About US

Established over 45 years ago, Ontario Aluminum & Glass Ltd. is a leading manufacturer of windows and doors located in the heart of Toronto.  We specialize in the production and installation of windows and entry systems for a wide array of residential and commercial applications.  We have developed into one of the leading family run manufacturers of fenestration products in our market. 

With an output of hundreds of thousands of units, our production scale and expertise provides us with high market competitiveness.  Equipped with an efficient manufacturing line operated by our skilled staff, we currently serve a broad customer base of contractors, distributors and walk-in clients 

Over the last 45 years we have gained an excellent reputation for high quality products at competitive prices, professional installations, knowledgeable sales staff, and the dedicated service that we have been providing to our clients throughout the Greater Toronto Area. 

Adhering to the principle that customer satisfaction is the key to our continued success, we strive to meet the needs and wants of each unique client and project.  If you think you may be interested in having Ontario Aluminum & Glass work on your project please do not hesitate to contact us.