Commercial HVAC

Serving Hamilton, Toronto & Surrounding Areas

If you are a business owner or property manager in the Hamilton area, you know how a serious HVAC issue could affect your business. A malfunctioning AC system, broken heater or clogged and dirty ductwork have the potential to create uncomfortable and unsafe conditions for shoppers, employees or tenants. At Guest, we provide reliable commercial and restaurant HVAC services so you can focus on what you do best and leave the repair and installation to us.Read More

leaf image
GE Logo
Lennox Logo

Service & Maintenance

Every commercial property owner wants their building to run as smoothly as possible, 365 days a year. Part of this is having access to a reputable team of service providers when something goes wrong with your HVAC system. Any commercial heating and cooling services you have performed must be done by a professional to ensure you don’t have to wait too long without heat or AC, and that the work you have done is of the highest quality possible.

Some of the signs that indicate it may be time to call in a commercial HVAC company include loud noises coming from your heating or cooling unit, irregular temperatures throughout the building, higher than average humidity in the building, elevated HVAC bills without higher usage and no heating or cooling at all

Roof Top Units maintenance Roof Top Units
indoor Ventilation in hamilton Ventilation
range hoods for restaurant hvac hamilton Range Hoods
commercial heat pumps hamilton Heat Pumps
Chillers for commercial and restaurant hvac Chillers

We can also provide you with regular commercial HVAC maintenance services to reduce the likelihood of issues and the need for repairs. When your commercial HVAC system is well maintained, you can put it out of your mind and concentrate on other elements of your property.


A new commercial or restaurant HVAC installation is a big job that’s best left to professionals. Our team has the experience and the resources to provide your commercial property with a new HVAC system that will stand the test of time and give you reliable service for years to come. Whether it’s a new build or your current system has reached the end of its lifespan, we have commercial HVAC solutions you can trust.

commercial and restaurant hvac maintenance van

  • Sheet Metal Ductwork commercial hvac Sheet Metal Ductwork
  • Roof Top Replacements Roof Top Replacements
  • Range Hoods for restaurant hvac Range Hoods
  • Air Handlers installatin Air Handlers
  • Exhaust Fans installation for commercial hvac Exhaust Fans
Contact Us

The Ultimate Guide To

Energy Efficiency

why work with us?

If you’re like most commercial property owners, quality is the top priority on your wish list when it comes to HVAC services. When you work with us, you can expect dedicated HVAC specialists that care about your property and strive to provide memorable customer service with every call. We will get to your location and assess the situation quickly to ensure timely repairs so you can get back to doing other things. It’s no secret that commercial HVAC issues can hurt your bottom line, but when you work with our team, you’ll feel confident everything is under control from the first call until the job is complete.

We Offer A Variety Of Financing Options. Find What's Best For You.


Our Plumbing & HVAC Technicians work throughout the following cities and their surrounding areas. Choose the location nearest to you for more information or contact us today.