Best HVAC Contractors in Barrie, ON

24 companies listed · all 24 in Barrie · 10 open 24/7 · 17 open weekends · 19 rated 4.5+

Data verified October 18, 2026

Affordable Comfort

Affordable Comfort

4.9 49 reviews
“He was able to fix all the issues, he is very kind.”
Coupons & offersFree consultationOpen 24 hoursFinancing
92 Commerce Park Dr Unit 8
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A Plus Heating & Air Conditioning

A Plus Heating & Air Conditioning

4.9 49 reviews
“Pleasure to work with, very professional and knowledgeable with installation of both new AC and furnace for my home.”
Free estimatesSame-day serviceServes BarrieBBB accreditedOpen 24 hours30+ years
68 Hooper Rd Unit 1-3
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Barrie Heating & Air Conditioning

Barrie Heating & Air Conditioning

4.8 49 reviews
“We have always been very impressed with the efficiency and ethics that everyone of Barrie Heating and Airconditioning has shown to us.”
20% offInsured24/7 emergency serviceSince 2009Serves Barrie, Orillia +2Free consultation
4 Alliance Blvd unit 6
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Air Source Home Comfort

Air Source Home Comfort

4.9 50 reviews
“We were very impressed by the whole Air Source team, and would definitely recommend.”
Free consultationInsured24/7 emergency serviceResponds within 1 hourFinancing availableSince 2018
164 Innisfil St
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Custom Comfort Climatecare

Custom Comfort Climatecare

4.9 50 reviews
“Custom comfort care team Terry and Evan were excellent at installation and customer care.”
Coupons & offersFinancing availableSince 1988Serves Barrie, Simcoe CountyLicensedOpen 24 hours
61 Patterson Rd
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Lafontaine Mechanical

Lafontaine Mechanical

4.9 50 reviews
“Idris was the true professional; considerate and knowledgeable, explaining the issues and providing solutions in a clear concise manner.”
Serves Barrie, Midland, MuskokaMaintenance plansSince 2020
51 Prince William Way
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The 24 companies listed for Barrie, 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: Barrie, ON

All 24 companies we list here are in Barrie itself. We have 28 companies in Barrie on file; this page shows the highest-rated 24. The companies on this page are rated from 3.6 to 5.0 across 3,427 reviews; 14 have 50 or more reviews and 19 are rated 4.5 or higher. When customers rate these companies on specific qualities, they most often praise professionalism (93%), responsiveness (79%) and quality (71%). The topics that come up most in reviews of the companies on this page are "price", "estimates" and "communication". 10 are open around the clock; 17 are open on Saturdays and 16 on Sundays. The services the companies on this page list most often on their websites are air conditioners (3), water heaters (3), boilers (2), ductless mini splits (2) and emergency repair (2). 4 show a licence on their websites. Domain records put 11 websites of the companies on this page at ten or more years old; the oldest dates from 2001. 17 offer emergency call-outs; 7 offer financing or payment plans; 10 give free estimates; 5 are family- or locally-owned and 7 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 Barrie work on Saturdays or Sundays?

Saturday or Sunday hours show up for 17 of the 24 companies on this page. Saturday is mostly repair work; installations land on weekdays, because supply houses and municipal inspectors keep weekday hours.

Georgian Home Comfort

Georgian Home Comfort

4.8 48 reviews
“Thank you to Evan in Sales,Niles for a seamless installation and great communication with the office.”
Since 2016Financing
373 Huronia Rd
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Doctor Appliance Heating & Cooling

Doctor Appliance Heating & Cooling

5.0 46 reviews
“Avery provided us with fast and friendly service installing our new overhead microwave in a very efficient manner.”
24/7 emergency service250+ clients servedServes Barrie, Innisfil +5
100 Hurst Dr
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Aire One Heating & Cooling Inc

Aire One Heating & Cooling Inc

4.7 44 reviews
“They are definitely a 5 star company starting from Peggy she was amazing addressing my issues with my A/C.”
Coupons & offersFree estimatesServes Barrie, Simcoe CountyMaintenance plansEmergency serviceFamily-owned
176 Burton Ave
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Homebridge Canada Inc.

Homebridge Canada Inc.

