Altek - portes et fenêtres en aluminium - Aluminum windows and doors

About Altek Windows & Doors

Altek Windows is a manufacturing company specializing in aluminum windows and doors. We mainly serve the commercial market, contractors and architects, with distribution throughout Quebec, even in the far north.
With a wide range of very high-quality aluminum windows and doors for the national market, we aim to meet the growing requirements of our customers and their markets. In time, we also developed an expertise in institutional buildings such as schools, hospitals, etc.

Altek portes et fenêtres architecturales

Altek Windows’ entire team has a common vision based on:

    • Simple, impartial and transparent business relationships.
    • Creating innovative, energy efficient and sustainable products.
    • Offer quality windows and doors with unparalleled service to customers, and always strive to deliver on time.


We always pursued the ideal of excellence and innovation on which our reputation was built. When you choose Altek windows, not only do you get a great-looking product, but also one that has been manufactured in compliance with extremely high quality standards and that is backed by outstanding after-sales service and one of the best warranties in the industry.

Since 2013, Altek Windows & Doors interests have been held by Atis Group, one of the largest window and door manufacturers and installers in Canada. The Atis Group has 9 plants located in Quebec, Ontario, British Columbia and New Brunswick, 30 stores operated by the company, and more than 1,400 employees, including 250 sales representatives and 350 installers.