Gleisfrei is a qualified operator by RFI in OMM-A, OMM-B, OMM-C categories for the repair and service of railway vehicles, counting on a capacity of around 100 five-years planned overhauls yearly. Thanks to its  highly qualified employees and its long experience, Gleisfrei is able to assist in repair of wagons and locomotives and other types of vehicles built by General Electric, MaK, Krauss Maffei, Deutz, Badoni, Greco, Jenbach, Donelli, Fipem, Keller, Robel-Schoma, Orenstein&Koppel and many others.