On All Windows and Doors in Cornwall, Lancaster, Alexandria, Hawkesbury & Surrounding Areas …

(613) 525-4947

Get a FREE Quote.

Contact us to schedule your free in-home, no obligation quote today.

Getting the right windows and doors style, a dedicated professional team that are focus on getting the installation done right, on time and to last for years to come, is the Glengarry Windows & Doors mission. Get a free no obligation quote today and experience for yourself what so  many satisfied clients have, The Glengarry Windows & Doors difference.

Glengarry's Leading Window and Door Company

We are window and door specialists! Unlike the big-box stores, we specialize in replacement windows and doors, which means you get expert service backed by 40+ years of knowledge and experience.

We Sell

Top quality products and services at affordable prices to customers in Eastern Ontario.

We Install

For maximum performance, your products are installed by experts in windows and doors.

We Service

Glengarry Windows and Doors offers a wide variety of services in store and on site.

Glengarry Windows and Doors Cornwall

Looking for a local window and door company?

Call us at (613) 525-4947

Looking for a local window and door company?

Call us at (613) 525-4947


"We recently replaced our house windows. After comparing quality and pricing, we decided to purchase our windows at Glengarry Windows & Doors"

Alexandria, Ontario

"I love my new skylight! I was impressed by the way you guys cleaned up after the job was finished. It was a pleasure seeing professionals at work. Thank you!

F.A. Burton
Cornwall, Ontario

Why Choose Glengarry Windows & Doors?

We provide our customers with a simple, worry free experience and we back up everything we do with the best warranty in the business. Here's what makes us unique:

$5 Million Liability

In the unlikely event of injury or accident, not only are our employees covered, but your property is protected under our company policy.

Satisfaction Guaranteed

Every one of our services is backed by our 100% satisfaction guarantee. We are fully committed to making your home dreams come true!

WSIB Insured

We believe that all of our crews deserve the peace of mind that comes with knowing they will be looked after should any unforeseen circumstances take place.

40+ Years Experience

Glengarry Windows and Doors in Alexandria has a proven track record! Our expert, skilled staff are here to meet all of your needs – from start to finish of your project!

Background Checked

Feel safe and secure with our friendly, professional staff. Every employee entering your home has passed an extensive criminal background check.


Even when the job is done, we’re still there for you. All of our work is backed by a manufacturers guarantee.

Download Your Free Brochure Today!

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