Alstom–Sofratesa consortium secures maintenance contract for Santo Domingo’s metro electrification system, Dominican Republic November 17, 2021 | Europe Company News The Office for the Reordering of Transport (OPRET) has awarded a consortium of Alstom and Sofratesa a contract for the upkeep and maintenance of the power and catenary systems for Santo Domingo’... This content is available to only subscribers. Username or E-mail Password Remember Me Forgot Password