4.6 44 reviews
“We had a consultation visit, and we were impressed with David's professionalism and knowledge.”
Since 2009
353 Saunders Rd #3
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MAK Mechanical

MAK Mechanical

4.3 39 reviews
“I had my fireplace serviced today, Doug was on time, extremely thorough and pleasant to deal with.”
Financing availableSince 1992Serves Simcoe County, Muskoka +6Emergency service
155 Brock St
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Andrew's Heating & Air Conditioning

Andrew's Heating & Air Conditioning

4.6 42 reviews
“Parts were required but I had heat by shortly after lunch He was professional and honest throughout.”
Free estimates24/7 emergency serviceSince 2009Serves Barrie, Simcoe CountyLocally owned
62 Letitia St
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Barrie Furnace Repair

Barrie Furnace Repair

4.8 46 reviews
“He has helped myself and my family on numerous occasions and has always come through for us with our furnace repairs.”
InsuredServes Barrie, Innisfil +420+ years
7 Loyalist Ct
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Barrie Mechanical

Barrie Mechanical

4.8 46 reviews
“Sharon and myself want to extend a sincere thank you to Brad ,Kelly and the team for the excellent customer service this past two weeks.”
Free estimates24/7 emergency serviceServes Barrie, Simcoe County
9 Maple Crown Terrace
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Corh

Corh

4.7 18 reviews
“Josh was nothing but professional courteous, and his technical knowledge of the appliance was exactly what we were looking for.”
Free estimatesLicensed & insured24/7 emergency service2,500+ homeowners servedServes Barrie, Orillia +4
322 King St Unit #3
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Plancaster Heating and Air Conditioning

Plancaster Heating and Air Conditioning

5.0 34 reviews
“Patrick, James, and Keaton were amazing, they were courteous, cleaned up after themselves, and so pleasant to have in our home.”
Free estimatesServes Alliston, Innisfil +8Since 2012
889 Penetanguishene Rd
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RK Air Systems

RK Air Systems

5.0 18 reviews
“When his team came (Brad and Ryan, if I remember correctly) they were friendly, polite and happy to answer our questions.”
Free consultationSince 2020Serves Barrie, Orillia +2Open 24 hours
14 Sumac St
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Garry Mechanical Inc

Garry Mechanical Inc

5.0 15 reviews
“Efficient, Professional, and Reliable:Garry Mechanical inc delivers top-notch service with a smile.”
Free phone consultationTSSA licence #FS-R-5009124/7 emergency serviceFinancing availableServes Barrie, Innisfil +3Maintenance plan
75 Anne St S Unit 1
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Temp Tech Mechanical Inc.

Temp Tech Mechanical Inc.

4.3 5 reviews
“I would highly recommend safe, clean and total solution job done by this company's employee.”
Coupons & offersFree estimates24/7 emergency serviceSince 2021
524 Bayfield St
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Napoleon Home Comfort Barrie

Napoleon Home Comfort Barrie

3.7 29 reviews
“These days it is very hard to find employees that go out of their way for a customer, take pride in their job/company and are simply kind.”
Coupons & offers24/7 emergency serviceFinancing availableSince 2003
24 Napoleon Rd
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AB Mechanical Inc.

AB Mechanical Inc.

5.0 6 reviews
“AB Mechanical installed a new furnace in our home.”
Emergency service25+ years
31 Herrell Ave
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Fire Proofing Barrie

Fire Proofing Barrie

5.0 4 reviews
“Their team was very quick, professional and very friendly.”
Serves BarrieOpen 24 hoursSince 2021
86 Versailles Crescent
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Prestige Mechanical Ltd.

Prestige Mechanical Ltd.

4.3 8 reviews
“As a manufacturer representative, I had a pleasure to work with Prestige Mechanical on numerous projects together and I can say that their quality of work and especially the workmanship is outstanding.”
Emergency serviceSince 2001
240 Tiffin St
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Lake Simcoe Heating & Air Conditioning

Lake Simcoe Heating & Air Conditioning

3.4 9 reviews
“He was very patient as we left for a couple weeks on vacation and when we returned Paul had followed up but didn't put any pressure on us to make a decision.”
LicensedOpen 24 hoursSince 2011Financing
240 Tiffin St
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Why these companies made our list

What customers say about companies in Barrie

  • “Great customer service! Jonathan and Adam showed up on time, explained everything they were doing and went above to do a proper install of our new furnace.” — customer of Georgian Home Comfort
  • “Rob and Matt are amazing. Very knowledgeable, very pleasant to deal with, very responsive, extremely hard working.” — customer of RK Air Systems
  • “Great service, friendly and professional technicians. I had an issue with my furnace and they came quickly and were able to solve the issue for a very reasonable price.” — customer of Barrie Mechanical
  • “Excellent and fast service! Stephen was extremely respectful of our home and went above and beyond to ensure our furnace was in good working order to keep our family warm over night.” — customer of Air Source Home Comfort
  • “Aaron did a great job servicing our furnace today - on time, professional, skilled and helpful!” — customer of Custom Comfort Climatecare

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

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