Master Bank (Russian: Мастер-банк, Russian pronunciation: [məsʲtʲɪr bank]; JSB) was a private bank in Moscow.

[2] Master Bank provided corporate lending, lending to small and medium business, loans to physicals, servicing corporate clients, trade and project finance, international operations, issue and service of plastic cards, retail business, deposits, the operations in the financial markets etc.

In 2010, it was assigned a credit rating A "High level of creditworthiness" (rating agency "Expert RA")[3] and he took 2nd place in the rating "The most reliable of the 100 largest Russian banks" magazine "Profile".

It had 12 branches with more than 100 offices in 10 regions of Russia.

The central office of Master-Bank was located in Moscow (Runovsky lane, 12).