Trusted HVAC Contractors in Saint Thomas, ON

Handpicked from 34 vetted & reviewed Heating & Air Conditioning companies in the Saint Thomas area, explore the top 5 leading options among the selected group of 24 finalists.

County Lines Hvac & Fireplaces

County Lines Hvac & Fireplaces

(50)
Water Heaters, Cooling, Heating
“Andrew was professional and provided a timely quote and install of our new furnace. His price was better than the competitors, and the install job they did was fantastic. Can't recommend enough!”
Family Business
43 Ross St, St Thomas, ON N5T 3X6
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Black Iron Heating & Cooling

Black Iron Heating & Cooling

(39)
  • Priced
  • Furnace
  • Water Heater
“Barry and Jeremy work very well together. They both know what they are doing and thus there is no second guessing themselves. They are two professionals you can rely on to do a perfect job. They take time to make sure the finished product looks great...”
Locally Owned & Operated
Saint Thomas, ON
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Abode Home Comfort

Abode Home Comfort

(50)
Water Heaters, Indoor Air Quality, Cooling
“From booking the appointment to the tech completing the work, the process was seamless. I was particularly impressed with the communication prior to the appointment advising that the tech was on his way - providing his name and a photograph! Well d...”
Locally Owned & Operated
Offers Financing Options
Emergency Services
In Business Since 2022
122 Edward St, St Thomas, ON N5P 1Z2
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Gastech Solutions Inc

Gastech Solutions Inc

(50)
  • Fireplace
  • Job
  • Efficient
“Office meeting sure that the appointment was convenient. GREAT call the day before to remind me. Great office staff. Installer was very pleasant took the time to go over everything with me. The best thing is they call me for yearly inspection....”
Free Initial Consultation
In Business Since 2007
45 Progress Dr, St Thomas, ON N5P 4G4
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GWB Heating & Cooling

GWB Heating & Cooling

(24)
  • Informative
  • Fireplace
  • Sales
“Trey, to the rescue AGAIN! Trey fixed our A/C in the Spring and when it was time to turn the furnace on, it wasn't working. Trey came the same day I called and had it working in no time. Thanks Trey!! Would 100% recommend Trey and the whole GWB team.”
Offers Financing Options
Emergency Services
6500 Sunset Dr, St Thomas, ON N5P 3S8
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Best of 2024

Qualification Criteria for best of Winners

Minimum Overall Score
95 (100)
Minimum Reputation Rank
98.7 Percentile
All of our award winners are based on identifiable facts - reviews, performance, and experience - collected by scientific means. We use this data to assess each business’s essential features, weighting them according to their importance to customers.
Read our methodology
Prominent finalists
Cam's Heating & Air Cond Inc

Cam's Heating & Air Cond Inc

(24)
  • Efficient
  • Call
  • Furnace
“I had a fantastic experience with Dominic, he originally came to quote me for a new A/C, as we thought it was unrepairable. But he was able to repair it, quickly and it was very affordable. Dominic took took the time to explain everything in detail, ...”
In Business Since 2011
24 Spackman Blvd, St Thomas, ON N5P 4A3
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Trade Tech Mechanical Services Inc.

Trade Tech Mechanical Services Inc.

(12)
  • Team
“Trade Tech has completed both traditional plumbing and HVAC projects for me and their professionalism and workmanship is excellent. Complicated or difficult projects have been met with creative solutions completed by hardworking people. A team of goo...”
Family Business
Free Initial Consultation
Licensed
12 Barrie Blvd, St Thomas, ON N5P 4B9
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TK Heating and Cooling Inc

TK Heating and Cooling Inc

(25)
  • Home
  • Price
  • Furnace
“TK came to the rescue when my furnace broke down. Super fast response time - they answered my message right away even though it was after hours. Tyler assessed the situation and offered all of my options, no pressure to buy. I decided on a new furnac...”
Free Initial Consultation
Emergency Services
Saint Thomas, ON
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Millcreek Plumbing and Mechanical Ltd.

