About Mersey Heating and Cooling

Committed to Your Home Comfort

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Working in Your Community for Over 45 Years

Your satisfaction matters most to us. At Mercy Heating and Cooling, we work to make red carpet customer service available to everyone. Our team works with you to help you determine what home comfort solutions will best serve your unique needs. We don’t attempt to upsell, and we never recommend anything that we don’t believe provides the best value for your home.

We love what we do, and we love the people we got to work with. As a result, the people we work with love us back. But you don’t have to take our word for it. Check out our Google reviews. With an average rating of 4.8 stars out of five, we think it’s safe to say that our customers back up our claims.

Our Advantage

All of our technicians receive training from North American Technician Excellence. Through this prestigious organization, our technicians receive the highest level of certification.

In addition to our collection of guarantees to ensure your satisfaction, we are also accredited by the Better Business Bureau®.

Our technicians are available 24/7/365. We are pleased to help with any sudden or urgent home comfort needs you may encounter.

Our experts will evaluate your home and make their professional recommendations for free. Not cost, no pressure, and no commitment.

Created Comfort
In Over


Caring for Your Heating & Cooling Needs

At Mersey Heating and Cooling, we truly do believe that we maintain the highest standard of service and workmanship. Every element of our business is designed to deliver optimal results to you, the homeowner. From our industry-leading training practices to our comprehensive guarantees, your satisfaction is paramount in everything we do.

Our Commitment to You

We honestly believe that we are the best at what we do. By developing below guarantees, we hold ourselves accountable to our own standards, while giving you the peace of mind that our success hinges on your satisfaction. With Mersey Heating and Cooling, you know exactly what you’re going to get. We guarantee it.

Why Choose Us?


No Loopholes™

Your satisfaction is our priority. If you’re unsatisfied with our work, products, or materials within 2 years of the installation date, we’ll do our best to make it right. No Loopholes™, just accountability.


No Hassles™

We stand behind the work we do. If within two years of your installation, you find yourself without heat due to a system breakdown, we will repair the issue within 24 hours of your call, or we’ll offer you $1000 for your inconvenience. No Hassles™, just results.


Just Right™

Consistency is key. If your system doesn’t give you the set temperature you desire within the first 5 years, we’ll make the necessary adjustments, up to and including replacing the system at no charge. No fluctuations, Just Right™


We Respect You™

We hold our technicians to the highest possible standard, and expect everyone on our team to respect you, your family, and your property. If we fail to live up to these standards, we will gift you with our full 5-year system check-up package at no charge. We Respect You™.

About Our GM, Karen Symak

Karen grew up in the Durham area. After a brief stint in retail, Karen discovered a passion for HVAC, and has been working in the industry ever since. In her 20-plus years of HVAC experience, Karen has done it all. She started as a technician, transitioned into sales, and eventually worked her way up into management.

Karen believes in doing the right thing for the customer. She is a driven leader with a keen focus on team building, and possesses the ability to impart her relentless motivation to others through coaching. Nothing catches Karen off-guard; she’s highly adaptable to change, and never fails to garner high productivity and results.

Karen fosters a culture of fun, efficiency, and overachievement. When she’s not at work, she likes to read and spend time with her family, which includes 4 kids and 1 dog.

Reviews From

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Our technicians are NATE-certified, an industry-leading training organization.

Always Available

We’re ready to help – twenty-four hours a day, seven days a week, year-round.

Satisfaction Guaranteed

Our installations are protected by our guarantees.

Trusted Experience

We’ve been at work in the Greater Toronto Area for over 45 years.

Your Local Source

Locally owned, locally operated – we take pride in serving our community.


Our average Google rating of 4.8 stars proves our commitment to excellence.

24/7 365 SERVICE

647-366-5974 Request a Quote
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