28/03/2011 (Agence Europe) - Mergers: Atos Origin acquires SIS (Siemens). On Friday 25 March, the European Commission authorised the French IT services company Atos Origin (handling payment card transactions) to acquire the German company Siemens IT Solutions and Services (SIS, Siemens Group), which provides a full range of IT services, sectorial IT solutions and IT advisory and systems integration services to Siemens and its subsidiaries, and to external clients. The Commission authorised...