For over 20 years, Hy-Mark has been providing the best possible HVAC service to our customers in Guelph, ON and the Tri-City Area. We are dedicated to exceptional craftsmanship and providing you with the best possible experience. From residential and commercial projects, to renovations and equipment maintenance, we take ownership in giving our customers the best possible service. Hy-Mark's name... Read More about Hy-Mark Home Comfort

We recently had Marc from Hy-Mark Home Comfort install our...

When it comes to HVAC Companies, HVAC Contractors, Commercial AC Repair, and more, no one compares to Precision Air Mechanical Services Ltd. With years of combined experience, Precision Air Mechanical Services Ltd has worked hard to build the trust of our clients in Guelph and surrounding areas. Visit our website to learn more or better yet, call us today!

"HVAC Contractors Trusted in Guelph, Kitchener, Waterloo and Everywhere Between. Expert Heating, Ventilation, Air Conditioning and Indoor Air Quality professionals."