HVAC Contractors in Guelph, — 31 Local Contractors

There are 31 hvac contractors in Guelph, . The average rating is 4.5 out of 5 stars across 30 rated businesses. The highest rated is Oosterveld Heating & Air Conditioning (4.8 stars). The most reviewed is Oosterveld Heating & Air Conditioning with 1617 reviews.

Finding a reliable hvac contractor in Guelph 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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Frequently Asked Questions

How many hvac contractors are in Guelph?
There are 31 hvac contractors listed in Guelph, as of 2026.
What is the average rating?
The average Google rating for hvac contractors in Guelph is 4.5 out of 5 stars.
How do I choose a hvac in Guelph?
Compare ratings and review counts, verify their credentials and insurance, and get at least three quotes before hiring.