Millcreek Plumbing and Mechanical Ltd.

“Nothing can be more frustrating or damaging than a plumbing leak or problem. We often take our plumbing systems for granted until something goes wrong. At Millcreek Service, our plumbers are trained in quickly finding the source of potential plumbing...”
In Business Since 2003
55 Progress Dr, St Thomas, ON N5P 4G4
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Donaldson Heating and Air Conditioning

Donaldson Heating and Air Conditioning

(48)
Heat Pumps & Green Energy, Air Quality Solutions, Plumbing
“So happy we chose Donaldson! Their superb customer service was obvious from the initial call. No pressure sales, just honest explanations and options on how to best go forward. Their quote was very competitive and their warranty promises gave us lots...”
Coupons & Offers
Offers Financing Options
77 Bessemer Rd, London, ON N6E 1P9
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M & K Heating and Air Conditioning

M & K Heating and Air Conditioning

(42)
  • Water Heater
  • Informative
  • Brand
“Bradley did a great job! He was thorough, professional and went above-and-beyond with the task he was called for - modifying the original misplacement of the humidifier so we no longer have leak issues (also replaced old tubes and put in an air filte...”
Offers Financing Options
Emergency Services
28 Adelaide St S, London, ON N5Z 3K2
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Triton Home Service

Triton Home Service

(47)
Furnaces, Boilers, Indoor Air Quality
“Plumber called before arriving. When he arrived on time, he was considerate on all levels. Worked in a very efficient manner. I was able to get another issue fixed at this time. Both jobs were completed to my satisfaction. Sink repair replaced ca...”
Offers Financing Options
Serving Saint Thomas Area
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Hawana Hvac Solutions

Hawana Hvac Solutions

(29)
Furnace Repair and Maintenance
“I had an outstanding experience with Hawana HVAC Solutions. From start to finish, their professionalism, expertise, and commitment to customer satisfaction were exceptional. The installation was seamless, and their attention to detail was impressive....”
Coupons & Offers
Emergency Services
ODP Certified
Free Initial Consultation
Millbank Dr, London, ON N6E 1S2
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Salmon Plumbing

Salmon Plumbing

(44)
  • Team
  • Company
  • Phone
“The Salmoneers arrived on schedule. Completed the job in two days. Everything works. Glad to see my parents unusually long driveway come in handy for once. 3 salmoneer vans and in driveway. Could have easily fit 7 to 8 if required. Did a good j...”
Coupons & Offers
Emergency Services
In Business Since 2001
Free Initial Consultation
96 Clarke Rd, London, ON N5W 5M9
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Builders Choice Air Systems Ltd

Builders Choice Air Systems Ltd

(50)
  • Gas
  • Call
  • Heat Pump
“We used Builders Choice Air to install a new Zuba ducted heat pump (a huge job). This is an amazing company. The crew did a fantastic job and were professional and kind. The heat pump works incredibly well and whenever we have questions about how to ...”
Coupons & Offers
Offers Financing Options
In Business Since 2005
Free Initial Consultation
492 Hill St, London, ON N6B
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Zed-Air Heating & Air Conditioning

Zed-Air Heating & Air Conditioning

(43)
  • Quote
  • System
  • Price
“In this day and age, it is rare to find a company whose service exceeds expectation. However, such has been our experience with Zed Air Heating and Air Conditioning. They have been servicing our home furnace and air conditioning for the past 2 year...”
Family Business
TSSA Certified
1112 Frances St, London, ON N5W 5N5
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Plumbhouse Plumbing

Plumbhouse Plumbing

(47)
Electrical Services, Heating Services, Plumbing Services
“We had Mitch Graham come and instal a water line to our fridge for our ice machine. Mitch was super friendly and did amazing work. Instead of taking the easy route he did the job right and took his time! Mitch was very friendly and professional. He e...”
Coupons & Offers
197 Exeter Rd Unit J, London, ON N6L 1A4
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My Fireplace

