AlphaServ.com Names Robert Riiska CFO

Robert O. Riiska has been named chief financial officer and vice president of finance at AlphaServ.com, a Santa Ana-based provider of multi-vendor and professional services to the information technology industry. Riiska was with Morris Anderson & Associates, where he held several positions, including regional partner, consulting manager and senior consultant.

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Gil Ledesma has been selected as the first sales manager for JMG Security Systems in Fountain Valley. Ledesma, who joined JMG in 1996, had been senior sales agent in the Inland Empire and northern Orange County territories.

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Daniel A. Crawford has been named vice president of marketing for Printrak International Inc. in Anaheim. Before joining the company, Crawford was chairman, chief executive and president of Epic Solutions Inc., which he founded. He also was a senior vice president with Science Applications International Corp. Piet H. Lesage has been appointed vice president of international business development. Lesage, who joined Printrak in September, had been with Barco NV, a European-based electronics company for 14 years. Clifford Frank Moss is the new general manager of the Boulder, Colo., division. Before joining the company in July, Moss was European general manager for Dura-Line Corp. and senior vice president of Siemens.

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Stephanie Lopez has joined Nelson Communications Group as an associate in the Irvine division. She was previously with Amies Communications and the T&O; Group, both in Irvine.

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John D. Villasenor has been appointed to the Scientific Advisory Board of Illumea Corp. in Newport Beach. Villasenor is professor and vice chair of the Electrical Engineering department at UCLA.