FOR IMMEDIATE RELEASE

CABOT MICROELECTRONICS CORPORATION, RENEWS KNOWLEDGEBRIDGE SOLUTION AGREEMENT TO MANAGE TRAINING PROGRAMS FOR GEOGRAPHICALLY DISPERSED WORKFORCE

“We are extremely satisfied with our decision to renew our KnowledgeBridge solution agreement. We have been very pleased with Websoft as our LMS service provider.”

RED BANK, NEW JERSEY 04/12/2006: Leading Learning Management and Learning Content Management System solution provider Websoft Systems, Inc. (Websoft) announced this week that Cabot Microelectronics Corporation (NASDAQ: CCMP), for whom employee training and development is a significant part of its workforce support processes, has renewed its KnowledgeBridge solution agreement. Websoft will continue to host, develop, and oversee the KnowledgeBridge Learning Management System (LMS) for Cabot Microelectronics Workforce Global Education.

“As the leading global supplier of sophisticated polishing compounds and provider of polishing pads used in the manufacture of advanced semiconductors and rigid disks – critical components that drive today’s electronic systems – Cabot Microelectronics Corporation has to pick software and service providers very carefully,” said Susan Gervais, Training Manager at Cabot Microelectronics. “Over the past two years, Websoft has been our LMS service provider of choice and we are very happy to renew our business relationship forward into the future.”

“In just two years, our workforce has collectively completed nearly 28,000 course completions, making our learning management system initiative a great success.”

About Cabot Microelectronics Corporation

Cabot Microelectronics Corporation (NASDAQ: CCMP) is the leading global supplier of sophisticated polishing compounds and provider of polishing pads used in the manufacture of advanced semiconductors (chips) and rigid disks – critical components that drive today’s electronic systems from desktop and laptop computers, cellular phones and electronic games, to personal data assistant, telecommunication and switchboards and the servers that power our expanding internet world. You can learn more about Cabot Microelectronics by visiting http://www.cabotcmp.com.

About Websoft Systems, Inc.

Websoft, developer of the Fortune 100 proven KnowledgeBridge Human Enhancement Platform, empowers organizations to successfully transfer knowledge throughout your audience and manage learning, performance and competencies. KnowledgeBridge provides users with the ability to learn, collaborate, share, create, deliver, manage, track and comprehensively report information from web-based, blended learning, synchronous live events and instructor-led learning. Simply put, KnowledgeBridge is the most advanced and comprehensive learning and improvement platform available today. Visit Websoft at http://www.websoft.com.

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