PR Newswire/Les Echos/

Press Information

Paris, 28 April 2010: Bull (Euronext Paris: BULL), an expert in open, flexible
and secure information systems and mission-critical systems and one of Europe's
leading players in the IT industry, today announces that its Board of Directors
has received the resignation of Didier Lamouche, Chairman and Chief Executive
Officer.

Didier La mouche pointed out: "After more than 5 years at the head of Bull, my
mission of transformation of the company is accomplished. With the acquisition
early this year of Amesys, and the constitution of a long-term shareholder 
base, the Bull group now has the means to ensure its development. I would like 
to thank everyone at Bull for their commitment and their support over these 
years and I wish them further success in the next phase."

The Board has taken note of this decision that will become effective as of 
10 May, 2010, at which time the Board of Directors will designate the next 
Chairman and CEO.

The Board underlined the importance of Didier Lamouche's contribution over the
last 5 years, as well as the success in the group's repositioning, and saluted
his efforts while at the head of Bull.

The Board has decided the constitution of a work group composed of Bull
management and animated by Philippe Vannier, member of the board of directors.
This group will be charged with making proposals to comfort the strategy of 
the company.

Financial Calendar

     • 29 April 2010: First quarter 2010 revenue.
       For further information: http://www.bull.com/investors/news/
       100423results.html
       Prior to the designation of the next Chairman and CEO, Bull management 
       will comment only the business activity of the first quarter of 2010.
     • 10 May 2010: Bull board of directors' meeting
     • 16 June 2010: Annual shareholders' meeting
  
About Bull

Bull is an Information Technology company, dedicated to helping Corporations 
and Public Sector organizations optimize the architecture, operations and the
financial return of their Information Systems and their mission-critical 
related businesses.

Bull focuses on open and secure systems and mission-critical systems, and as
such is the only European-based company offering expertise in all the key
elements of the IT value chain.

For more information visit: http://www.bull.com/

Investor Relations contact:

Bull: Peter Campbell: Tel: +33 (0)1 58 04 04 23 - peter.campbell@bull.net 

Press Relations contact:

Bull: Barbara Coumaros: Tel: +33 (0)6 85 52 84 84 - barbara.coumaros@bull.net

Disclaimer

This Press release includes and is based, inter alia, on forward-looking
information and statements that are subject to risks and uncertainties that
could cause expected results to differ.
Although Bull believes that its expectations and the information in this Press
release were based upon reasonable assumptions at the time when they were made,
it can give no assurance that those expectations will be achieved or that the
expected results will be as set out in this Press release. Neither Bull nor any
other company within the Bull Group is making any representation or warranty,
expressed or implied, as to the accuracy, reliability or completeness of the
information in the Press release, and neither Bull, any other company within 
the Bull Group nor any of their directors, officers or employees will have any
liability to you or any other persons resulting from your use of the 
information in the Press release.
                      
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