TILO (Italian: Treni Regionali Ticino Lombardia) is a limited company established in 2004 as a joint venture between Italian railway company Trenord and Swiss Federal Railways (SBB CFF FFS); both companies participate in the equity of TILO SA with participation of 50%. The company's goal is to develop the regional cross-border traffic between the canton of Ticino and the Region of Lombardy. The staff that runs the trains in Italy is supplied by Trenord, and by Swiss Federal Railways for the trains running in Switzerland. The fleet consists of TILO is a member of the Arcobaleno tariff network.