Commercial Refrigeration
Installation & repair for walk-in coolers, freezers, and ice machines. Specializing in commercial refrigeration including walk-in coolers and freezers.
Serving Waterloo Region
Since 1987
For over 35 years, McLean Mechanical has been the trusted name in commercial, and residential HVAC and refrigeration services. From walk-in coolers to rooftop units, furnaces to ice machines - if it heats, cools, or keeps your operation moving, we’ll install it, fix it, and keep it running like it should.
Emergency Service 24/7
2-year Limited Parts Warranty
High Quality Worksmanship
Fair and Honest Pricing
About Us
Proudly serving Kitchener-Waterloo, Cambridge, Guelph, and Southern Ontario since 1987, McLean Mechanical is your trusted partner for expert commercial, and residential HVAC and refrigeration services.
For over 35 years, we’ve built our reputation on honest service, fair pricing, and reliable solutions that keep your systems running when it matters most. From walk-in coolers and rooftop units to furnaces, air conditioners, boilers, and ice machines - if it heats, cools, or keeps things moving, we install it, service it, repair it, and back it up with confidence.
We don’t just fix equipment, we build trust.
Led by owner and founder Ralph McLean, our team is committed to fast response times, clear communication, and delivering real solutions, not sales pitches. We’re proud to offer one of the only 2-year limited parts warranties in the Tri-City region, because quality work deserves a quality guarantee.
Available 24/7 for emergency service, our fully licensed and insured technicians handle projects of any size - whether you're outfitting a new commercial space, troubleshooting a failing system, or just need a routine maintenance check to keep things running efficiently.
Our Services Include:
- Commercial Refrigeration Installation & Repair
- Walk-in Coolers, Freezers & Ice Machines
- HVAC System Installations & Upgrades
- Furnace, Boiler, and A/C Service
- Water Heater and Pool Heater Installations
- Natural Gas Equipment Installations
- Emergency & Portable Refrigeration Rentals
At McLean Mechanical, we do the job right the first time, and we stand behind our work.
When your equipment fails, call the name that’s kept Southern Ontario running strong for over three decades.
McLean Mechanical - Honest. Reliable. Experienced.
Our Services
HVAC Systems
Installations, upgrades, service, and maintenance for furnaces, boilers, air conditioning units, rooftop heating and cooling units, and water heaters.
Restaurant Equipment
Repair and maintenance services for restaurant appliances.
Gas Lines
Licensed, insured natural gas line installation, connection, and repair services.
Emergency Services
24/7 emergency repairs, portable refrigeration rentals, and priority response for critical breakdown situations.
Preventative Maintenance
Customized HVAC and refrigeration maintenance programs to keep your equipment running efficiently and prevent costly downtime.
Sales
Offering new and used HVAC and refrigeration equipment and parts.
Furnace, Boiler & A/C Service
Expert diagnostics, repairs, and maintenance for heating and cooling systems of all types and sizes.
Water Heater & Pool Heater Installations
Reliable installations and servicing for water heating and pool heating equipment for homes and businesses.
Natural Gas Equipment Installations
Licensed, insured gas line hookups, equipment connections, and new appliance installations.
Emergency & Portable Refrigeration Rentals
24/7 emergency response, repairs, and mobile refrigeration solutions for critical breakdown situations.
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Contact Us
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Service Areas
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Branding & Logos Notice
Some images and tools featured on this website may contain visible branding, logos, or trademarked content belonging to third-party companies. This includes the homepage photo of our work van (a GMC Savana), which may display logos or decals from tools and equipment we use on the job. We also use an embedded Google My Maps custom map to illustrate our service coverage area. Additionally, brands such as Yellow Jacket may appear in images showing our tools and materials. We do not claim ownership of any third-party logos, trademarks, or brand names shown anywhere on this site. Their presence is incidental and purely for illustrative purposes. All rights to these names, logos, and associated branding belong to their respective owners. No endorsement, sponsorship, or affiliation is implied or intended by their appearance.
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