Best Brothers Group are able to solve each one of your security needs with integrated security system solutions. Electronic security systems installation services: CCTV installation in Waterloo. All residential and commercial properties must have efficient fire alarm systems in place to protect your home or business against a possible fire. BBG provides and installs fire alarm systems in Waterloo that target life security requirements as well as your peace of mind. Our Company are able to help you in the design of fire alarm system, installation and maintenance which is proper for your application.