, they were very professional, informative, and competent, the units were installed in a rainy day however they covered all my floors, they maintained the house and floors clean.”
Coupons & offersOpen 24 hoursSince 2020Financing
3751 Victoria Park Ave Unit 103
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Air Flex Heating & Cooling Ltd

Air Flex Heating & Cooling Ltd

4.6 75 reviews
“The heat pump is extremely quite and a great solution for keeping your utility costs low (Plus it's basically free with the rebate program)”
Coupons & offers24/7 emergency serviceFinancing availableSince 1998Serves Scarborough, East York +2Licensed
3252 Lawrence Ave E
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Mersey Heating and Air Conditioning

Mersey Heating and Air Conditioning

4.8 132 reviews
“The water tube was replaced by Ashroff since it was leaking and he told me I can schedule a general maintenance and tuneup appointment later.”
Free consultationBBB accreditedOpen 24 hours
1960 Ellesmere Rd Unit 6
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The 23 companies listed for Scarborough, ON handle furnaces and heat pumps in winter and the cooling side in summer. Profiles repeat what each firm publishes about hours, licensing and brands, with ratings and review quotes gathered from public reviews.

Area overview: Scarborough, ON

All 23 companies we list here are in Scarborough itself. We have 40 companies in Scarborough on file; this page shows the highest-rated 23. The companies on this page are rated from 4.4 to 5.0 across 7,433 reviews; 15 have 50 or more reviews and 22 are rated 4.5 or higher. When customers rate these companies on specific qualities, they most often praise professionalism (85%), quality (72%) and responsiveness (63%). The topics that come up most in reviews of the companies on this page are "price", "efficient" and "cleanliness". 8 are open around the clock; 20 are open on Saturdays and 15 on Sundays. The services the companies on this page list most often on their websites are furnaces (3), air conditioning (2), heat pumps (2) and tankless water heaters (2). 7 show a licence on their websites. Domain records put 7 websites of the companies on this page at ten or more years old; the oldest dates from 2000. 10 offer emergency call-outs; 6 offer financing or payment plans; 9 give free estimates; 4 are family- or locally-owned and 10 list coupons or special offers. We count these figures across the companies on this page; hours and prices change, so confirm the details with the company before you book.

Do any heating firms listed for Scarborough work on Saturdays or Sundays?

Saturday or Sunday hours show up for 20 of the 23 companies on this page. Saturday is mostly repair work; installations land on weekdays, because supply houses and municipal inspectors keep weekday hours.

Thermenergy Heating and Cooling

Thermenergy Heating and Cooling

4.9 113 reviews
“Very kind gentlemen came over to assist and the fellar who gave us the quote was clear about the charges and ensured we were in good hands.”
Free consultationSince 2017FinancingPrices online
151 Nashdene Rd #26
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Laird & Son Heating & Air Conditioning

Laird & Son Heating & Air Conditioning

4.8 133 reviews
“Oh, and they are amazing if you have an emergency, especially in the dead of winter or if your a/c quits on a hot day.”
Free consultationSince 2000Family-ownedFinancing
120 Dynamic Dr #22
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PC Control Systems Inc

PC Control Systems Inc

5.0 86 reviews
“They gave professional advice during the process and even showed us pictures of our old furnace and explained what the problems were.”
Coupons & offersSince 2001
63 Silver Star Blvd Unit C7
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Quality Home Comfort

Quality Home Comfort

4.8 142 reviews
“Kevin made setting up the appointment very easy, and Ilyas's team did a great job.”
Family-owned
50 Venture Dr Unit 1
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1st Air Heating & Cooling

1st Air Heating & Cooling

4.6 50 reviews
“Faisal was just amazing, right from the initial call to until the installation was completed .”
Coupons & offersLicensedFinancing
70 Melford Dr #3
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Hvac4less

Hvac4less

4.5 67 reviews
“Very good people got an central air system where very pleasant and nice excellent company”
Coupons & offers
220 Midwest Rd Unit 2A
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Right Energy Heating & Cooling Inc

Right Energy Heating & Cooling Inc

4.9 60 reviews
“Hamid took care of my gas pipe issue very quickly and efficiently, even charged less than quoted.”
Emergency service
1940 Ellesmere Rd Unit 18
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North Alliance Heating & Cooling

North Alliance Heating & Cooling

5.0 38 reviews
“I had my basement ventilation done through these guys, they did an amazing job and gave me the best price compared to all the other people i called.”
Free consultationOpen 24 hours
69 Lyon Heights Rd
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Scottish Gas Group Inc.

Scottish Gas Group Inc.

4.7 95 reviews
“Scottish Gas has been my go to for all my home and pool heating.”
LicensedSince 2007
296 Passmore Ave
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Harbour Hvac Inc.

Harbour Hvac Inc.

4.9 95 reviews
“Fixed our fan coil and solved unseen issues and got our fan coil unit cooling again.”
Since 2020
20 Chichester Pl #1510
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Gas Pro Heating and Air Conditioning

Gas Pro Heating and Air Conditioning

4.5 22 reviews
“They installed my furnace, tankless and attics install, they are very professional and did clean job.”
Coupons & offersFree consultationLicensedOpen 24 hours
295 Milliken Blvd Unit 9
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En Saving Inc.

En Saving Inc.

4.7 28 reviews
“Thank you John and team for friendly, quick, and high quality service.”
Free consultationSince 2009
1950 Ellesmere Rd
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Mr. Heating and Cooling Inc.

Mr. Heating and Cooling Inc.

5.0 31 reviews
“I called on a Friday afternoon and they were able to come within in the hour.”
421 Nugget Ave
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Cana-Air Cooling and Heating Ltd.

Cana-Air Cooling and Heating Ltd.

4.4 37 reviews
“Had the pleasure of meeting Isaac who came out to service our machine, was very respectful, focused and professional.”
Since 2011
589 Middlefield Rd Unit 25
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SSS Comfort Tech Ltd

SSS Comfort Tech Ltd

5.0 12 reviews
“Friendly and professional got job finished very quickly and I would definitely recommend them.”
Coupons & offersLicensedEmergency serviceSince 2023
218 Bonspiel Dr
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First Refrigeration Engineering Ltd

First Refrigeration Engineering Ltd

4.9 27 reviews
“He took his time to figure out the issue, and provided us with options/pricing for the fix.”
80 Nashdene Rd Unit C61
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Lucky Air Climate Control Ltd

Lucky Air Climate Control Ltd

5.0 4 reviews
“Frank answered my call and asked us to take some pictures of the unit when we told him, according to the previous service sheet, it had a failed transformer.”
Open 24 hours
585 Middlefield Rd Ste. 29
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Why these companies made our list

What customers say about companies in Scarborough

  • “I highly recommend them. They provided a fair quote, did an excellent job replacing my furnace and cleaned up meticulously afterwards.” — customer of North Alliance Heating & Cooling
  • “They did heat pump installation last week. Technicians were excellent, professional, work was completed in a timely manner.” — customer of Thermenergy Heating and Cooling
  • “The technician was very knowledgeable and took time to explain the smart thermostat and how it works with the furnace.” — customer of Quality Home Comfort
  • “They even took the time to clean up by vacuuming the work area where they installed our new furnace.” — customer of Air Flex Heating & Cooling Ltd

Excerpts from public reviews of the companies listed on this page.

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