Metro Istanbul was established as an affiliate company by Istanbul Metropolitan Municipality in 1988 to operate railway system network in Istanbul. Metro Istanbul continues to operate existing tram, metro, light rail, funicular and aerial cable car lines as an affiliate company of Istanbul Metropolitan Municipality.Metro Istanbul has a vision of becoming an exemplary brand in the world. Length of urban rail system network in Istanbul is 297,22 km and Metro Istanbul operates 207,72 km of this network and metro Istanbul render services to nearly 3 million passengers every day with its 18 urban rail system lines within this network.With the acceleration of rail system investments and the commissioning of new lines, service network of Metro Istanbul is constantly growing. Metro Istanbul is constantly improving its service quality with a passenger-oriented understanding. Metro Istanbul provides excellent, fast and effective transportation services, constantly develops transportation technologies, and continuously invests in R&D and human resources whilst continuing its activities with the aim of carrying Istanbul to the future.Metro Istanbul also carries out maintenance and repair works of the railways system vehicles, stations, facilities, line infrastructure, electrical and electronic systems under its management. In addition to its operational, maintenance and repair services, Metro Istanbul also renders engineering and consultancy services for Istanbul's future metro projects along with the public transportation projects at home and abroad.