A family owned business since 1946, Adams Door Systems Inc. is the largest Master Authorized Dealer in the Greater Toronto Area (GTA) for Clopay Garage Doors and Liftmaster electric openers. These manufacturers are the leaders in the industry, offering a full range of excellent quality products for any home style and budget. Clopay is the only residential garage door brand with the Good Housekeeping seal of approval, which is also carried by Liftmaster automatic openers. We offer sales, installation, and servicing for residential doors in styles ranging from vintage carriage house style doors to traditional raised panel and flush doors and even super-slick aluminum and glass full-view doors. And our LiftMaster openers will open your door safely, reliably, and quietly. All installations include a 3 year labour warranty. And now, we are offering Clopay entry doors through our West Location. Clopay entry doors are the first and only entry doors on the market specifically designed to coordinate perfectly with your new garage door. Designed to extend Clopay's legacy of excellence, they offer unsurpassed beauty, quality of construction, and cutting-edge sustainable manufacturing techniques. Our East (Markham) location is owned by Jerry Adams, and our West (Mississauga) location is owned by Dave Adams, who is also a member of Clopay's Canadian Advisory Board. The title of Master Authorized Dealer is the highest ranking given to Clopay dealers.