“Convening notice to the Mixed General Meeting of 30 May 2012”

Paris, 9 May 2012

Documents relating to the Mixed General Meeting of 30 May 2012 made available to the shareholders The Company informs its shareholders that the Mixed General Meeting shall be held on Wednesday 30 May 2012 at 10.00 am at the registered office of the Company, River Ouest, 80 quai Voltaire, 95870 Bezons in the Auditorium.

The convening notice with the agenda and the draft resolutions has been published in the Bulletin des Annonces Legales Obligatoires (BALO, a French legal gazette) of 25 April 2012. The means of participation and vote are described in this notice.

The documents and information listed in section R. 225-83 of the French commercial Code are made available to the shareholders as provided for by law and may be consulted on the Company's website in the “Investors” section.

About Us
Atos is an international information technology services company with annual 2011 pro forma revenue of EUR 8.5 billion and 74,000 employees in 48 countries. Serving a global client base, it delivers hi-tech transactional services, consulting and technology services, systems integration and managed services. With its deep technology expertise and industry knowledge, it works with clients across the following market sectors: Manufacturing, Retail, Services; Public sector, Healthcare & Transport; Financial Services; Telecoms, Media & Technology; Energy & Utilities.

Atos is focused on business technology that powers progress and helps organizations to create their firm of the future. It is the Worldwide Information Technology Partner for the Olympic and Paralympic Games and is quoted on the Paris Eurolist Market. Atos operates under the brands Atos, Atos Consulting & Technology Services, Atos Worldline and Atos Worldgrid.

Contact
Press
Jose de Vries
Tel +31 6 30 27 26 11
jose.devries@atos.net

Investor Relations:
Gilles Arditti
Tel +33 (0) 1 73 26 00 66
gilles.arditti@atos.net