Best HVAC Contractors near Wilmot, ON

1 of these companies is based in Wilmot; the others serve Wilmot from Kitchener (14 km), Waterloo (13 km) and Wellesley (13 km).

9 open 24/7 · 11 open weekends · all 15 rated 4.5+ · 1 shows a licence

Data verified October 21, 2026

Summer Breeze Mechanical

Summer Breeze Mechanical

4.6 34 reviews
“They came out several times to look at it, take videos and got the manufacturer involved to provide a solution that worked for everyone.”
Open 24 hoursFinancing
1773 Erbs Rd
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Delta Air Systems Ltd.

Delta Air Systems Ltd.

4.9 144 reviews
“Blower fan repair, capacitor replacements, leaky filter/coils, AC replacements, thermostat installs and troubleshooting - I've had it all done incredibly professionally by these folks!”
Free estimatesECRA/ESA licence #700895424/7 emergency serviceSince 1970Serves Kitchener, Waterloo +11Family-owned
Waterloo, ON · 13 km from Wilmot
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Advance Heating & Cooling KW

Advance Heating & Cooling KW

5.0 136 reviews
“Justin is an excellent sales person and worked tirelessly to get us the best deal.”
Coupons & offersOpen 24 hoursFinancing
Kitchener, ON · 14 km from Wilmot
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Unique Air

Unique Air

4.9 130 reviews
“He made sure to check all our gas appliances and confirmed everything was in working order after fixing our gas fireplace and main gas line.”
Coupons & offersFree consultationOpen 24 hoursSince 2018
Kitchener, ON · 14 km from Wilmot
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All Year Heating and Cooling Inc.

All Year Heating and Cooling Inc.

5.0 79 reviews
“I was impressed , forgot to mention a pipe needed to be removed from the back of the stove, he came back next day to complete , I was very impressed.”
Coupons & offersFree consultationOpen 24 hoursSince 2022
Waterloo, ON · 13 km from Wilmot
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Total Aire Care Inc.

Total Aire Care Inc.

4.9 128 reviews
“We had Total Aire Care take care of our duct cleaning, dryer vent cleaning, and furnace installation, and everything went great.”
24/7 emergency serviceServes Waterloo RegionMaintenance plans
Kitchener, ON · 14 km from Wilmot
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The 15 companies listed for Wilmot, 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: Wilmot, ON

The 15 companies on this page are rated from 4.6 to 5.0 across 4,144 reviews; 14 have 50 or more reviews. When customers rate these companies on specific qualities, they most often praise professionalism (87%), responsiveness (80%) and quality (77%). The topics that come up most in reviews of the companies on this page are "price", "efficient" and "cleanliness". 9 are open around the clock; 11 are open on Saturdays and 10 on Sundays. The services the companies on this page list most often on their websites are cooling (3), furnace (3), water heater (3), air conditioners (2) and air quality (2). 1 shows a licence on its website. 5 have ten or more years of experience, the longest 29 years. 12 offer emergency call-outs; 6 offer financing or payment plans; 6 give free estimates; 1 is family- or locally-owned and 7 list coupons or special offers. We have a website on file for all 15 of the companies on this page; 13 publish a contact page; 14 list a public email and 2 take bookings online. We count these figures across the companies on this page; distances are straight-line, and hours and prices change, so confirm the details with the company before you book.

Which companies listed for Wilmot answer no-heat calls at night?

Round the clock cover is stated in 9 of the 15 listings here. On a winter night that call is worth making early, because a house left without heat can freeze pipes before morning. Expect a temporary fix and a return visit once parts are available.

Arthur's Heating & Cooling

Arthur's Heating & Cooling

4.9 92 reviews
“My AC broke during a heat wave and he was able to come day of and found the issue quickly.”
Emergency serviceSince 2009
Kitchener, ON · 14 km from Wilmot
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Air Comfort Mechanical Inc.

Air Comfort Mechanical Inc.

5.0 136 reviews
“He came out on a Sunday to fix a problem with an improperly installed Nest thermostat, and he solved the problem in about 10 minutes.”
Coupons & offersFree estimatesTSSA licence #0000284487Insured up to $2MServes Waterloo Region, Brant +3Open 24 hours
Kitchener, ON · 14 km from Wilmot
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Air Expert Home Comfort Inc

Air Expert Home Comfort Inc

4.7 110 reviews
“I had a water softener installed at my home in Kitchener by Air Expert Home Comfort on August 25th, and I couldn't be happier with the experience.”
Free estimatesFinancing availableServes KitchenerOpen 24 hours
Kitchener, ON · 14 km from Wilmot
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Regional Air

Regional Air

4.9 110 reviews
“I appreciate they checked out everything thoroughly and provided knowledge to me, not only for what they were doing, but also for what else I may need to know about the equipment.”
Free estimates24/7 emergency service30+ yearsServes Kitchener, Waterloo +2Family-owned
Kitchener, ON · 14 km from Wilmot
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Bast Home Comfort

Bast Home Comfort

4.6 89 reviews
“Both Matts were easy to communicate with and ensured we were fully satisfied with the installation of both the fireplace and mantle.”
Coupons & offersFinancing availableSince 1988Family-owned
Waterloo, ON · 13 km from Wilmot
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Richmond Heating and Air Conditioning

Richmond Heating and Air Conditioning

5.0 146 reviews
“Kevin and Alex were very professional during install and explained new unit features and answered all our questions.”
Coupons & offersSince 2008FinancingLocally owned
Wellesley, ON · 13 km from Wilmot
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Koebel Heating

Koebel Heating

4.9 127 reviews
“Thanks again too Tim and the guys for the resent maintenance done on my furnace.”
Since 2016Serves Kitchener-Waterloo, Cambridge +3Family-ownedEmergency serviceFinancing
Waterloo, ON · 13 km from Wilmot
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BAU Mechanical Inc.

BAU Mechanical Inc.

4.9 51 reviews
“Tim was very thorough in the quoting process, and made sure to work with me to figure out the best way to run the ducts.”
Free estimatesFinancing availableServes Kitchener, Waterloo +3Emergency service
Kitchener, ON · 14 km from Wilmot
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Afterglow

Afterglow

4.9 90 reviews
“He explained the nature of the issue very clearly and showed me how to fix it myself if it occurred again.”
Free estimates100% satisfaction guaranteeSame-day responseSince 1991Serves Kitchener, Waterloo +2Family-owned
Waterloo, ON · 13 km from Wilmot
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Why these companies made our list

What customers say about companies near Wilmot

  • “Jeff was my technician and he was extremely knowledgeable, friendly and helped me understand my furnace and the idea of good heating in my home.” — customer of Summer Breeze Mechanical
  • “Left the house clean after they left. They explained everything and made sure we were comfortable with how the furnace ran before they left.” — customer of Richmond Heating and Air Conditioning
  • “Dan was very knowledgeable and courteous. Fixed our furnace that stopped working in the middle of -30c winter.” — customer of Regional Air
  • “Thank you Colin for an amazing job recommending the two units tailored to my needs and budget for my smaller house which had a challenging cramped space for the furnace installation.” — customer of Total Aire Care Inc.
  • “Professional, super friendly and was able to get my furnace up and running super quickly.” — customer of Air Expert Home Comfort Inc

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

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