OMG, the acronym for Officine Meccaniche Ghiglia, was founded in 1984. It is specialized in sheet metal working and mechanical constructions; it works for other companies in the railway rolling stock sector since it established various relationships with suppliers such as Alstom, Hitachi (Ansaldobreda), Bombardier, Titagarh Firema Adler and Siemens, gaining the recognition of a "reliable supplier" for the construction, maintenance and repair of rolling stock. Values such as quality and reliability constitute the basis on which the company build its reputation.