Expert HVAC Contractors in Thornhill, ON

The highest-rated Heating & Air Conditioning companies out of 33 vetted & reviewed in the Thornhill area.

Sarman Air Inc.

Sarman Air Inc.

(48)
Snow Melting, Heating, AIR Quality
“I couldn't be more satisfied with the service provided by Sarman Air for installing a high-efficiency heat pump in my home. From the initial consultation to the final installation, the team exhibited unparalleled professionalism and expertise. The...”
Coupons & Offers
In Business Since 2018
Emergency Services
Free Initial Consultation
73 Willowbrook Rd, Thornhill, ON L3T 5K7
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Green Approved Solutions

Green Approved Solutions

(47)
Water Treatment, Heating, Water Heaters
“Jason and John were just the best! We called on a long weekend when our AC died and Jason was out before the end of the day. He came ready to repair the unit and when it wasn't repairable he had a new unit ready to install the next day. His communica...”
Emergency Services
8707 Dufferin St 10 Unit 120, Thornhill, ON L4J 0A6
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Stable Roofing Inc

Stable Roofing Inc

(23)
  • Shingles
  • Quote
  • Questions
“Ivan reshingled our roof and that of our neighbours about 5 years ago. Our eavestrough contractor noticed some shingles missing on our roof, while they were dealing with another issue. As we were still under warranty, we immediately contacted Ivan ...”
Free Initial Consultation
12 Redmond Dr, Thornhill, ON L4J 0B6
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Prestige Air Heating & Cooling

Prestige Air Heating & Cooling

(11)
  • Price
  • Mitsubishi
  • Furnace
“I hired Vlad to set up 3 outdoor AC units (Mitsubishi) and 9 indoor units. He made sure he offered the best technical solution and took the time to explain in detail what my options were and why what he was proposing was the most cost effective optio...”
Licensed
Free Initial Consultation
Emergency Services
398 Steeles Ave W Unit 204, Thornhill, ON L4J 6X3
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Eminate Hvac Design

Eminate Hvac Design

(12)
  • Company
  • Permit
  • Projects
“Helped me with HVAC permit, very helpful, responsive, fast and polite. They took the extra work to call the inspector to make sure everything wa done properly. Thank you very much, I really appreciate your help.”
In Business Since 2021
6D, 7398 Yonge St Unit # 366, Thornhill, ON L4J 8J2
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Hvac Contractors Ltd

Hvac Contractors Ltd

(5)
“I had hired another business to install our restaurant's walk-in freezer and walk-in cooler fans and rooftop compressors, but they took my deposit and disappeared. I contacted Nabil and he installed and completed everything. I'm glad there is still p...”
In Business Since 2018
Free Initial Consultation
7 Sassafras Cir, Thornhill, ON L4J 8M6
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Air Comfort Ontario Ltd.

Air Comfort Ontario Ltd.

Furnace Installation and Service, AC and Heat Pump Services, Fireplace Installation and Service
“Air Comfort Ontario takes pride in its commitment to customer satisfaction and reliability. With a team of experienced and certified technicians, we prioritize excellence in every aspect of our service, offering prompt and professional solutions tail...”
Offers Financing Options
100 Venice Crescent, Thornhill, ON L4J 7T1
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Window Caulking Toronto Experts

Window Caulking Toronto Experts

(1)
“These guys are amazing! They recaulked all my windows and sealed them perfectly.”
Free Initial Consultation
8171 Yonge St #321, Thornhill, ON L3T 2C6
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Air Trust Heating and Cooling Inc.

Air Trust Heating and Cooling Inc.

(14)
  • Furnace
  • Gas
  • Priced
“2 tank-less water system installed, a wall air conditioner/heating system installed, gas fire place repaired, an outside gas line installed for future bbque, have received great honest, reliable service and reasonably priced. It has been a pleasure...”
34 Sprucewood Dr, Thornhill, ON L3T 2P7
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Heated Way

Heated Way

Driveway, Sidewalk
1 Glamis Pl, Thornhill, ON L3T 3G7
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Cozy World Inc.

Cozy World Inc.

(50)
  • Questions
  • Tankless Water Heater
  • Competitive
“We had a fantastic experience in replacing our 20+ years old Furnace and Air Conditioner. As usual I did my research and got quotations from several contractors. I finally decided to go with Cozy world as their Sales Representative Robert was excelle...”
Free Initial Consultation
Licensed, BBB Accredited
Offers Financing Options
Transparent Fees & Pricing
16 Sims Crescent Un. 27, Richmond Hill, ON L4B 2P1
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JP Lucky Construction and Roofing

JP Lucky Construction and Roofing

(49)
  • Questions
  • Flat Roof
  • Competitive
“JP Lucky was referred to me by a good friend when I decided to build my home in Hamilton. Wendy was very friendly and knowledgeable, and lead the way through every step of construction from excavation to shingles. In this day in age, it's hard to fin...”
Family Business
In Business Since 2020
Free Initial Consultation
Emergency Services
582 Lansdowne Ave, Toronto, ON M6H 3Y6
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Home Trade Standards

Home Trade Standards

(50)
Residential, Condos, Commercial
“They did complete replacement our two condo FCU units in a day. We recommend the product and the quality work very well performed May 2024 system switch triggered a system shut down in our large 8000 BTU HVAC unit, technicians diagnosed main control...”
Offers Financing Options
In Business Since 2016
Emergency Services
Coupons & Offers
3983 Chesswood Dr, North York, ON M3J 2R8
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Certified Mechanical

Certified Mechanical

(42)
  • Job
  • Quote
  • Future
“Our industrial fridge wasn't working and I made a call to Certified Mechanical. They were able to fit me in the same day and completed the job. A HUGE thank you to Ojie and Tito who worked outside in the dark, snow and cold wind to get the job done...”
Free Initial Consultation
In Business Since 2013
Offers Financing Options
Locally Owned & Operated
29 Lloyd Ave, Toronto, ON M6N 1H1
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Citizen Plumbing & Heating Inc.

