Virtools

Dec. 22, 2006 – Paris , France - For Immediate Release

Virtalis Appointed as Virtools Reseller in the UK
Paris, France, December 22, 2006 - VIRTALIS has joined forces with another Virtual Reality (VR) pioneer, Virtools, a Dassault Systèmes company, by becoming the only Virtools reseller in the UK.

Dec. 5, 2006 – Lyon, France - For Immediate Release

New Virtools 4.0 Solution for "PSP ®" (PlayStation®Portable) Game Development
Lyon, France, December 5, 2006 – Dassault Systèmes (DS) (Nasdaq: DASTY; Euronext Paris: #13065, DSY.PA), a world leader in 3D and Product Lifecycle Management (PLM) solutions, today announced the availability of a new Virtools solution dedicated to game title development for "PSP ®" (PlayStation®Portable).

June 27, 2006 – Paris, France - For Immediate Release

Dassault Systèmes Announces 3D For All Solutions New Release with Life Platform and Experience Players
Virtools 4 and new 3D Office and 3D XE players democratize 3D Experience
Paris, France, June 27, 2006 – Dassault Systèmes (DS) (indices Nasdaq : DASTY et Euronext Paris : 13065, DSY.PA), a world leader in 3D and Product Lifecycle Management (PLM) solutions, today announced the new release of 3D For All solutions, with the Virtools4 flagship product and 3D Office and 3D XE players. Since the acquisition of Virtools last year, DS has executed and expanded its 3D For All strategy and approach to bring life to 3D, delivering a unique platform, technologies and applications to truly share 3D Experiences everywhere.

June 21, 2006 – Paris, France - For Immediate Release

New Paris Museum Chooses Virtools Solutions from Dassault Systèmes
Virtools solutions implemented to preview exhibit location and simulate visitor experience
Paris, France – June 21, 2006 – Dassault Systèmes (DS) (Nasdaq: DASTY; Euronext Paris: #13065, DSY.PA), a world leader in 3D and Product Lifecycle Management (PLM) solutions, today announced that the new Paris Museum at Quai Branly used Virtools solutions to create several highly interactive 3D applications, recreating the visitor experience and the display of the works of art.

May 10, 2006 – Los Angeles, California - For Immediate Release

Dassault Systèmes' 3DForAll solutions reach "PSP™" (PlayStation®Portable) system with Konami's Online Chess Kingdoms, developed by Leviathan thanks to Virtools technology
Dassault Systèmes (DS) (Nasdaq: DASTY; Euronext Paris: #13065, DSY.PA), a world leader in 3D and Product Lifecycle Management (PLM) solutions, today announced the first "PSP™" (PlayStation®Portable) system game built with Virtools solutions, cutting-edge 3D game prototyping and production solutions: Konami's Online Chess Kingdoms, developed by Leviathan Games.

March 24, 2006– Paris, France and Montreal, Canada - For Immediate Release

Virtools previews new development solution for "PSP™" (PlayStation®Portable) at GDC, March 20-24, 2006 in San Jose, Virtools Booth # 1138
Virtools, a Dassault Systèmes company (NASDAQ: DASTY; Euronext Paris: #13065, DSY.PA), market leader in the world of interactive 3D game prototyping and production solutions, and provider of '3D for All' flagship solutions Virtools Dev 3.5 platform, announced today a preview of its upcoming framework for "PSP™" development at GDC 2006, Virtools booth #1138.

March 17, 2006– Paris, France and Montreal, Canada - For Immediate Release

Virtools is proud to announce new compatibility with CodeWarrior™ technology for game development.
Virtools, a Dassault Systèmes company (NASDAQ: DASTY; Euronext Paris: #13065, DSY.PA), market leader in the world of interactive 3D development solutions, announced today its intention to offer technology that is compatible with CodeWarrior™ tools. This compatibility will provide developers with a broad range of high-end development solutions for popular gaming console platforms.

March 16, 2006– Paris, France and Montreal, Canada - For Immediate Release

eRelevant chooses Virtools Game Development Solution to prototype and build WW2D for multiple platforms
Virtools, a Dassault Systèmes company (NASDAQ: DASTY; Euronext Paris: #13065, DSY.PA), announced today that eRelevant has chosen Virtools Game Development Solution for the development of one of their upcoming titles, World War 2D. The tactical action game will be released on several platforms, including consoles soon to be supported by Virtools.

March 15, 2006– Paris, France and Montreal, Canada - For Immediate Release

Dassault Systèmes Announces Adoption of 3D XML Technology into Virtools Solutions
Combined solutions give life to 3D experiences for PLM user
Dassault Systèmes (DS) (Nasdaq: DASTY; Euronext Paris: #13065, DSY.PA), a world leader in 3D and Product Lifecycle Management (PLM) solutions, today announced the 3D XML format adoption in its '3D for All' flagship solutions, Virtools Dev 3.5 platform.