A Team of Expertise
Randall C. Schwartz
Mr. Schwartz has been a key participant in the broadband wireless market for the last 10 years. He
brings 20 years of experience in the semiconductor, as well as wireless industries. He has been a key
contributor to the 802.16 standard from its inception, and has been a leading advocate and contributor of
the WiMAX Forum. Schwartz has led the development of strategy, market development and product
development for both leading chipset vendors and equipment manufacturers in the broadband
wireless market. He has extensive experience in working with wireless service providers to develop
service strategies and business plans. Schwartz has held engineering, marketing, business development
and consulting positions with Arraycomm, Intel, BeamReach, Texas Instruments, AT&T
Microelectronics, PA Consulting, and Trimble Navigation. He holds both undergraduate and graduate
engineering degrees from Dartmouth College.
Haig A. Sarkissian
Mr. Sarkissian brings 23 years of experience in the semiconductor industry with focus on the wired
and wireless communication markets. As a consultant he has advised leading semiconductor and
broadband wireless companies on strategy, target market definition, technology assessment & selections,
as well as partnership development and investments. His clients span from startups to Fortune 100
companies. Prior to his consulting career, Sarkissian was VP of Sales and Marketing at Data Race, a
leading data communications equipment company, where he managed the OEM business unit. He has
held senior marketing and product line management positions at AT&T Microelectronics where he helped establish
the DSP modem product line which grew to a $350M business unit in just five years. Sarkissian also has
extensive technical experience in ASIC design and development. He holds a BSEE from Pratt Institute
and an MSEE from Polytechnic University.
John Liebetreu, Ph. D.
Dr. Liebetreu has over 25 years of wireless communications systems engineering experience at a variety of companies including Motorola, Intel Corporation, and Intersil Corporation. He is a recognized expert in wireless communication chip architectures, creating complex system-on-chip solutions for broadband wireless applications, including the first 622 Mbps commercial wireless modem. He has been active in the IEEE 802.16 standards development community since its inception in 1999, including service as a task group chair, developing the initial IEEE 802.16 PHY specification. His previous experience includes CTO of Sicom Incorporated – a broadband wireless start-up, Senior Scientist at Intersil Corporation, and Chief Technologist in Intel’s broadband wireless division. He holds a BSEE from Michigan Technological University, a MSEE from Arizona State University, and received his Ph.D. in Electrical Engineering from the University of Missouri-Rolla.