Lucchini RS
 Lucchini RS S.p.A. (formerly Lucchini Sidermeccanica S.p.A. and where the acronym RS stands for Rolling Stock) is an Italian Company fully owned by the Lucchini Family through a financial holding called Sinpar S.p.A. and divided from Gruppo Lucchini which was under Russian control of Mr Mordashov and Severstal from 2005 till 2007.