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Camo Gas Repair
- Knowledge
- Stars
- Pool
“Although it is a busy time of year just before the May two four weekend, Joe's willingness to listen and his knowledge and experience were absolutely incredible.”
Best HVAC Contractors in Welland, ON
24 companies listed · 7 in Welland · 7 open 24/7 · 15 open weekends · 23 rated 4.5+
Data verified October 16, 2026
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Williams Kool Heat
- Water Heater
- Tech
- Job
“Dave helped us figure out what we needed for our new furnace and air conditioner and helped maintain our old furnace until we are ready to get the new one.”
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Bob Pietz Heating & Air Conditioning
- Gas
- BBQ
- Water Heater
“Because I have had a positive experience with these folks before, I called them when my furnace broke down recently and I am pleased to say they yet (again) did a great job.”
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Canadian Elements Inc
- Price
- Furnace
“Today I had to have my circuit board replaced on my furnace Alex responded to the call very quickly assured he would have this issued fixed in a few hours.”
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Eric Gas & Electric
- Call
- Knowledge
- Job
“Very courteous, professional and they take the time to explain all options with us and will even correct minor issues they see with your existing equipment.”
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Penn Refrigeration Ltd
“Top notch !!!”
The 24 companies listed for Welland, 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: Welland, ON
Of the 24 companies we list here, 7 are in Welland itself and 17 come from towns including St. Catharines (6, 22 km), Niagara Falls (5, 13 km) and Stevensville (1, 15 km). The companies on this page are rated from 4.3 to 5.0 across 4,292 reviews; 14 have 50 or more reviews and 23 are rated 4.5 or higher. When customers rate these companies on specific qualities, they most often praise professionalism (92%), responsiveness (86%) and quality (80%). 7 are open around the clock; 15 are open on Saturdays and 13 on Sundays. The services the companies on this page list most often on their websites are air conditioning (3), furnaces (2), heating (2) and pool heaters (2). 3 show a licence on their websites. Domain records put 10 websites of the companies on this page at ten or more years old; the oldest dates from 1998. 10 offer emergency call-outs; 5 offer financing or payment plans; 11 give free estimates; 6 are family- or locally-owned and 5 list coupons or special offers. 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 Welland answer no-heat calls at night?
Round the clock cover is stated in 7 of the 24 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.
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Bob Reid Heating & Air Conditioning
- Furnace
“Edit: The new owner of the company (which is now Hubbard, not bob reid) has called and refunded our bill because we were not shown an invoice (and had to pay on the spot).”
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AIM Heating & Cooling
“Jerry and his brother were always professional, quiet and always took time to answer any questions we had.”
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Niagara Home Heating
- Questions
- Work
- Job
“John even helped me run hot water from the tankless water heater to my outdoor shower and outdoor kitchen in a way I never even would have thought of - and it's AMAZING!”
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Aldershot Air Conditioning and Heating
- Calls
- Trust
- Gas
“Filled up the unit and agreed due to the age of it and the small leak to just wait and hope it lasts another 2-3 years before replacing the whole thing down the road.”
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Evans Heating & Cooling
- Informative
- Hot Water Tank
- Gas
“The gentleman, Kyle was very polite, explained the situation with the gas fireplace and informed me of precautions that should be followed for safety measures.”
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Performance Heating & Air Inc.
- Informative
- Work
- Call
“Scott's efforts in addition to him being a kind, genuine personable person was very much appreciated and his quality effort and customer service deserve to be recognized.”
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Mackay Heating & Cooling
- Water Heater
- Heat Pump
- Job
“Fast efficient friendly service which gives us seniors peace of mind for the hot sticky days ahead ,and confidence that we will have prompt service when needed .”
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Brian Easton Hvac
- Morning
- Backup
- Efficient
“Our 20 year old furnace died on Wednesday, we called Brian Easton and Adam dropped by Friday to review our options and installed a new furnace and air conditioner on Monday!”
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Marty's Heating and Air Conditioning
- Hot Water
- Tech
- Maintenance
“They get the job done quickly and efficiently, and any bumps along the way are faced with a calm confidence that only a seasoned and experienced company can provide.”
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Hamblet's Roofing Siding Windows
- Team
- Soffits
- Quotes
“He suggested that I could wait another +3 years to get the roof of my garage fixed as it is not a major issue for a couple of shingles blown away which will cost about 3-4 hundreds.”
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Mr. Furnace Heating and Air Conditioning
- Humidifier
- Hot Water Tank
- Gentleman
“He took the time to explain what was needed and set up an appointment for us to discuss our future heating and cooling systems with an associate of his.”
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Emerald Plumbing AND Heating
- Basement
- Clean
- Leak
“We called them first thing this morning and the repairman was there at 1pm today and fixed the problem quickly and efficiently, and at a reasonable cost.”
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Cameron's Home Comfort
- Morning
- Efficient
- Idea
“John visited our home the same day to try and get our hot water going, explained what was wrong and gave us the option to pick out our new tank or get one for us.”
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Boyko's Heating and Air Conditioning
- Punctual
- Efficient
- Honest
“Not only did they remove and capture the harmful gases of our old a/c, they installed a new a/c unit, thermostat, and moved a huge rock from my garden.”
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Moore Insulation Ltd.
- House
- Company
- Cost
“From the speed of getting a quote to handling of any last minute changes I have to say using Moores insulation was an excellent experience in every way.”
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JW Furness Plumbing
- Team
- Fair
- System
“Thank you to Steve at JW Furness for being here to expertly fix the problem(s) that I THOUGHT had been fixed by a previous company, but were only masked.”
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JPG Roofing & Construction
- Property
- Products
- Estimate
“When I got notified that I was next in line, I was informed that the materials would get delivered the day before & the crew would show up the next day.”
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Acumen Plumbing
- Price
- Stars
- Estimate
“Took the time to walk me through basic A/C troubleshooting steps over the phone with patience and professionalism and displayed a great knowledge of the A/C system.”
HVAC, Heating & AC Services in Welland, ON Cost Estimates
Minimum cost
$2454
Maximum cost
$14704
National Average
$7655
Avg Per Hour Rates
$204
$5255
$10147
Average price range is based on 466 cost profiles
Why these companies made our list
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