The Baltic Sea Steamship Company (Russian: ОАО Балтийское морское пароходство, БМП) is a Russian sea transport enterprise based in Saint Petersburg and operating on the Baltic Sea. It was founded in 1835. In the Soviet Union it was the largest steamship company with about two hundred vessels. In November 1992 it was transformed into a joint stock company. On December 26, 1996 it went bankrupt according to a court decision.