Press Release

John Hixon Joins ExteNet Systems, Inc. as Director of In-Building Solutions
15-Year Veteran of Sprint-Nextel To Support In-Building DAS Network Business

OAKBROOK TERRACE, Illinois—March 10, 2008—John Hixon has joined ExteNet Systems, Inc. as director of in-building solutions. Hixon comes to the company from Sprint-Nextel Communications.

Hixon spent nearly 15 years at Sprint-Nextel, where he was most recently responsible for overall planning, network optimization, performance engineering and design activities associated with the Chicago market cluster. This market cluster ranks as one of the largest and most complex in the Unites States, encompassing more than 2,000 cell sites.

“John contributes a wealth of engineering, network management and leadership experience to this new post,”said Ross Manire, ExteNet Systems chairman and chief executive officer. “John consistently wins key advocates, and he thrives in an environment where total customer satisfaction is an organization’s primary goal. We are fortunate to have a subject matter expert of John’s caliber join the ExteNet Systems team.”

During Hixon’s employment with Sprint-Nextel, he also served as a senior RF engineering manager/in-building specialization, network operations manager and RF engineering system performance team leader for NASCAR/Chicago and Indianapolis Motor Speedway race events. While with Sprint-Nextel, Hixon was also an EMS and operations team leader on a wireless broadband deployment project with Flarion Technologies (now Qualcomm Flarion Technologies).

Hixon has deep expertise in designing and integrating in-building systems, distributed antenna systems (DAS), fiber nodes and micro cell sites. During his career, he has also been responsible for cradle-to-grave deployment of customized RF in-building solutions.

Hixon began his career with the United States Air Force, where he was a sergeant (E-4), avionics systems journeyman technician with top secret/SBI clearance. He is a graduate of Lewis University and received an A.A.S. in avionic systems technology from the University of Maryland.