Contract awarded for supervision of Metrorrey Metro Lines 4, 5, and 6, Mexico September 21, 2022 | Company News, Latin America Company News, Latin America News, News Sistema de Transporte Colectivo Metrorrey (STC Metrorrey) has awarded a contract to Ayesa Mexico, SA DE CV and Ayesa Engineering and Architecture, SAU for the external supervision of the development o... This content is available to only subscribers. Username or E-mail Password Remember Me Forgot Password