The ultimate Choice in Home, Business, and Automotive Protection. If you are changing your locks or in need of professional locksmith services to better protect your home or business, the professionals at A1 Locksmith have the tools and resources to keep you, your loved ones, and your business safe and secure. The technicians at A1 Locksmith are highly trained individuals equipped with the latest locksmith technology dedicated to providing our customers with invaluable security services for residential, commercial, and automotive security needs. Our locksmiths specialize in lock replacement, re-keying, and the installation of deadbolts, panic bars, door closers, security locks, and master key systems, as well as automotive key replacement, and the duplication of transponder security keys. At A1 Locksmith our technicians are equipped with state of the art technology We have been providing valuable security products and services to families and businesses across the Kitchener-Waterloo.