TeleCommunication Systems, Inc. (TCS) (NASDAQ: TSYS) engineers and delivers highly reliable wireless communications technology. TCS is a leader in wireless text messaging and location-based technology, including E9-1-1 services and commercial applications like navigation that use the precise location of a wireless device, and secure satellite-based communications systems and services. Customers include leading wireless and VoIP carriers around the world, cable multi-system operators, automotive telematics vendors, and agencies of the U.S. Departments of Defense, State, and Homeland Security. TCS is one of six primary vendors on a $5 billion Army Worldwide Satellite Systems Contract vehicle.