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Keith Kaczmarek is a co-founder and President of Cyren Call Communications. With more than 20 years of wireless telecommunications experience, Mr. Kaczmarek has played prominent technology and operations leadership roles at FiberTower, Teligent, Nextel, AirTouch, PrimeCo and GTE. As an early investor in FiberTower, Mr. Kaczmarek also held a number of roles including CTO and COO. Mr. Kaczmarek led the development, deployment and operations of Teligent's fixed wireless network. Prior to Teligent, Mr. Kaczmarek served as CTO for PrimeCo (later acquired by Verizon) where he launched the first CDMA network in the PCS band. Continuing to serve as a technology pioneer, Mr. Kaczmarek developed and deployed first and second-generation iDEN specialized mobile radio networks at Nextel. He also was instrumental in the early development of CDMA and the evaluation and selection of several leading edge technologies while at AirTouch (later acquired by Verizon). Mr. Kaczmarek holds a MBA degree, a MS degree in Electrical Engineering and a BS degree in Electrical Engineering from the University of Illinois. | 