Gülermak Ağır Sanayi İnşaat ve Taahhüt A.Ş. has been playing a major role in the construction industry at both domestic and international markets since its establishment in 1958. Gülermak, preferred EDMS – Global Document Management System as a BIM integrated data sharing system in İzmir Light Rail Transit System 4th Stage of F.Altay-Narlıdere Construction Project. During the project period, all kinds of document traffic between Izmir Metropolitan Municipality, UBM International United Consultants Consultancy Services, Prota Engineering and Gülermak will be managed through EDMS.