“Atos Origin acquisition of SchlumbergerSema completed”

PARIS/AMSTERDAM - January 29th, 2004

Atos Origin, a leading international information technology services company, today announced that following approval by its shareholders on January 22nd it has completed the acquisition of SchlumbergerSema from Schlumberger.

About Atos Origin
Atos Origin is an international information technology (IT) services company. Its business is turning client vision into results through the application of consulting, systems integration and managed operations. The company's annual revenues are more than EUR 5 billion and it employs 50,000 people in 50 countries. Atos Origin is the Worldwide Information Technology Partner for the Olympic Games and its clients include ABN AMRO, Akzo Nobel, Alstom, BNP Paribas, BP, Ericsson, EDF, Euronext, Fiat, France Telecom, ICI, ING, KPN, Lucent, Philips, Renault, Royal Bank of Scotland, Saudi Aramco, Schlumberger, Shell, Telecom Italia, UBS, Unilever, Vivendi Universal and Vodafone.

Atos Origin is quoted on the Paris Euronext Premier Marché and trades as Atos Origin, AtosEuronext, Atos Worldline, Atos KPMG Consulting and Atos Odyssée.

Contact for Press:
Marie-Tatiana Collombert
Tel. : +33 (0)1 55 91 26 33
marie-tatiana.collombert@atosorigin.com

Contact for Investors:
John White
Tel. : +33 (0)1 55 91 26 32
john.white@atosorigin.com