ADT provides peace of mind to businesses and homeowners with monitored burglar alarms and security systems. ADT home security solutions help protect families and homes and are designed to suit each homeowner's specific needs. Our business security systems include intruder detection, CCTV, access control and retail security, each backed by world class service. ADT is a business unit of Tyco (NYSE: TYC), the world’s largest company that specializes in fire protection and security. Tyco provides more than three million customers around the globe with the latest fire protection and security products and services. Tyco has more than 69,000 employees in more than 1,000 locations across 50 countries serving some of the world’s most demanding environments, including banking and financial services, oil and gas, marine, government, healthcare, retail, home security, transportation, and commercial and industrial.