Ferrovie dello Stato Italiane were still subsidiaries of Ferrovie dello Stato Holding SpA. In 2011 Ferrovie dello Stato Italiane bought the German Netinera. In July 2016 Busitalia (part of Ferrovie dello Stato Italiane) purchased the Dutch company Qbuzz. In February 2017 Trenitalia bought from National Express the British Train operating company c2c. In September 2017, an agreement to buy 100% of TrainOSE (the Greek railways) for €45 million was signed. Trenitalia is the most important subsidiary of the company, as it manages all the trains of the company group. Trenitalia is the primary train operator in Italy. It was established in 2000 following a
Polizia di Stato protection and control of the road network, rescue operations and cooperation in the collection of traffic flow data. The "Polizia Ferroviaria", or "PolFer" for short, ensure the security of travelers and their belongings on trains and at stations plus the safety and control of dangerous goods. Railroad Police officers patrol, in particular, long-distance and night trains, and at stations in big cities where vagrants often accumulate. "Rete Ferroviaria Italiana" and other "Ferrovie dello Stato" companies co-operate fully with the railroad police in dealing with railway security for passengers. The "Polizia postale e delle comunicazioni", or "Polizia Postale" for short, investigates