Best HVAC Contractors near Simcoe, ON

3 of these companies are based in Simcoe; the others serve Simcoe from towns including Brantford, Caledonia and Hagersville.

8 open 24/7 · 11 open weekends · all 24 rated 4.5+ · 3 show a licence

Data verified October 19, 2026

D&B Climatecare

D&B Climatecare

4.9 28 reviews
“We are sure happy to be part of the D&B Climate Care family as we have a service contract with them.”
Coupons & offersLicensedEmergency serviceSince 2010Family-ownedFinancing
49 Park Rd
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Causyn Cooling & Heating Ltd.

Causyn Cooling & Heating Ltd.

4.7 22 reviews
“We were nervous about making this switch, but Craig was very patient and took the time to answer all our questions before we decided.”
421 Queensway West
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Brody's Mechanical Services

Brody's Mechanical Services

4.7 26 reviews
“Mitch also came by to check everything the following week and did an amazing job.”
Emergency serviceSince 2010
5 Third Ave
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Burford Heating and Air Conditioning

Burford Heating and Air Conditioning

4.5 21 reviews
“I had one of their techs come to my house in Scotland this afternoon, he was punctual, friendly, knowledgeable, and very quick with his repairs.”
Free consultationOpen 24 hoursFinancing
Scotland, ON
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Wardell's Factory Warehouse

Wardell's Factory Warehouse

4.6 28 reviews
“Had an issue with my 2 year old stove and they responded right away to get it repaired.”
Coupons & offersSince 2009Financing
Hagersville, ON
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Atm Heating and Cooling

Atm Heating and Cooling

5.0 17 reviews
“We have been very happy with all the work Ray has done for us at our home (Central Air, and new furnace and the recent hookup of our new pool heater).”
Free consultationOpen 24 hoursSince 2021
Serving Simcoe Area
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The 24 companies listed for Simcoe, 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: Simcoe, ON

The 24 companies on this page are rated from 4.5 to 5.0 across 3,622 reviews; 12 have 50 or more reviews. When customers rate these companies on specific qualities, they most often praise professionalism (93%), responsiveness (86%) and quality (78%). 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; 11 are open on Saturdays and 9 on Sundays. The services the companies on this page list most often on their websites are furnaces (4), fireplaces (3), maintenance plans (3), air conditioners (2) and air conditioning (2). 3 show a licence on their websites and 1 lists staff certifications (NATE). Domain records put 10 websites of the companies on this page at ten or more years old; the oldest dates from 2001. 12 offer emergency call-outs; 12 offer financing or payment plans; 10 give free estimates; 4 are family- or locally-owned and 11 list coupons or special offers. We have a website on file for 23 of the companies on this page; 22 publish a contact page; 16 list a public email and 1 takes bookings online. 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 Simcoe work on Saturdays or Sundays?

Saturday or Sunday hours show up for 11 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.

W J Elliott & Son Ltd

W J Elliott & Son Ltd

4.6 16 reviews
“Called with a furnace problem in the morning and it was repaired by noon.”
Since 1925Serves Jarvis, Caledonia, Simcoe
Jarvis, ON
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BK Heating & Cooling Inc

BK Heating & Cooling Inc

5.0 4 reviews
“He got both done quickly and professioanly, leaving no mess and obviously taking pride is his workmanship.”
Free consultationOpen 24 hoursSince 2020
Wilsonville, ON
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Weeda Mechanical Inc

Weeda Mechanical Inc

5.0 5 reviews
“We called to have a gas line installed for our gas dryer and the guys had us up and running within a day.”
Free consultationSince 2019Financing
Otterville, ON
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Simplicity Air Ltd.

Simplicity Air Ltd.

4.5 7 reviews
“Details to follow, but my initial experience with Caroline on the phone and her help in answering my questions about the product I was interested in was very helpful with my decision to further research this product and ultimately decide to purchase through them at Simplicity Air.”
Since 2006
Hagersville, ON
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Brothers Gasworks

Brothers Gasworks

5.0 1 review
Waterford, ON
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Dynamic Heating & Cooling

Dynamic Heating & Cooling

5.0 50 reviews
“Starts early morning, have correct diagnosis and fix the problem in 1/2 hour.”
10-yr warranty24/7 emergency serviceFinancing availableFamily-ownedFree consultation
Hamilton, ON
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Book onlineBook
Spurr Heating & Air Conditioning

Spurr Heating & Air Conditioning

4.9 48 reviews
“Definitely dependable and reliable to show up on time for the job.”
15+ yearsServes Hamilton, BurlingtonMaintenance plansLicensedOpen 24 hoursFinancing
Hamilton, ON
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Crystal Heating and Cooling

Crystal Heating and Cooling

4.5 44 reviews
“They offered various unrelated help, set up the remote and cell software, damaged nothing, cleaned up every spec of residue.”
24/7 emergency serviceSince 1989Serves Brantford, Hamilton +6
Brantford, ON
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Select Heating and Cooling Inc.

