About MACKAY Heating & Cooling
Trusted HVAC service provider in Niagara region since 1967
We provide complete heating, cooling, and indoor air quality services, including installation, repair, and maintenance for furnaces, air conditioners, water heaters, and more. Our priority is customer satisfaction and reliable emergency support.
Certified Team Members
Affordable HVAC Services
With over 50 years of experience in the Niagara Region, we service and repair any brand or all major brands of furnaces, AC units, heat pumps, and mini-splits. (TSSA #FS-R-52018)
Our technicians are certified gas fitters in Ontario, fully insured, and bonded for your peace of mind.
Services We Offer
We Provide Full Range of HVAC Services
Trusted Since 1967
Quality Products with Affordable Pricing
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Competitive pricing to fit your budget without compromising on quality.
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A legacy of trust, quality, and customer satisfaction in every project.

Why choose us
Why you Should Choose our HVAC Services
With over 50 years of experience in the Niagara Region, we service and repair any brand or all major brands of furnaces, AC units, heat pumps, and mini-splits.











What Our Customers Are Saying

For professional HVAC Services, contact MACKAY Heating & Cooling