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43 Years
experience
Emergency
services
Your Trusted HVAC Partner in Markham, ON
Established in 1983, Markham Heating & Air Conditioning has served homeowners in Markham, Richmond Hill, Thornhill, and surrounding areas with dependable heating, cooling, and air quality solutions. Our family-owned business combines over 30 years of industry experience with a commitment to personalized service, ensuring every installation, repair, and maintenance task meets the highest standards of craftsmanship. We specialize in furnaces, air conditioners, humidifiers, air cleaners, gas fireplaces, hot water heaters, and pool heaters, offering both conventional and energy-efficient options.

Our licensed, insured technicians prioritize customer satisfaction, providing free estimates and transparent pricing while maintaining a no-mess approach to installations. With a focus on long-term reliability, we service all major brands and stand behind our work with comprehensive warranties. Our referral program and senior discounts reflect our dedication to community-driven service. As a locally operated company, we understand regional climate challenges and tailor solutions to meet the unique needs of Ontario homeowners, ensuring year-round comfort and peace of mind.
Services
Furnaces Air Conditioning Humidifiers Air Cleaners Gas Fireplaces Hot Water Heaters Pool Heaters
Details
  • Year established: 1983
Highlights and features
  • We offer over 30 years of HVAC expertise tailored to Ontario's climate.
  • Our family-owned business prioritizes personalized, no-mess installations.
  • Licensed and insured technicians ensure safe, professional service.
  • We provide free, no-obligation estimates for all equipment purchases.
  • Senior discounts and referral rewards demonstrate community commitment.
What people say
Professionalism Courteous service Great workmanship Honesty Prompt repairs
Services
Furnaces
We install high-efficiency furnaces tailored to your home's needs, ensuring reliable winter performance. Our professional, no-mess installations include Rheem, Weather King, Coleman, and Goodman brands. Technicians prioritize proper sizing for optimal energy efficiency and long-term comfort, with repair services available for most existing systems.
Air Conditioning
Our air conditioning services include system selection, installation, and maintenance for Ontario summers. We offer Rheem, Weather King, and Coleman units, focusing on energy-efficient matches for your home. Spring tune-ups and repairs ensure peak performance throughout the cooling season.
Humidifiers
We supply and install Aprilaire humidifiers to combat dry winter air, relieving cracked skin and respiratory issues. Our technicians repair existing units and replace water panels, ensuring optimal indoor humidity levels for health and comfort.
Gas Fireplaces
We install Kingsman and Continental gas fireplaces and inserts, providing efficient heating and ambiance. Our services include repairs for all brands, eliminating wood-burning hassles while maintaining warmth and home value.
Hot Water Heaters
We install conventional and Navien tankless water heaters, offering energy-efficient solutions with industry-leading warranties. Repair services cover most brands, with annual maintenance recommendations to extend system lifespan and efficiency.
Questions
What HVAC services do you offer?
We install, repair, and maintain furnaces, air conditioners, humidifiers, air cleaners, gas fireplaces, water heaters, and pool heaters.
Do you provide emergency HVAC service?
Yes, we offer 24/7 emergency service for urgent heating and cooling issues.
What payment methods do you accept?
We accept payments with HST included in all service pricing.
Which areas do you serve?
We serve Markham, Richmond Hill, Thornhill, North Scarborough, Uxbridge, and surrounding Ontario communities.
Do you offer senior discounts?
Yes, we provide a 5% senior discount on service calls.
Can I refer friends for rewards?
Yes, our referral program offers $50 or a free service call for successful equipment purchases.
Reviews (5)
Erin Middleton
Jul 25, 2021 Report
I have been so pleased with Markham Heating! Jacob, the tech, is so knowledgable, honest and hardworking. Our AC stopped working and they had same day availability to come take a look. When he arrived, he was able to diagnose and repair our 40 year old air conditioner when I'm quite sure other companies would've taken a peek and told us to scrap it! We have also used them for furnace maintenance and were pleased with the service. Highly recommend!
Fraser
Dec 22, 2020 Report
Positive:Professionalism,Quality,Responsiveness
I was very impressed with the exceptional service we received. Jacob, the technician who came to our house, was professional, knowledgeable, and friendly. He definitely knew his stuff! I could not be more pleased with the service I received from Markham Heating; I would recommend them any day!
Elisabeth Marter
Dec 10, 2019 Report
Called to schedule a "free in-home estimate" as advertised on their website abs woman was extremely rude! I asked about the free estimate and she told me she can give me a price over the phone for a new unit or parts. I told her that I don't know what parts I need and she told me that what I want is a diagnosis. I told her that their website is very misleading and she told me to look up the definition in the dictionary!!! I would never use these guys !!! Customer service is a very important part of business!
Sammie Laura
Nov 18, 2019 Report
Positive:Punctuality,Quality,Responsiveness,Value
Jacob is a very knowledgeable and professional young man- far beyond his years in this profession. The company is always punctual & does a great job! Would highly recommend them to anyone looking for an honest quote & guaranteed great service!
Kerri Thompson
Dec 10, 2018 Report
Delighted AGAIN. We were totally satisfied with the service, pricing and quick response for our needs. Jacob the expert technician was helpful to give us some tips to prevent future issues. He is very knowledgeable, fast and super tidy with his work. We highly recommend this company and have used them for a variety of work at our home.