Select Heating and Cooling Inc.

4.8 47 reviews
“His quote was received the next business day and he stayed in touch to confirm the available days for install.”
Free consultationFinancing availableSince 2017Serves Oxford CountyFamily-ownedMaintenance plans from $10/mo
Woodstock, ON
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Lloyd's

Lloyd's

4.7 47 reviews
“Lots of patience and information provided before we continued and everything is working smoothly.”
InsuredCarrier President’s Award 2026Financing availableSince 1947Serves London, Ingersoll +3Family-owned
Woodstock, ON
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Hearth & Home

Hearth & Home

4.9 50 reviews
“They gave us a service call time window of 2 hours - that's reasonable, not like some companies with the 8 am to 6 pm nonsense.”
Since 1976Serves Brantford, Paris +11Free consultation
Brantford, ON
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Quality Home Services Heating & Cooling

Quality Home Services Heating & Cooling

5.0 50 reviews
“New AC installation was quick and absolutely nothing left behind - old unit was gone before the job was finished.”
Coupons & offersEmergency service20+ yearsFinancing
Caledonia, ON
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Mt. Hope Heating and Cooling Ltd.

Mt. Hope Heating and Cooling Ltd.

4.9 49 reviews
“He was professional, prompt and fair in his pricing in fixing our AC unit in this hot weather!”
Coupons & offersSince 2013Financing
Mount Hope, ON
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Darrick Davidson Mechanical Services Ltd.

Darrick Davidson Mechanical Services Ltd.

4.8 49 reviews
“The tech explained to me what was happening so that in the future I can avoid the same situation.”
Coupons & offersOpen 24 hoursFinancing
Caledonia, ON
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Deboer Hvac Services Ltd.

Deboer Hvac Services Ltd.

5.0 50 reviews
“I have used DeBoer HVAC on 2 projects now and received excellent pricing and costumer service.”
1-yr warrantyFinancing availableServes Brantford, surrounding areas
Brantford, ON
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Guest Plumbing & Hvac

Guest Plumbing & Hvac

4.8 47 reviews
“He did all the filtration and softener on my house and it performs well and the work is top notch.”
24/7 emergency serviceFinancing availableServes Hamilton, Ancaster +7Maintenance plansSince 2015
Ancaster, ON
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Tradecraft Heating and Cooling

Tradecraft Heating and Cooling

4.9 41 reviews
“The guys really took care, as if it were their own home, in ensuring every decision made sense and lines weren't arbitrarily run in any direction because of ease.”
10% off fireplace promotionFree estimates24/7 emergency service20+ yearsServes Brantford, Hamilton, BurlingtonLicensed
Brantford, ON
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Modern Heating

Modern Heating

4.8 50 reviews
“The service man was curtious, prompt, efficient and had job complete in very short time.”
24/7 emergency serviceFinancing availableSince 1956Serves Brantford, Cambridge +7Family-owned
Brantford, ON
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Why these companies made our list

What customers say about companies near Simcoe

  • “Excellent customer service. Their technician Josh who came to complete our annual furnace inspection was professional, punctual and helpful when answering all my questions.” — customer of D&B Climatecare
  • “Early morning call with a furnace that would not turn on---they fit me in right away, professional, got it running and very fair/honest.” — customer of Burford Heating and Air Conditioning
  • “Awesome service, friendly, great price and even cleaned up after the work.” — customer of Tradecraft Heating and Cooling
  • “They were timely, professional and took the time to explain what was happening with our furnace.” — customer of Deboer Hvac Services Ltd.
  • “I highly recommend Select. Chris has been in to complete maintenance checks on our furnace a couple times now and he has always been respectful, knowledgeable and efficient.” — customer of Select Heating and Cooling Inc.

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

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