MONEE Matrixone (MM)

MatrixOne Inc. (NASDAQ: MONEE), a leading provider of collaborative product lifecycle management (PLM) solutions for the value chain(TM) and Imag Australia, a distributor of MatrixOne products in Australia and New Zealand, have announced that they will be co-hosting the MatrixOne Australian Aerospace and Defence Forum and the Inaugural MatrixOne Australian & New Zealand Customer Conference. These events will be held at the Novotel, Brisbane in Brisbane, Australia on September 15-16, 2005. The Aerospace and Defence Forum will be held on Thursday the 15th and will feature presentations from MatrixOne customers including Boeing Australia and Tenix Defence. Mike Adami-Sampson, MatrixOne's vice president of product strategy, will deliver a presentation on MatrixOne's Aerospace and Defence roadmap. The Customer Conference, which is open to all customers, will be held on Friday the 16th. It will feature success stories from customers such as Keppel Offshore and Marine, discussions on what's new in the latest version of MatrixOne's PLM platform--Matrix 10.6, product roadmap strategies and tips on how to get more from your MatrixOne installation. Both the Aerospace and Defence Forum and the MatrixOne Customer Conference will include a panel discussion, chaired by Mike Adami-Sampson, which will give attendees a chance to hear from Imag Australia and MatrixOne Singapore product specialists. For additional information on these events, including the full agendas and registration forms, please visit http://www.matrixone.com/matrixone/events.html About Imag Australia Imag Australia Pty Ltd (http://www.imag.com.au) was established in 1992 and in 2000 became a Solution Provider for the MatrixOne(R) PLM (Product Lifecycle Management) software suite from MatrixOne(R). Specialising in Design Technology and providing Information Technology Solutions and Information/Knowledge management, to the Australian and New Zealand market, Imag Australia is also experienced in Process Modeling & Optimisation, System Integrations, System & Business Audits, Implementation, Technology Transfer, Consulting and Training services. About MatrixOne MatrixOne, Inc. (NASDAQ: MONEE) is a recognized leader in delivering collaborative Product Lifecycle Management (PLM) solutions. We provide flexible solutions that unleash the creative power of global value chains to inspire innovations and speed them to market. MatrixOne's customers include global leaders in the aerospace and defense, automotive, consumer products, high technology, life sciences, machinery, and the process industries, including Agilent Technologies, General Electric, Honda, Johnson Controls, Philips, Procter & Gamble, Siemens, and Toshiba. MatrixOne (http://www.matrixone.com/) is headquartered in Westford, Massachusetts with locations throughout North America, Europe, and Asia/Pacific. MatrixOne and the MatrixOne logo are registered trademarks and "a leading provider of collaborative product lifecycle management (PLM) solutions for the value chain" is a trademark of MatrixOne, Inc. All other trademarks and service marks are the property of their respective owners. Forward-looking statements in this release are subject to risks and uncertainties that could cause our actual results to differ materially from those anticipated. Such statements may relate, among other things, to our plans, objectives and expected financial and operating results. The risks and uncertainties that may affect forward-looking statements include, among others: poor product sales, long sales cycles, difficulty developing new products, difficulty in relationships with vendors and partners, higher risk in international operations, difficulty assimilating future acquisitions, difficulty managing rapid growth, and increased competition. For more about the risks and uncertainties of our business, see our periodic and other S.E.C. filings.