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Hawana Hvac Solutions
- Attention
- Comfort
- Questions
“He showed me how to maintain my HVAC system and how things work so I as a home owner have the peace of mind knowing I am doing the right things to my HVAC.”
Best HVAC Contractors in London, ON
24 companies listed · 23 in London · 7 open 24/7 · 19 open weekends · 22 rated 4.5+
Data verified October 18, 2026
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Orzech Heating & Cooling
- Home
- Water Heater
- Call
“Exceptional workmanship, immaculate cleanup, meticulous attention to detail, clear explanations on operation, and everything was neatly returned to its place.”
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Salmon Plumbing
- Product
- Business
- Air Conditioner
“We had nothing short of a drainage disaster at our house but Salmon demonstrated their ability to accurately assess the situation and come up with the best option.”
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Builders Choice Air Systems Ltd
- Work
- Efficient
- Fireplace
“That first experience was so positive, we have never even thought of calling anyone else any other time we have needed HVAC service in either of our properties.”
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Aire One Heating and Cooling London
- Expertise
- Money
- Efficient
“This was our first experience with Aire One and we are really pleased with their professionalism, honesty and desire to provide "service" to their clients.”
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Finan Home Service
- Apprentice
- Quote
- Electrician
“When we didn't have the right parts, he kept us apart of the decision making process and helped us make the best decision based on what we were comfortable with.”
The 24 companies listed for London, 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: London, ON
23 of the 24 companies we list are based in London; the other one does not publish an address. The companies on this page are rated from 4.0 to 5.0 across 8,006 reviews; 19 have 50 or more reviews and 22 are rated 4.5 or higher. When customers rate these companies on specific qualities, they most often praise professionalism (94%), responsiveness (78%) and quality (76%). The topics that come up most in reviews of the companies on this page are "efficient", "price" and "cleanliness". 7 are open around the clock; 19 are open on Saturdays and 14 on Sundays. 6 show a licence on their websites. 9 have ten or more years of experience, the longest 30 years. 10 offer emergency call-outs; 6 offer financing or payment plans; 9 give free estimates; 5 are family- or locally-owned and 11 list coupons or special offers. We have a website on file for all 24 of the companies on this page; 23 publish a contact page; 18 list a public email and 4 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.
Why do some of these firms show another city?
23 of the 24 companies have an address in London; the rest come from other towns within 10 km. Crews drive to the job, so the address matters less than whether they answer calls in your area in winter.
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Zed-Air Heating & Air Conditioning
- Heart Rate Variability
- Quote
- Job
“The installers had to do extra work and customization of the new unit so that it would fit into the existing opening which had originally been a wood-burning fireplace.”
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Maxcare Heating & Cooling
- Questions
- Fair
- Team
“My new AC unit works perfectly, and I highly recommend MaxCare Heating & Cooling for their exceptional service and dedication to customer satisfaction.”
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Donaldson Heating and Air Conditioning
- Bathroom Renovation
- Tankless Water Heater
- Photo
“After experiencing a couple years of terrible service from contractors and service people on various projects, dealing with Donaldson's was a welcome relief.”
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Plumbhouse Plumbing
- Fair
- a/c
- Project
“I hope that was his name) arrived ahead of schedule, were extremely quick with swapping 4 of my light fixtures as well as adding a new outlet for an upcoming kitchen renovation I am completing.”
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Virtue Heating & Air Conditioning
- Well-Being
- Honest
- Water Heater
“We tired calling other repair guys but many never returned our phone calls or gave us a very long lead time before they could even come out to figure out the problem.”
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My Fireplace
- Comfort
- Inspection
- Efficient
“They set clear expectations on their emergency service (it broke on a weekend), what they would do, how much it would cost and kept us involved throughout the entire diagnosis and repair process.”
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Roy Inch & Sons Home Services by Enercare
- Plumber
- Rental
- Water Heater
“Sean was awesome, he helped sort out an issue caused by a previous tech where my home address on my account was changed and fixed the water heater all at the same time!”
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Air Design Services Heating & Cooling
- Pump
- Couple
- Family
“Most recently I was having an issue with my pool heater and spoke to Chris, rather than sell me a new heater, he had Jeremy come over and inspect the heater.”
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Peter Inch & Associates Heating + Air Conditioning
- Understanding
- Polite
- Information
“Their expertise was evident as they navigated through the complexities of the installation process, ensuring everything was installed correctly and efficiently.”
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Triton Home Service
- Technician
- Sink
- Water Heater
“Aron is humble person, Happy Birthday Josh, Josh was very friendly and dedicated worker, sorry that we were late at reviewing and we definitely recommend this plumber to are friends and family and colleagues”
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Hyde Park Plumbing & Heating Limited
- Basement
- Tap
- Business
“The only reason I couldn't give 5 star was because I just recently had to have them come out to correct an oversight on their end from last year (mind you they didn't charge even with it being a year out and handled it promptly and professionally!”
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M & K Heating and Air Conditioning
- Basement
- Efficient
- Maintenance
“Pipes were moved so we had more clearance and they cleaned up old, dead wires that were sitting in our roof from previous DIY projects down by the old owners of our house.”
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Dowell Equipment Services
- Freezer
- The Future
- Dishwasher
“Zac was excellent, went above and beyond for our washing machine, quick switch replacement turned into quite the job, but machine is working better then ever 👍👍 thanks again.”
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Bow Home Comfort Systems
- Cost
- Furnace
- Father
“Russ and Andrew are a great team to work with, I have used BOW Home Comfort for 3 AC/Furnace Installs over the past 10 years and been very impressed on each project.”
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Presto Home Service
- Cost
- Job
- Furnace
“We had some A/C issues over the last month and Presto was able to send someone quickly (thankfully the same day in advance of the next heat wave) and was able to diagnose the issue quickly and resolve.”
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Middlesex Mechanical
- Stars
- Clean
- Needs
“As a realtor and real estate investor who owns several properties, I need to rely on contractors to complete my projects on-time and to the highest quality.”
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Comfort Living Heating and Air Conditioning
- Questions
- Communication
- Technician
“Yunus come fast and reliable fix my furnace, was very quick diagnostic my issue and even more quick finding part and fix it, replace my thermostat with smart thermostat, told me everything I was need to know really appreciate his service and recommen...”
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Comfort Canada
- Speed
- Efficient
- Job
“Not thinking we would find someone to assist us at the late hour of 9 PM, we were so relieved to find comfort Canada's ad that stated they were open until 10 but even more happy to hear that he would be right over.”
HVAC, Heating & AC Services in London, ON Cost Estimates
Minimum cost
$2493
Maximum cost
$14938
National Average
$7777
Avg Per Hour Rates
$207
$5338
$10308
Average price range is based on 434 cost profiles
Why these companies made our list
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