Longhouse Electric
“EV charger and an outlet were installed professionally and I am very happy with his work.”
Best HVAC Contractors near Halton Hills, ON
These companies serve Halton Hills from nearby bases in towns including Brampton, Mississauga and Georgetown.
15 companies listed · 10 open 24/7 · 14 open weekends · 14 rated 4.5+ · 8 show a licence
Data verified October 18, 2026
My Home Comfort
“I had to leave for the day but the technician would update me by giving me a call and sending me pictures through out the day.”
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Brooks Heating & Air
“Andrew was extremely helpful and went above and beyond to figure out the solution to our heat pump issue.”
Northwest Gas Ltd
“They answered all our questions, took care of removing the old equipment and even returned old equipment for us.”
AW Mechanical Systems
“We call Tony and with any HVAC issue and he is on site quickly and gets us up and running quickly.”
Mr Hvac Services Inc
“Rattan came same day to assess and fix the issue I was having with my furnace.”
The 15 companies listed for Halton Hills, 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: Halton Hills, ON
The 15 companies on this page are rated from 4.2 to 5.0 across 2,801 reviews; 14 have 50 or more reviews and 14 are rated 4.5 or higher. When customers rate these companies on specific qualities, they most often praise professionalism (95%), quality (81%) and responsiveness (80%). The topics that come up most in reviews of the companies on this page are "price", "cleanliness" and "efficient". 10 are open around the clock; 14 are open on Saturdays and 11 on Sundays. The services the companies on this page list most often on their websites are air conditioning (2), furnace installation (2), indoor air quality (2) and water heaters (2). 8 show a licence on their websites. Domain records put 2 websites of the companies on this page at ten or more years old; the oldest dates from 2007. 10 offer emergency call-outs; 3 offer financing or payment plans; 6 give free estimates; 2 are family- or locally-owned and 9 list coupons or special offers. We have a website on file for all 15 of the companies on this page; all 15 publish a contact page; 11 list a public email and 3 take 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 Halton Hills work on Saturdays or Sundays?
Saturday or Sunday hours show up for 14 of the 15 companies on this page. Saturday is mostly repair work; installations land on weekdays, because supply houses and municipal inspectors keep weekday hours.
Delta T Heating & Cooling Inc.
“Even went above and beyond where Lomas made a second visit during warmer weather to ensure the ac worked and the system was balanced.”
Lapis Heating & Air Conditioning
“Discussion, quotations etc took a while - but installation itself was quick and very professional.”
Avis
“AVIS was not pushy at all, answered all our questions and were available to come in right away to do the work so we would not be without heat.”
MH Heating and Cooling Solutions
“He responded quickly in an emergency, and did a very thorough diagnosis of our cooling system.”
Hvac Link
“He went the extra mile to work with us to find a furnace that was good quality and within our budget.”
Air Track Inc
“They scheduled periodic services without having to be reminded and completed all tasks in a timely matter, with quality workmanship and at a reasonable price.”
KMC Heating and Cooling Services Inc
“Not only did Chris efficiently install the unit, but they also took the time to perform a thorough check to ensure everything was functioning optimally.”
Dr Hvac
“Adam was very knowledgeable about the plumbing issue that I was experiencing.”
Nutech Air System
“I have a recent experience of Nutech Air system installing the AC unit at my place.”
Why these companies made our list
What customers say about companies near Halton Hills
- “The Avis team is friendly, professional and responsive to all calls, questions and concerns.” — customer of Avis
- “On installation day the technicians showed up on time, prepared, and courteous.” — customer of Northwest Gas Ltd
- “Very professional. We had to get a new air conditioner and Jacob took the time to show me the new unit once it was installed.” — customer of Brooks Heating & Air
- “Andrew is very knowledgeable. He fixed our problem and gave us valuable recommendations in using distilled water in our humidifier to prevent white dust buildup in the furnace.” — customer of Brooks Heating & Air
Excerpts from public reviews of the companies listed on this page.
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