My Fireplace

(46)
  • Technician
  • Efficient
  • Inspection
“Our 3 y/o air conditioner stopped working unexpectedly and we have a medically fragile daughter for whom high temperatures can trigger seizures - this was an emergency for us. Long story short, My Fireplace was amazing to work with. They set clear ...”
Coupons & Offers
Offers Financing Options
4026 Meadowbrook Dr, London, ON N6L 1C5
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Roy Inch & Sons Home Services by Enercare

Roy Inch & Sons Home Services by Enercare

(37)
  • Check
  • Water Heater
  • Humidifier
“I just had my humidifier serviced by Matt Lustig. He arrived on time and was able to quickly diagnose the problem and fix it. After completing the service Matt walked me through exactly what he did and left me his contact info incase I had any furth...”
Coupons & Offers
Emergency Services
Licensed
3500 White Oak Rd Unit B-1, London, ON N6E 2Z9
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Air Design Services Heating & Cooling

Air Design Services Heating & Cooling

(37)
Commercial Hvac Services In London Ontario, Gas Fireplace Repair In London & Strathroy, Hvac Services in Strathroy Ontario
“Thanks to the Air Design team for the prompt replacement of our malfunctioning furnace. Glad we schedule them for our annual inspection, or we would not have been aware of the dangerous levels of CO2 being exhausted outside. Joshua and Ty showed ...”
Locally Owned & Operated
Emergency Services
Licensed
In Business Since 2004
39 Enterprise Dr, London, ON N6N 1A3
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Salliss Plumbing & Heating

Salliss Plumbing & Heating

(30)
  • Business
  • Efficient
  • Furnace
“Cannot express my most sincere appreciation to Saliss Plumbing and Heating for coming to my rescue a couple of days before Christmas . floor covered in water from drain in floor backing up. Also to Dan who did not quit until he found the problem whic...”
Transparent Fees & Pricing
Emergency Services
In Business Since 2005
443 South St, London, ON N6B 1C1
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Orzech Heating & Cooling

Orzech Heating & Cooling

(29)
Boiler Replacement, Boiler Installation, Boiler Repair
“UDPATE: THANKS to Vic and the Orzech Team for our recent furnace repair. They went to bat for us (with Lennox), as a result a nice young man just finished installing a new part in our furnace, in time for the return of frosty weather. It wasn't a ...”
Family Business
Free Initial Consultation
In Business Since 2009
3392 Wonderland Rd S Building 3, Unit 4, London, ON N6L 1A7
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Dowell Equipment Services

Dowell Equipment Services

(50)
  • The Future
  • Dryer
  • Tech
“Beau and the team at Dowell Equipment Services, were amazing to deal with, I highly recommend. I previously used another company to fix my gas stove and they replace a piece that did not need fixing. Putting me out of pocket a good amount of money. T...”
1680 Dundas St, London, ON N5W 3C7
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George's Plumbing & Heating

George's Plumbing & Heating

(29)
Boilers, Water Heaters, Heating & Cooling
“Our tankless Navien quick over the Xmas Holidays. Not the best of times to be without hot water.I Went to the Navien website to find a local plumbing contact. Not many plumbers know this technology. Found George's name and number. I called on a weeke...”
Family Business
Emergency Services
RELIANCE, NAVIEN Certified
Serving Saint Thomas Area
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HVAC, Heating & AC Services in Saint Thomas, ON Cost Estimates

Minimum cost
$2000
Maximum cost
$11986
National Average
$6240
Avg Per Hour Rates
$166
$4283
$8271
Typical price range is based on 254 cost profiles
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Average Cost $6240
Minimum cost $2000
Maximum cost $11986
Avg Per Hour Rates $166

Typical range $4283 to $8271 is based on 254 cost profiles.

Why these companies made our list

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