HVAC in Toronto

Air Treatment ClimateCare offers reliable heating, cooling, and HVAC services in Toronto. Get a new furnace or air conditioner from your local family HVAC team.

Also serves: Toronto, Woodstock

Certified HVAC contractor serving Ontario homeowners and businesses. Furnace and AC installation, repair, and maintenance. Heat pumps, ductless systems, and smart thermostat upgrades. Available 24/7 for emergencies.

Also serves: Toronto

Expert HVAC services throughout Ontario. Energy-efficient system installations, emergency breakdowns, and annual maintenance plans. We work with all makes and models. Transparent pricing and guaranteed satisfaction.

Also serves: Toronto

Alliance Energy Source is a trusted HVAC company providing professional heating and cooling services throughout the Greater Toronto Area , including Richmond Hill , Toronto and Markham since 1999. Our certified technicians specialize in air conditioner installation, AC repair, furnace installation, furnace repair, and complete HVAC maintenance to keep your home comfortable year‑round. I am super happy with the service that Alliance gave us. Not only lower price than all also delivered a great service and greater follow up response. I would recommend them as they offer the best brands, price and service.

Also serves: Toronto

Professional HVAC services in Toronto, Canada by Armanch. Delivering comprehensive HVACR services including design, installation, repair and maintenance with the highest quality and most affordable prices. Special Services: We provide services for Chiller , Rooftop , walking cooler / freezer , AC , Furnace , PTAC , Tankless water heaters , Heat pumps , Boilers and Fan coil units and more.

Also serves: Toronto, Etobicoke, North York

Boilers can be used to operate and heat radiators, radiant in-floor heating, air handlers and domestic hot water tanks. A boiler is a highly versatile and efficient heating system. As the first licensed heating company in Toronto, Belyea Brothers Heating & Cooling strives to maintain a legacy of superior heating services and solutions.

Also serves: East York, Toronto, Niagara-on-the-Lake

Certified HVAC contractor serving Ontario homeowners and businesses. Furnace and AC installation, repair, and maintenance. Heat pumps, ductless systems, and smart thermostat upgrades. Available 24/7 for emergencies.

Also serves: Toronto

Welcome to Cambridge Heating and Cooling, the most reliable HVAC contractor of the GTA Area. Cambridge Heating and Cooling is a trusted HVAC Contractor of Scarborough , HVAC Contractor of Toronto and HVAC Contractor of Mississauga . We have been providing the excellent heating and cooling services throughout the Greater Toronto Area since 1999. It could be the hottest summer day or the coldest night of winter, we are here to make your home or business cozy and comfortable all the year through. We are a major HVAC Contractor of Toronto , HVAC Contractor of Scarborough and HVAC Contractor of Mississauga : we offer the following heating and cooling services to residential and business clients: Furnace Repair, Maintenance and Installation.

Also serves: Toronto, Scarborough, Kanata, Carleton Place

At Canadian Heating & Air Conditioning we guarantee our furnace and air conditioning repair and installation. We specialize in the sale, installation and service of high quality air conditioning systems and furnaces and we stand behind everything we sell and all the work our team does in your home. Our quality products come from industry trusted brands – if it’s not good enough for us, it’s not good enough for you. From expert heating and cooling installations to reliable repairs and maintenance, Canadian Heating and Air delivers top-quality HVAC solutions tailored to your comfort needs.

Also serves: Toronto, Hamilton, Markham, Brantford

As a leading Toronto HVAC contractor, we provide heating and cooling services including installation, repair, and maintenance. For over 32 years, homeowners across Toronto have relied on our experienced technicians for dependable comfort year-round. Are you planning furnace installation or furnace replacement? Do you need furnace repair or is it furnace tuneup this time?

Also serves: Vaughan, Toronto, Brampton

Looking for a local and reliable pro? Check out Destination Pools & Landscaping ltd. Read their reviews and get in touch.

Also serves: Toronto, Scarborough, Bowmanville, Mississauga

We are proud local HVAC contractors with satisfied customers all around Mississauga. Dolphin Mechanical Services continues to improve and expand actively. Installing and repairing all types of heating systems. Fixing heat pumps, thermostats, electrical wires, and all the problems that your heating system may have. Complete emergency air conditioning service in Mississauga, Toronto, and Oakville.

