About Us

We Are Trusted by More Than 250+ Clients

CDN HVAC is a family-owned and operated business that provides a full line of HVAC services to homeowners and commercial customers. We are proud to service southwestern Ontario and to call it home.

We listen to our clients, understand their needs and provide quality service.
The CDN HVAC team has years of experience and we are at your disposal, from routine maintenance to complete installation.

CDN HVAC is part of the CDN Buildings family. For more information on what CDN Buildings can do for you.


Years of Experience

Why Choose Us?

CDN HVAC is a division of CDN Buildings Group of Companies, which is family owned/operated and in partnership with each division.

We have high standards for quality, customer service. Our dedicated and experienced staff are with you from the start of your project to its successful conclusion.

Our modern manufacturing facility is conveniently located near Highways 3, 401, 402 & 403 in Delhi, Ontario (about an hour east of London & two hours west of Toronto). We offer our services throughout Ontario.

When CDN HVAC is on the job, you know it is designed to meet your highest standards. We stand behind our workmanship and can assure you that your project will look its best for years to come.

Focus On Getting Our Jobs Done Quickly

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523 James Street Delhi, ON, N4B 2C2



Open Hours:

Mon-Sat: 9am - 6pm

CDN Group of Companies

We've got you covered

We pride ourselves in quality with a friendly and professional service. It’s not about how you get there but more so about the end result. Our workmanship speaks for itself and stands the test of time. It is an investment in the future of your family or business