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...

24 hour emergency furnace repair, new furnace installation, AC repair, AC installation.

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!

The Guelph summer sun can be a relentless foe, turning your home into a sweltering sauna during the hottest months. But don't let a malfunctioning AC system leave you hot and miserable. Superior AC Repair, Guelph's trusted source for expert AC repair for over a decade, is here to be your summer hero. Fast & Reliable Service: We understand that... Read More about Superior HVAC Service of Guelph Air Conditioner Repair

Our licensed specialists are fully trained by the manufacturers and know which faults are possible and how to resolve them. They also test and maintain your hydronic heating system for optimum efficiency and energy saving.We’ve been in the business for many years, so we have seen all types of faults that can happen with boilers. We are The HVAC Service... Read More about The HVAC Service

FireIce AC & Heating is your expert HVAC service providers in the city of Guelph and the surrounding areas. Since establishing our business, many business owners and families have relied on us for all of their HVAC service needs. When it comes to ensuring better air quality and a comfortable living environment, we are the industry leader that people turn... Read More about FireIce AC & Heating

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