Dassault Systemes and IBM Announce Version 5 Release 14 of their Product Lifecycle Management Portfolio

Paris, France - September 28, 2004 - Dassault Systemes (Nasdaq: DASTY; Euronext Paris: #13065, DSY.PA) and IBM today announced the release of Version 5 Release 14 (V5R14) of their product lifecycle management (PLM) portfolio, comprised of CATIA for collaborative product development, and ENOVIA and SMARTEAM for product data and life cycle management, collaboration, and decision support. Concurrently, Dassault Syst?mes announced V5R14 of DELMIA for digital development of factory and production processes.