Ramnor Controlled Comfort Air, was founded in 1965 and has been Durham Region's most trusted name for heating, ventilation and air-conditioning services, parts and products for half a century. We install and service a full range of residential and commercial HVAC systems, and we guarantee our customers quality service.

At Ramnor, we service and repair all brands of central air conditioning and heating systems, and proudly carry and install the industry's best products and parts. We complete every job with integrity you can rely on, and we believe in up front pricing so you'll always know the entire cost of the repair or installation before we do the job.

Our technicians are proud to be your "Comfort Solution Specialists"
Dedicated to provide top quality service, and protect your interests.

We rather consider your long-term interests, than to make short service calls in order to maximize the number of visits our technicians make in a day. We also back up our dedication to you, by providing several financial and protection plans.

  • Since1965

    We are proud to be bringing comfort to your home for half a century.

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  • 20,000Homes

    We honor our long history of trusting clients, and we cherish their satisfaction.

We have you Covered

With our office conveniently located in Whitby , we cover the entire Durham Region, including Oshawa, Pickering, Ajax, Scarborough and Markham. And now, we are proud to have extended our reach to the outskirts of the GTA through our Mobile Operating Teams.


Our most important Certifications


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Employment Opportunity

Please send your resume along with a cover letter, indicating your main areas of expertise to service@ramnor.com Make sure you mention Job Application in the title of your email.

We will respond you within a week if you are selected for further interview.

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