OJSC Mosmetrostroy (Russian: Мосметрострой, abbr. of "Moscow Metro Construction [Department]") is a major Russian construction company, which deals with solving engineering problems related to performance of a wide range of under and above-ground works. The company is the successor of the Metrostroy Department formed in 1931 to set a new branch of construction industry — metro and tunnel construction. In eight decades Mosmetrostroy has constructed 180 metro stations in Moscow along with implementing its projects throughout the post-Soviet space and abroad. At the present moment Mosmetrostroy acts as general contractor building metro stations in Moscow and has won a contract to construct a segment of Mumbai Metro Rail's underground line. via a joint venture with Hindustan Construction Compa