Norstar Windows & Doors
New Norstar office


Norstar Windows & Doors was established in 1993 and has quickly grown to become a leader in Aluminum Windows, Doors, Balcony Railings, Curtain Wall and Entrance system.
We were the first ISO 9001 certified window company in Ontario. We are a leading Canadian Manufacturer and Installer specializing in retro-fitting existing buildings and new construction from high & low rise multi residential, corporate high rise, industrial, hotels and commercial plaza. Over the years, Norstar has been committed and focused on ensuring the longevity of our company, through repeat and referral business achieved by customer satisfaction. We continue to maintain the highest levels of professionalism and integrity in our relationships with our suppliers, subcontractors, property owners, property managers and engineers. Our mission is to build on our history of product excellence and meet the unique needs and expectations of each client. We are committed to deliver
The Best Product, The Best Service and The Best Value.