Also serves: Mississauga, Toronto

Expert HVAC services throughout Ontario. Energy-efficient system installations, emergency breakdowns, and annual maintenance plans. We work with all makes and models. Transparent pricing and guaranteed satisfaction.

Also serves: Toronto

Upgrade your comfort with energy smart ductless HVAC installation by Go Ductless Inc. From a single room to a full home system, we make it simple. Go Ductless Inc. focuses on modern ductless heating and cooling for homes and businesses. From ductless heat pump upgrades to ductless air conditioning solutions, our goal is simple: deliver clean, reliable comfort with the right system design and a smooth installation experience.

Also serves: Toronto, East York

Certified HVAC contractor serving Ontario homeowners and businesses. Furnace and AC installation, repair, and maintenance. Heat pumps, ductless systems, and smart thermostat upgrades. Available 24/7 for emergencies.

Also serves: Toronto

Expert HVAC services throughout Ontario. Energy-efficient system installations, emergency breakdowns, and annual maintenance plans. We work with all makes and models. Transparent pricing and guaranteed satisfaction.

Also serves: Toronto

I found this company on the web and I have not regretted it since. I hired them to do a complete HVAC system in my home. Nando was the person who came out, for the site survey and within a week they installed all the equipment. READ MORE Our small office central air conditioning system failed and Nando and his team responded promptly with quote and quick turnaround. We are Engineers and Contractors ourselves and we have had Keystone help with several projects over the past few years and we can attest to their competence and professional manner READ MORE

Also serves: Palmerston, Toronto

At KLQ Mechanical, we take pride in being the leading commercial HVAC contractor in Toronto and one of the top commercial HVAC contractors in Toronto. With years of experience and a commitment to excellence, we provide comprehensive HVAC and refrigeration services tailored to meet the unique needs of businesses and industries in Toronto and the surrounding areas. Our team of highly skilled Industrial HVAC Contractors is equipped to handle all aspects of heating, ventilation, air conditioning, and refrigeration systems. We specialize in the installation, repair, and maintenance of these essential systems, ensuring optimal performance and efficiency for your business.

Also serves: Caledon, Toronto

Regular maintenance is the cornerstone of a healthy and efficient HVAC system. At L.B. Heating & Air Conditioning , we understand that preventative care not only extends the lifespan of your heating and air conditioning units but also significantly reduces energy consumption and costly emergency repairs. Our meticulous maintenance checks involve thorough inspections, cleaning of vital components, lubrication of moving parts, and calibration of thermostats. We identify potential issues before they escalate, ensuring your system operates at peak performance, providing consistent comfort while keeping your energy bills in check.

Also serves: Toronto, Palmerston, Niagara-on-the-Lake

Expert HVAC services throughout Ontario. Energy-efficient system installations, emergency breakdowns, and annual maintenance plans. We work with all makes and models. Transparent pricing and guaranteed satisfaction.

Also serves: Toronto

Ontario's HVAC specialists for residential and commercial comfort. Air conditioner repair, furnace replacement, heat pump installation, and indoor air quality solutions. Licensed gas fitters and TSSA-certified technicians.

Also serves: Toronto

Full-service heating and cooling company with years of experience across Ontario. New system installations, tune-ups, filter replacements, and duct cleaning. Carrier, Lennox, and Trane authorized dealer. Call for a free quote.

Also serves: Toronto

HVAC experts providing sales and service for all types of furnaces, air conditioners, water heaters, emergency plumbing services and more. Call 1-888-837-1451.

Also serves: Ottawa, London, Mississauga, Windsor

Ontario's HVAC specialists for residential and commercial comfort. Air conditioner repair, furnace replacement, heat pump installation, and indoor air quality solutions. Licensed gas fitters and TSSA-certified technicians.

Also serves: Toronto

Certified HVAC contractor serving Ontario homeowners and businesses. Furnace and AC installation, repair, and maintenance. Heat pumps, ductless systems, and smart thermostat upgrades. Available 24/7 for emergencies.

Also serves: Toronto