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2023 NEW REBATE PROGRAM |  Save money!


The windows we offer are high-performance, energy-efficient, and noise-blocking. They come in a variety of styles to best suit your needs.


We offer both Fiberglass and Steel doors – materials we know will last a long time while still providing a desirable aesthetic for your space. We can help you decide which type of door is best for you.

50,000 + window and door installations.

St. Clair Windows & Doors is a Canadian owned and running business based in Sarnia, ON. We treat each project with meticulous attention to detail and guarantee our work will exceed your expectations.


With over 50,000 window and door installations, St. Clair Windows & Doors is the company you can trust to get the job done right.


Let us know how we can help.

We're available to assist you!

Need to get ahold of us?


Get up to $10,000 back for making your home more comfortable.

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