About Mr. Furnace
Reliable Heating, Cooling & Plumbing Services Since 1978
Since 1978, Mr. Furnace Heating and Air Conditioning has been proudly serving homeowners across St. Catharines and the Niagara Region. Our commitment from day one has been simple: respond quickly, fix the issue properly, and treat every home with care.
Whether you’re facing a furnace breakdown, an AC issue, or plumbing trouble, our licensed experts are ready—day or night. We offer quick-response service, work on all equipment brands, and focus on efficient, hassle-free solutions that restore comfort fast.
Modern Solutions Backed by Decades of Experience
We’ve seen a lot in nearly five decades—from classic boiler systems to cutting-edge smart thermostats. As the industry has advanced, so have we. Our certified HVAC technicians and plumbers stay up to date on modern tools, high-efficiency systems, and best practices to offer reliable solutions that truly last.
Whether it’s installing a new heat pump, repairing a faulty furnace, or clearing clogged drains, you can count on Mr. Furnace to bring both experience and innovation to the job.
Locally Based. Professionally Driven.
We’re not just a home comfort company, we’re part of your community. Based in St. Catharines and serving Niagara Falls, Fort Erie, Beamsville, Grimsby, and beyond, our team of HVAC and plumbing professionals knows the region, and we care about the people in it.
When you call Mr. Furnace, you’re getting local experts who show up on time, treat your space with respect, and always put your satisfaction first.
What Sets Mr. Furnace Apart
Same-day repairs and next-day installations
24/7 emergency service available
Licensed, experienced technicians and plumbers
Clear communication and fair, upfront pricing
Solutions tailored to your home and comfort needs
All-in-one expertise: heating, cooling, plumbing & more
Serving the St. Catharines area with a proud local presence since 1978
What Homeowners Are Saying
From emergency repairs to annual maintenance and everything in between, St. Catharines homeowners count on Mr. Furnace for dependable, professional service. We’re proud of the relationships we’ve built and the difference we make in the lives—and homes—of our customers.
Bryan did a great job replacing a part on our furnace. He also completed the regular fall tune-up for the furnace aswell. Friendly and very polite.
Cal Harker
Areas We Serve
Mr. Furnace provides expert HVAC, plumbing, and home comfort services across St. Catharines and the Niagara Region, including:
- St. Catharines
- Niagara Falls
- Fort Erie
- Beamsville
- Grimsby
- Lincoln
- Welland
- Niagara-on-the-Lake
- Pelham
- Port Colborne
- Smithville
- Thorold
- Vineland
- Wainfleet
- Winona
Let’s Get Your Home Back on Track
Whether you’re dealing with no heat, no AC, or plumbing problems, our team is ready to help. Mr. Furnace offers 24/7 availability, quick scheduling, and honest service that puts your comfort first.
Call us at (905) 346-3507 or book your appointment online today.
