FDS Bank operates as a subsidiary of Federated Department Stores Inc., and is the issuer of credit cards and other financial instruments for Macy's, Bloomingdales and other stores in the Federated Department Stores group. It also is a mortgage lender. Founded in 1929, Federated operates more than 465 stores. Federated acquired May Department Stores in 2005 for $11 billion. The company has changed its name to Macy's. FDS in 2007. FDS Bank has a location in Mason, Ohio.