Citizen Plumbing & Heating Inc.

(38)
Pool Installation, A/C Installation & Repair, Backwater Valve Installation
“Kweku and his crew came to our home and treated us and our property with the utmost respect and work quality. Everything was carried out professionally and promptly. He has a highly skilled crew with an endless amount of knowledge on the trade. Ever...”
Free Initial Consultation
Licensed
Coupons & Offers
Family Business
20 Nugget Ave #9a, Scarborough, ON M1S 3A7
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Air Treatment Climatecare

Air Treatment Climatecare

(41)
Hot Water Solutions▼, Home Heating Systems▼, Indoor Air Quality▼
“I have been dealing with ATCC for over 20 years now. From the purchase and installation of my boiler system to the latest ductless Fujitsu unit, they have taken excellent care of me and my family for 2+ decades. Since I live in a house that is almost...”
Free Initial Consultation
In Business Since 2000
Coupons & Offers
Family Business
20 Densley Ave, Toronto, ON M6M 2R1
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High Efficiency Cooling & Heating Inc.

High Efficiency Cooling & Heating Inc.

(45)
  • Condo
  • Educate
  • Ecobee
“Harpreet and his team came earlier than their scheduled time to install our air-condition system. It is favorable to me because they finished earlier. They installed a new bracket, cleanup the mess, answer all my questions, showed us the important de...”
In Business Since 2008
Free Initial Consultation
Emergency Services
570 Alden Rd Unit 3, Markham, ON L3R 8N5
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Luso Roofing

Luso Roofing

(50)
Preventative Maintenance, Roofing Services, Coatings and Waterproofing
“I called about a single hole in my roof. Luso Roofing was the only company that followed through (job too small for many). While Nuno & his partner were here, they did a very thorough roof inspection & discovered multiple problem areas such as raised...”
In Business Since 2014
Family Business
Free Initial Consultation
Serving Thornhill Area
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A&A Heating & Air Conditioning Inc.

A&A Heating & Air Conditioning Inc.

(14)
  • Furnace
  • Price
“Simply amazing, I have known Gary and his family for about 4 years and they have been wonderful. Gary and his sons provide exceptional customer service. Always treating you and making you feel like family. No matter what time you call them they are a...”
Family Business
Emergency Services
Free Initial Consultation
Offers Financing Options
22 Steinway Blvd #20, Etobicoke, ON M9W 6T7
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Energy Home Service

Energy Home Service

(50)
  • Air Flow
  • Water Heater
  • Gloves
“In strongly recommend Energy Home Service. This is our second time using this service and both times we were privileged to have Adam here. He just left our home and thoroughly cleaned our air ducts and our dryer vent as it was a fire hazard since our...”
Family Business
Licensed, BBB Accredited
Coupons & Offers
Transparent Fees & Pricing
Serving Thornhill Area
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NT Mechanical

NT Mechanical

(16)
  • Home
  • Fair
  • Future
“We had this company come replace our air conditioner and furnace with a heat pump. They did such an amazing job! Their work is clean and they are very professional, ensuring that everything is wired and working correctly. Our contractor, Shayan, was ...”
Emergency Services
340 Don Park Rd #12, Markham, ON L3R 1C5
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Easterbrook Brothers Ltd.

Easterbrook Brothers Ltd.

(16)
  • Hot Water
  • Family
  • Humidifier
“Our family has used Easterbrook for all heating and AC needs for decades. They are amazing - professional, timely....in fact, our AC broke and within 1 hour of diagnostics, we had the team here installing a new system. Would not go elsewhere. Serv...”
Licensed
48 Galaxy Blvd Unit 409, Etobicoke, ON M9W 6C8
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Waza Home Comfort

Waza Home Comfort

(49)
  • Hot Water Tank
  • Eric
  • Humidifier
“The technician Liam came and was very professional, friendly and on time. He explained the service and issues he found. He checked the gas and all the parts on the water tank and got it working. He stayed and took time to make sure the tank stayed ru...”
In Business Since 2023
Coupons & Offers
Emergency Services
Serving Thornhill Area
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Evam Canada Inc.

Evam Canada Inc.

(50)
Fireplace Installation, Thermostat Installation, Eco Friendly Solutions
“How often do you read reviews anywhere now a days and see predominantly 5 Stars ? We'll all agree, not very often . It doesn't surprise me to see all the 5 stars for this company . My dealings with them began in 2014 with a furnace install and i have...”
Offers Financing Options
20+ Years Experience
Emergency Services
Coupons & Offers
5004 Timberlea Blvd #37, Mississauga, ON L4W 5C5
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HVAC, Heating & AC Services in Thornhill, ON Cost Estimates

Minimum cost
$2000
Maximum cost
$11986
National Average
$6240
Avg Per Hour Rates
$166
$4283
$8271
Fair price range is based on 518 cost profiles
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Average Cost $6240
Minimum cost $2000
Maximum cost $11986
Avg Per Hour Rates $166

Fair range $4283 to $8271 is based on 518 cost profiles.

Why these companies made our list

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