Furnace Installation & Repair
Keep your home warm all winter with expert furnace repair and installation. From emergency calls to routine maintenance, we keep your system safe and efficient.
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Markham's Trusted HVAC Experts
Expert Heating & Cooling Repair in Markham, ON
Markham Heating & Cooling provides fast, professional heating and cooling services in Markham, ON, and surrounding areas to keep your home or business comfortable year-round. From air conditioning repair to furnace installation, our licensed technicians ensure your systems run safely and efficiently while improving comfort, efficiency of your HVAC system, and indoor air quality.
- 24/7 HVAC Service
- Financing Options
- 100% Satisfaction Guaranteed
- Licensed & Insured
24/7Emergency service
Licensed& fully insured
FreeNo-obligation quotes
LocalFamily-run & trusted
About Us
Your Trusted Partner for Year-Round Comfort in Markham
At Markham Heating & Cooling, we understand that a broken air conditioner or failing furnace is more than an inconvenience, it's a disruption to your life.
As a local, family-run company, we specialize in heating and cooling solutions tailored to the Markham, Ontario climate. From maintaining your air conditioner through a humid July to fixing your furnace in the depths of January, our team provides honest advice and technical excellence on every visit.
Every job is backed by our 100% satisfaction guarantee.
What We Do
Comprehensive Heating & Cooling Services in Markham
Markham Heating & Cooling provides fast, professional heating and cooling services in Markham, ON, and surrounding areas to keep your home or business comfortable year-round. From air conditioning repair to furnace installation, our licensed technicians ensure your systems run safely and efficiently while improving comfort, efficiency of your HVAC system, and indoor air quality.
AC Installation & Repair
Beat the heat with reliable AC repair for central and ductless systems, fast diagnostics, tune-ups, and replacements to keep you cool all summer.
Learn moreHeat Pumps
Year-round, energy-efficient heating and cooling. We help you select, install, and maintain heat pump systems that lower energy costs and boost comfort.
Learn moreDuct Cleaning
Remove dust, allergens, and debris from your ductwork to improve airflow, system efficiency, and the indoor air your family breathes.
Learn moreThermostats
Smart and programmable thermostat repair and replacement for better temperature control, scheduling, and real energy savings.
Learn moreDuctless AC Installation
Ideal for homes without ductwork, targeted, energy-efficient cooling and heating designed precisely around your space.
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Our Process
Why Choose Markham Heating & Cooling?
We believe in transparency, respect, and quality workmanship. Here's what every customer can expect.
Transparent Consultation
At Markham Heating & Cooling, we understand that a failing furnace or air conditioner can quickly disrupt your home comfort and daily routine. As a local Markham company, we provide dependable HVAC service designed for Ontario weather, supporting both heating in the winter and cooling in the summer. Our team delivers reliable solutions for every homeowner, ensuring peace of mind through professional care and consistent service.
Professional, Clean Work
Our technicians arrive on time, work efficiently, and leave your home spotless, whether installing a furnace, servicing your AC, or replacing a thermostat.
Ongoing Support
Our relationship doesn't end when the job is done. We provide repair and maintenance services to keep your system running at peak efficiency for years.
Testimonials
What Markham Homeowners Are Saying
We're proud to be the heating and cooling partner our neighbours trust and recommend.
““Markham Heating & Cooling handled our furnace repair quickly and professionally. The technician explained everything clearly and got our system running again the same day.””
SM
Sarah M.Markham, ON
““We needed a new air conditioner installed, and the process was smooth from start to finish. Very reliable team and great service for our home.””
DR
David R.Richmond Hill, ON
““They helped upgrade our HVAC system and improved the airflow in our home. Everything feels more balanced and efficient now.””
JT
Jennifer T.Newmarket, ON
Ready to Improve Your Home Comfort?
Cleaner indoor air starts with proper system maintenance. We provide air duct cleaning, air cleaner support, and air quality service to improve your home’s environment. From hot water tank connections to full HVAC system inspections, our team helps maintain balanced airflow and long-term system performance.
From the Blog
Latest News & Home Comfort Tips
Practical advice to help you get the most from your heating and cooling system in Markham's climate.
Home Comfort Tips
How Often Should You Service Your HVAC System in Markham, Ontario?
