Want to fix your overhead garage door? Welcome to “Promaster Garage Doors & Windows” , a family owned business based in Toronto. GTA and across Canada, that offers the complete range of garage door services including garage door repair Toronto, installation, maintenance, parts sales and more. Our highly professional and customized overhead door solutions serves both residences and businesses. You can count on us for any sales, service, installation and repair of garage doors in every major Canadian city including garage door repair Toronto.