HVAC Contractors in Ottawa, ON — 82 Local Contractors

There are 82 hvac contractors in Ottawa, Ontario. The average rating is 4.8 out of 5 stars across 79 rated businesses. The highest rated is Francis Home Environment (4.9 stars). The most reviewed is Reliance Holmes Ottawa Heating, Air Conditioning & Plumbing with 8823 reviews.

Ottawa's cold winters and humid summers demand reliable heating and cooling systems. Local homeowners commonly need furnace installations, air conditioning upgrades, ductwork repairs, and seasonal maintenance. When hiring an HVAC contractor, verify licensing, insurance, and references. Request detailed quotes comparing equipment efficiency ratings and warranty terms. Ottawa's older housing stock often requires custom ductwork solutions, while newer homes may need heat pump installations for energy efficiency. Regional pricing typically reflects competitive market rates. Given the region's extreme temperature swings, prioritize contractors offering emergency service and maintenance plans to keep systems running year-round.

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Harry's Home Comfort | Ottawa's Best Heating, Air Conditioning, and Heat Pump Installation, Service and Repair

81 Auriga Dr, Ottawa, ON K2E 7Y5

★★★★½ 4.8 (192 reviews)
+1 855-523-4835
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Frequently Asked Questions

How many hvac contractors are in Ottawa?
There are 82 hvac contractors listed in Ottawa, Ontario as of 2026.
What is the average rating?
The average Google rating for hvac contractors in Ottawa is 4.8 out of 5 stars.
How do I choose a hvac in Ottawa?
Compare ratings and review counts, verify their credentials and insurance, and get at least three quotes before hiring.