Atos is a European multinational information technology (IT) service and consulting company headquartered in Bezons, France and offices worldwide. It specialises in hi-tech transactional services, unified communications, cloud, big data and cybersecurity services. Atos operates worldwide under the brands Atos, Atos|Syntel, Atos Consulting, Atos Healthcare, Atos Worldgrid, Groupe Bull, Canopy, Maven Wave, and Unify. History The company was formed in 1997 through a merger of two French IT companies; and combined with the Dutch-based company Origin B.V. in 2000 to become Atos Origin. It subsequently acquired KPMG Consulting in 2002 and SchlumbergerSema in 2004. In 2010 Atos Origin announced the buyout of Siemens IT Solutions and Services and finalized the acquisition in July 2011. Afterwards, the company name reverted to Atos. Background: a series of mergers (1997–2011) In 1996, Origin B.V. was created after a merger of the Dutch company BSO and the Philips C&P (Communications & Processing) division, while a year later in 1997, Atos was created following a merger of the French companies Axime and Sligos. In 2001, Atos Origin sold its Nordic operations to WM-data. In 2002, it made a major acquisition by buying KPMG Consulting in the United Kingdom and in the Netherlands. Then in 2004, it acquired SchlumbergerSema, the IT service division of Schlumberger and took over the infrastructure division of ITELLIUM, a subsidiary of KarstadtQuelle. At the same time (2004), the company created a new subsidiary, Atos Worldline, and the renaming of its consulting activities as Atos Consulting. Also in 2004, Atos Origin Australia, originating from Philips, was sold to Fujitsu. In 2005, Atos Origin sold its activities in the Nordic region, which had become part of the company with the acquisition of Sema Group, to WM-data while in 2006, Atos Origin sold its operations in the Middle East to local management. In October 2007, Philippe Germond replaced longtime CEO Bernard Bourigeaud. Two shareholders, the hedge funds Centaurus Capital and Pardus Capital, tried to gain control over the company via the supervisory board. In November 2008, the boardroom battle came to an end when Thierry Breton replaced Philippe Germond as chairman and CEO. In August 2010 Atos Origin acquired Indian payment company Venture Infotek. Siemens IT In December 2010 Atos Origin agreed to acquire the IT subsidiary of Siemens for €850 million. As part of the transaction, Siemens agreed to take a 15% stake in the enlarged Atos, to be held for a minimum