Dassault Systemes Names Scott Berkey CEO of SIMULIA

Berkey to Ensure Continuation of SIMULIA's Growth and Momentum
PROVIDENCE, R.I.--(Business Wire)--
Regulatory News:

Dassault Systemes (DS) (Paris:DSY) (NASDAQ:DASTY), a world leader
in 3D and Product Lifecycle Management (PLM) solutions, today
announced the appointment of Scott Berkey as CEO of SIMULIA, Dassault
Systemes' brand for realistic simulation. Previously SIMULIA's Vice
President of Worldwide Operations, Berkey is replacing Mark Goldstein
who will continue in a part-time strategic advisory capacity.

"Scott brings an impressive background of industry and management
experience to his new role that will assure a continuation of
SIMULIA's growth and momentum and the incredible opportunity that V6
presents," said Bernard Charles, president and CEO of Dassault
Systemes. "Mark has been instrumental in establishing SIMULIA as a
major Dassault Systemes brand and has laid a firm foundation for its
continued success."

Berkey joined Dassault Systemes in July 2006 as Vice President of
Worldwide Operations for the SIMULIA brand. He has played a key role
in improving global operations and increasing revenue, profit, and
global market share. He has more than two decades of experience in
enterprise software. He has held senior executive positions at several
companies including multiple executive roles at Structural Dynamics
Research Corporation (SDRC) and as CEO at both Proficiency and
Axentis.

Goldstein is stepping down as CEO for personal reasons. He will
remain a Dassault Systemes executive, reporting to Bernard Charles
with responsibility for selected strategic growth initiatives at the
group and brand levels, and continue as a member of the SIMULIA board.

About Dassault Systemes

As a world leader in 3D and Product Lifecycle Management (PLM)
solutions, Dassault Systemes brings value to more than 100,000
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 to
recycling. 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 - ENOVIA
for global collaborative lifecycle management, and 3DVIA for online 3D
lifelike experiences. 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, SolidWorks and 3D VIA are
registered trademarks of Dassault Systemes or its subsidiaries in the
US and/or other countries.

For Dassault Systemes:
Tim Webb (SIMULIA), +1 401-276-8105
tim.webb@3ds.com
or
Derek Lane (DS Americas), +1 818-673-2243
derek.lane@3ds.com
or
Mikiko Igarashi (DS AP), +81-3-5442-4138
mikiko.igarashi@3ds.com
or
Arnaud Malherbe (DS EMEA), +33 (0)1 55 49 87 73
arnaud.malherbe@3ds.com

Copyright Business Wire 2008