Customer Service
Two newly installed HVAC units

Cantwell Air has been providing commercial HVAC services for more than 15 years. We’ve established long-lasting relationships with our clients by delivering reliable service.

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Commercial Installations
Industrial steel air conditioning and ventilation systems

We regularly service a diverse mix of businesses belonging to a wide range of industries, delivering on all their mechanical HVAC requirements.

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Fully Certified
air ventilation system on the roof of the building

You can fully entrust your HVAC needs to us as our organization is formally accredited by a number of industry regulatory bodies. Our licensed technicians hold full safety certifications.

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Dependable HVAC Solutions

No matter what kind of business you’re in, it is essential to put your HVAC system in trusted, professional hands. Cantwell Air Inc in Ottawa, ON provides certified mechanical services for all your commercial heating, air conditioning, ventilation, and refrigeration needs.

We supply, install, and service a wide range of HVAC equipment. Our company primarily serves the Ottawa and Eastern Ontario region.

Cantwell Air has a comprehensive preventive maintenance program in place, which includes equipment inspection and part replacements. We can also provide quotes for large-scale commercial installations and fit-up construction work. Copies of our general liability insurance, Workplace Safety and Insurance Board (WSIB), and certifications are available upon request.

Call us today at 613-828-1200 for a quote.
A row of air conditioning units on a rooftop.