Schema Appoints Roni Abiri as Chief Technology Officer and Andrew Burroughsas ChiefMarketing Officer

Rochelle Park, N.J. and Herzlia, Israel – May 6, 2002 – Schema, the leading provider of optimization and planning solutions for wireless networks, today announced the appointment of Roni Abiri as Chief Technology Officer and Andrew Burroughs as Chief Marketing Officer. Abiri joined Schema in April of 2000 as Vice President of Wireless Products. Abiri will focus on the development of future wireless technologies.

“We are extremely excited to have two very talented people as members of our senior management team,” said Dr. Yosi Ben-Dov, CEO of Schema. “Their extensive experience in understanding the wireless and RF industry adds great value and support to our growing customer base.”

With over twenty years of experience in the telecom industry, Mr. Abiri brings extensive technical and managerial experience to Schema. Prior to joining Schema, Mr. Abiri spent five years at Pelephone, Israel`s first cellular operator, and was responsible for the RF planning and deployment of its CDMA network. Earlier in his career, Mr. Abiri served as an officer in an elite R&D division of the Israeli army where he pioneered novel features of spread-spectrum mobile communications.

Mr. Burroughs comes to Schema with over 18 years experience in global telecommunications and the wireless industry, Mr. Burroughs brings a wealth of experience to Schema in a wide range of accomplishments: marketing, sales, mergers & acquisitions and strategic alliances.

Other positions held by Mr. Burroughs included Chief Marketing Officer for Apogee Networks, Inc., a software billing company. At Apogee Networks he was responsible for developing and implementing the company’s marketing and product development strategies. Prior to Apogee Networks, he was Vice President / General Manager at Teleglobe International, a global telecommunications provider of data and voice services. He also held the position of Vice President, Global Marketing at Teleglobe where he spearheaded the introduction of new data, wireless and voice products for the company’s global customer base. Mr. Burroughs also held positions at TeleZone, Sprint and Pacific Bell.

About Schema
Schema is the global provider of optimization and planning solutions for wireless carriers. The company has developed advanced algorithm optimization technology allowing carriers to realize optimal spectrum efficiency. Combined with the company’s wireless expertise and its commitment to deliver unique customer solutions, Schema’s optimization capabilities allow wireless carrier’s to achieve significant capital savings. The company was recently recognized by Deloitte & Touche as one of the fastest growing and most innovative high tech companies.

Schema’s solutions are deployed and benchmarked by leading wireless operators worldwide, including Verizon Wireless, Cingular Wireless, U.S. Cellular, BellSouth International, Cellcom Greenbay and Pelephone Israel. For more information about Schema, visit the company’s web site at

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