Feedback formcontact with us If you’d like a free consultation, please start by completing the form: Contact InformationdetailsOffice Location110 Macintosh Blvd. Unit 3 Concord, ON L4K 4P3Contact Details(905) 532-9287 info@sterlingwindows.caOffice HoursOur support available to help you Monday-Friday: 9am to 5pm Sat: By Appt. Only