Markham's real seasons push your HVAC system hard. Here's how often you should service your furnace and AC, and why twice a year is the sweet spot.
Read article
Home Comfort Tips
Signs Your Furnace Needs Repair Before a Markham Winter
Don't wait for the coldest night of the year. Here are the most common warning signs your furnace needs repair before a Markham winter sets in.
Read article
Home Comfort Tips
Why Your Air Conditioner Struggles During Humid Markham Summers
If your AC runs all day but your home still feels sticky, humidity is likely the culprit. Here's why, and what you can do about it.
Read articleLocal HVAC Help
More About Our Heating and Cooling Services
Helpful details from our local service team.
We offer full heating and air conditioning support to keep your property running efficiently in every season.
When summer temperatures rise, a struggling air conditioning system can make your home uncomfortable. Our HVAC experts provide precise repair and hvac installation services for central air and ductless air conditioning systems. Whether you need to install a new air conditioning system or upgrade existing air conditioning systems, we focus on restoring comfort and improving energy-efficient performance for long-term reliability.
Cold weather in Markham requires dependable heating solutions. Our hvac technicians specialize in furnace repair and furnace installation, including high-efficiency furnace upgrades and full heating systems replacement. If you’re dealing with an aging furnace and air conditioner setup or considering a new furnace, we help ensure your HVAC equipment operates safely and efficiently through every heating season.
We respond quickly to HVAC work requests to restore comfort in your home without delay.
From furnace installation to hvac installation projects, we provide upfront guidance with no surprises.
Our team focuses on high-quality workmanship and careful attention to detail, ensuring reliable results and lasting comfort.
Whether your HVAC system is underperforming, your furnace needs attention, or your air conditioning systems aren’t cooling properly, Markham Heating & Cooling is ready to help. We handle installation, repair, and maintenance services with care so you can enjoy consistent home comfort all year long. Providing heating and cooling services in Markham Ontario and the surrounding areas.
Most systems benefit from annual maintenance to keep your hvac system running efficiently and to ensure long-term reliability. Regular checkups help maintain comfort for every homeowner and reduce unexpected breakdowns across Markham.
FAQs
Frequently Asked Questions
Answers to the questions Markham homeowners ask us most.
How quickly can I get furnace repair in Markham, Ontario?
Yes, a heat pump can efficiently heat and cool your home year-round. It’s a popular option in heating and cooling systems because it supports energy efficiency while maintaining consistent comfort through seasonal changes.
What types of AC repair services do you offer?
We offer comprehensive AC repair in Markham, including diagnostics, component replacement, and maintenance for central air conditioning and ductless mini-split systems to meet your cooling needs.
How do I know if my heat pump needs repair or replacement?
Signs like uneven heating or cooling, unusual noises, or rising energy bills may indicate your heat pump needs service. Our team provides professional repair and installation for optimal year-round comfort.
Why is duct cleaning important for my home?
Dust and allergens reduce the efficiency of your heating and cooling system. Professional duct cleaning helps your HVAC system run better and improves the indoor air quality your family breathes.
Can you repair or replace my thermostat?
Yes. We provide thermostat repair and replacement in Markham, including programmable and smart models, to optimize your heating and cooling performance and lower energy use.
What types of fireplaces can you install?
We install gas, electric, and wood-burning fireplaces, safely integrating them with your home heating system for warmth, ambiance, and code-compliant peace of mind.
Do you install ductless AC systems, and are they energy-efficient?
Absolutely. Our ductless AC installations provide energy-efficient cooling and heating for precise comfort without the need for ductwork.
Are your technicians licensed and experienced?
Every technician on our team is fully licensed, insured, and trained to deliver professional service using proven repair techniques.
Do you serve areas outside of Markham, Ontario?
Yes. We provide HVAC services throughout Markham and nearby communities including Pickering, Whitby, Oshawa, Bowmanville, and across York Region.
Do you offer 24/7 emergency service?
We do. Heating and cooling emergencies don't keep business hours, so neither do we, call us any time, day or night.
Proudly Local
Serving Markham & Surrounding Communities
We provide fast, reliable HVAC service throughout Markham and York Region. If you don't see your town listed, give us a call, chances are we cover it.