About Mr. Furnace

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Mr. Furnace has been serving families in St. Catharines and the Niagara region since 1978

Mr. Furnace is proud to be the premier choice for residential heating, air conditioning, air quality, and water heating systems, parts, service, and maintenance in the Niagara region and St. Catharines.

What Sets Us Apart

We are committed to providing you with high-quality, unwavering customer service. We aren’t satisfied until you are satisfied, which means we will do everything possible to ensure your experience with us is a great one.

To ensure that all installations and repairs are up to snuff, we only offer products and parts manufactured by brands that meet our high standards.

All Mr. Furnace technicians are required to have the right certifications for the job at hand. We promise to only send qualified technicians to your home so that we can ensure that all of our craftsmanship meets the high standards we have set for ourselves.

No matter what time it is, day or night, Mr. Furnace is here for you. No matter what your problem is, help is just a phone call away.

Created Comfort
In Over


We’re The Experts On Furnaces and More

Mr. Furnace Heating & Air Conditioning is the preferred choice for home comfort in the St. Catharines and Niagara region. In fact, we have been for over 40 years. And now, as part of the Right Time Heating and Air Conditioning group, we are able to serve you even better.

With a larger network of experienced professionals, exceptional training and certification, as well as the added value of standard guarantees, you can trust Mr. Furnace for all of your HVAC needs.

Our Guarantees

Whether we are installing an air conditioner or repairing your furnace, the team at Mr. Furnace stands behind our work. We aren’t satisfied until you are satisfied, and we will do everything we can to ensure that your experience with us is a great one.

Why Choose Us?


No Loopholes™

We aren’t satisfied until you are 100% satisfied with our craftsmanship, products, and materials. If within two years of the date of installation, you are not completely satisfied with our service or the quality and performance of your home comfort system, and we can’t make it right for you then we will gladly remove the system and return your original investment.


No Hassles™

If your new system breaks down within the first year, leaving you without heating or cooling, we guarantee that we will repair your equipment within twenty-four hours of your call or we will fix your problem for free and give you $1,000 to apologize for the inconvenience.


Just Right™

Not too hot, not too cold… Just Right™! If your system does not achieve the temperature you desire, we will make any modifications up to and including replacing the entire system at no charge.


We Respect You™

We promise that while our technicians are in your home, they will respect your property, protect it from damage, and leave their work area as clean as they found it. If we fail to meet any of the high standards we have set for ourselves, we will give you our full Five Year System Check-Up Package free of charge.

A Message from Our GM, Randy Norton

Randy brings over forty years of HVAC experience to our team and has been with us since 1979. Randy has first-hand experience in a wide variety of roles, from sales representative to sales manager to general manager.

Randy has deep roots in our community, including coaching Optimist Baseball and CYO hockey and basketball. He has been a long time Lions member and was the president of the Merritton Lions Club for thirty-five years. He is also a member of the WHEO business club and has served as their president.

Randy has built his career and his personal life on a foundation of integrity, just like the rest of the Mr. Furnace team. He has dedicated his life to treating others as he would like to be treated and believes that you should treat every customer with honesty and respect. After all, we only get out of life what we put into it. He works hard every day to ensure that he and his team maintain the high customer service standards we have set for ourselves.

Each company is only as good as its people, which is why Randy ensures that each and every team member has the training they need to succeed and the heart they need to let our customers know we care.

When he isn’t working hard at Mr. Furnace Randy sings with the Chapel Singers and the Grace Notes Gospel Ensemble, and volunteers with Curtains Up Productions.

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Satisfaction Guaranteed

We guarantee all of our work for one year after the date of installation.

Decades of Experience

Mr. Furnace has been serving families in St. Catharines and the Niagara region since 1978.

Locally Owned & Operated

Our customers are our neighbours – we’ve been Serving local families for over forty years.

24-Hour Service

Reliable service, whenever you need it. No additional charge for after-hours, weekend, or holiday appointments.

Right Time™ Certified Technicians

All of our technicians undergo a thorough background check and extensive training.

Exceptional Customer Service

We have an average 4.5-star rating on Google, and the Better Business Bureau has awarded us an A+ rating.

24/7 365 SERVICE

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