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
Terni–Sulmona railway again; the team was relegated and never recovered its lost position. In the 1930s steam locomotives were dismissed and faster ALn 56 and ALn 556 diesel multiple units (DMU) were introduced; in the 1980s these were replaced with ALn 668 3300 series. In 1905 all Italian railways were nationalized and Ferrovie dello Stato Italiane took control of the Terni–Sulmona railway. In 2008 Trenitalia, the passenger division of Ferrovie dello Stato, put out passenger services on the Terni–L'Aquila route entrusting Ferrovia Centrale Umbra for the service (now Umbria Mobilità, part of the Busitalia group). Ferrovia Centrale Umbra operates his services using