METRO SYSTEMS GmbH is the internal IT service provider of METRO GROUP. As an IT service company METRO SYSTEMS, with its international subsidiaries and IT supply organisations, provides information technology services to METRO GROUP companies on a national and international basis. The scope of duties consists of system engineering and consulting (merchandise management, logistics, SAP, data warehousing, store automation, management information and archiving systems), operation of data centres, providing network services and IT buying. METRO SYSTEMS provides all companies of METRO GROUP with corporate infrastructures as a basis for communication and data transfer. For this purpose, METRO SYSTEMS operates one of the largest European in-company networks that more than 80,000 mail users in more than 2,000 corporate locations are connected to. Some 2,900 users benefit from METRO SYSTEMS’s "Data Warehouse" with a capacity of 162 Terabyte. More than 630 Gigabyte of traffic between the Internet and internal networks, 2.8 million e-mails per day, as well as three computer centers (including one of the biggest computer centers in Germany) with 1.250 Terabyte hard disc memory, 130 NCR nodes, 145 Unix server systems and 600 Windows servers are just a few key figures demonstrating METRO SYSTEMS's gigantic achievement potential.