Paris, France – April 24, 2014 — Dassault Systèmes (Euronext Paris: #13065, DSY.PA), the 3DEXPERIENCE Company, world leader in 3D design software, 3D Digital Mock-Up and Product Lifecycle Management (PLM) solutions, today reports IFRS unaudited financial results for the first quarter ended March 31, 2014. These results were reviewed by the Company’s Board of Directors on April 22, 2014.

Summary Highlights

(unaudited)

• Organic new licenses revenue growth of 6% in constant currencies
• Asia non-IFRS revenue increases 10% in constant currencies, led by Japan, South Korea and China
• ENOVIA software revenue up 12% in constant currency, driven by V6 adoption
• Advancing Accelrys acquisition
• Board of Directors proposes 2-for-1 stock split
• 2014 financial objectives confirmed and updated for proposed Accelrys acquisition and currency impacts