Clera Windows + Doors has been a family-owned company that manufactures and installs custom windows and doors. Since its founding in 1978, Clera Windows + Doors has improved more than 250,000 homes across Ontario. There are more than 40 sales and installation offices throughout the province, as well as their head office and manufacturing facility in Concord, Ontario. Clera understands the challenges Canadian homeowners face when it comes to windows and doors. It is necessary for them to be able to endure the harsh Canadian winters and the hot summers. That’s why they design and manufacture their windows and doors themselves right here in Ontario, so they can guarantee a high-quality product. Following that, they have expert installation teams who ensure your windows and doors are installed correctly the first time, every time.
Custom windows and doors, window and door manufacturing, window and door installation, window and door replacement.
Awning & Hopper Windows
Fixed or Picture Windows
Double & Single Hung Windows
End Vent Slider Windows
Double & Single Slider Windows
Bay & Bow Windows
Sliding & Garden Doors
Toronto and the GTA, Mississauga, Ottawa, Brampton, Hamilton, London, Markham, Vaughan, Windsor, Kitchener and Waterloo, Richmond Hill and Aurora, Oakville, Burlington, Oshawa, Barrie, St. Catharines, Guelph and Cambridge, Thunder Bay, Sudbury.
ENERGY STAR® Certified
Better Business Bureau® Rating – A+
16-time Homestars Award Winner
Three Best Rated Award Winner
Best of Ontario Window Reviews Award Winner
Their team was knowledgeable and professional, and the installation was done quickly and with great attention to detail. I am very pleased with the quality of their work and the overall experience. Any person seeking window installation services should consider Clera Windows.
August 16, 2023
Seamless installation process
All the windows and doors for our new house were purchased from Clera Windows. The installation process was seamless and the workers were very friendly and professional. We are extremely happy with the results and the new look of our house. We would highly recommend Clera Windows to anyone looking to replace their windows.
August 5, 2023
I had the pleasure of dealing with Clera Windows when I needed to replace some windows in my home. The sales representative was very knowledgeable and assisted me in selecting the perfect windows for my needs. The new windows look stunning, and the quality is top-notch. I’m impressed with the overall service and craftsmanship provided by Clera Windows. If you’re looking for reliable and beautiful windows, don’t hesitate to choose them!
July 5, 2023
Impressive Installation Experience.
We recently decided to replace our old windows with Clera Windows, and the overall process was smooth and pleasant. When we visited their showroom, the staff was attentive and offered helpful suggestions. The installation team arrived on time and completed the task with utmost precision. They were friendly, efficient, and left no mess behind. The new windows have significantly improved our home’s aesthetics while enhancing its energy efficiency.
July 3, 2023
Clera Windows replaced my front windows and the entire experience was great from start to finish. They were very knowledgeable and helpful in selecting the right windows for my home. The installation was done efficiently and the windows look fantastic.