Dassault Systemes Announces DELMIA 2006 Worldwide User Conferences; ``Collaboration in Action'' Educates Attendees on Digital Manufacturing Applications and Benefits

Business Wire, July 7, 2006

AUBURN HILLS, Mich. -- Dassault Systemes (NASDAQ:DASTY) (BOURSE:DSY) (EURONEXT:13065), has announced the dates and locations of its 2006 DELMIA digital manufacturing Worldwide User Conferences titled "Collaboration in Action." The North American conference will take place at the Hyatt Regency in Dearborn, Michigan on October 11-12. DELMIA will also hold a European conference in Fellbach, Germany on October 18-19, and an Asia Pacific event in Yokohama, Japan on October 31-November 1. These annual conferences provide a forum for prominent representatives of various industries to exchange ideas and information about the impact of digital manufacturing in product creation.

The North American conference will feature an opening day keynote address from John Fikany general manager, US Manufacturing Industries, Microsoft, a Dassault Systemes (DS) partner company. Fikany is responsible for the development of Microsoft's Manufacturing Sector strategy, solutions portfolio, cross-region communications, partnering and go-to-market, and sell-to and sell-through initiatives with OEMs and suppliers.

Additionally, an aerospace and automotive industry keynote address will be featured, including a presentation from Ken Kreafle, general manager, Toyota Motor Engineering and Manufacturing, North America, Inc. Executive-level OEM and supplier representatives from these sectors will provide valuable insight into the implementation of digital manufacturing technology within their companies. Dassault Systemes President and CEO Bernard Charles will speak on how DS is positioned to meet today's product development and manufacturing challenges and analyst Ed Miller, president of CIMdata will provide an end of the day wrap up.

Day two of the conference will feature "how to" sessions and workshops based on Best Practices structured in a manner that allows attendees to maximize their time and investment in the conference by choosing topics that are most applicable to their industry and application focus.

Last year, more than 1400 people attended the DELMIA User Conferences worldwide, representing more than 200 companies and 15 countries. The recurring theme throughout the presentations was the benefit of strategically employing DELMIA digital solutions as a mature and a proven competitive tool for cost savings, quality improvement, and reduced time to market.

For more information, visit DELMIA's official conference website at www.delmia-uc.com. Additional inquiries can be made by sending an email to uc2006@delmia.com or calling 248-267-9696. Facility capacity is limited, so early registration is recommended.

About DELMIA

DELMIA is a premier brand for digital manufacturing solutions, focused on two unique software applications that can be used to streamline manufacturing processes. DELMIA Automation provides solutions to digitally design, test and validate the control of a machine, workcell, or entire factory line and DELMIA PLM provides the process and resource capability to enable continuous creation and validation of manufacturing processes as related to the product throughout the entire product lifecycle. DELMIA serves industries where the optimization of manufacturing processes is critical, including automotive, aerospace, fabrication and assembly, electrical and electronics, consumer goods, plant, and shipbuilding sectors. Information about DELMIA is available at http://www.delmia.com.

About Dassault Systemes

As a world leader in 3D and Product Lifecycle Management (PLM) solutions, the Dassault Systemes group brings value to more than 90,000 customers in 80 countries. A pioneer in the 3D software market since 1981, Dassault Systemes develops and markets PLM application software and services that support industrial processes and provide a 3D vision of the entire lifecycle of products from conception to maintenance. The Dassault Systemes portfolio consists of CATIA for designing the virtual product - SolidWorks for 3D mechanical design - DELMIA for virtual production - SIMULIA for virtual testing and ENOVIA for global collaborative lifecycle management, including ENOVIA VPLM, ENOVIA MatrixOne and ENOVIA SmarTeam. Dassault Systemes is listed on the Nasdaq (DASTY) and Euronext Paris (#13065, DSY.PA) stock exchanges. For more information, visit http://www.3ds.com

CATIA, DELMIA, ENOVIA, SIMULIA and SolidWorks are registered trademarks of Dassault Systemes or its subsidiaries in the US and/or other countries.