HVAC Contractors in Markham, — 70 Local Contractors

There are 70 hvac contractors in Markham, . The average rating is 4.7 out of 5 stars across 68 rated businesses. The highest rated is Enercare (4.6 stars). The most reviewed is Enercare with 25123 reviews.

Finding a reliable hvac contractor in Markham starts with knowing what to look for. Local contractors in this area handle furnace installation, air conditioning repair, heat pump setup, duct cleaning, and ventilation upgrades. When comparing options, verify HVAC certification, gas fitting license where applicable, and insurance coverage. Schedule maintenance before peak heating and cooling seasons for better availability. Ontario's variable four-season climate mean that experienced local contractors will plan accordingly. Check the ratings and reviews below to find a hvac contractor that fits your project and budget.

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United Home Services Centre Inc. (联合冷暖)

Ontario, Markham, Amber St, United Home Services Centre Inc. (联合冷暖)邮政编码: L3R 3A2

★★★★½ 4.7 (56 reviews)
(647) 688-6999
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Click Heat and Air

2750 14th Ave Unit G-11, Markham, ON L3R 0B6

★★★★★ 5.0 (3 reviews)
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Frequently Asked Questions

How many hvac contractors are in Markham?
There are 70 hvac contractors listed in Markham, as of 2026.
What is the average rating?
The average Google rating for hvac contractors in Markham is 4.7 out of 5 stars.
How do I choose a hvac in Markham?
Compare ratings and review counts, verify their credentials and insurance, and get at least three quotes before hiring.