Optima bank S.A. provides banking, brokerage, and investment banking services in Greece. The company offers accounts for individuals and businesses; deposit accounts; housing loans and working capital finance; bond loans and factoring services; and investment products. It also provides bills of lading and letters of guarantee; debit and credit cards; payment and fund transfer processing services; private banking services; investment and stock exchange services; portfolio management services; and investment banking services, including mergers and acquisitions, equity capital markets, and corporate finance advisory services. The company was formerly known as Investment Bank of Greece S.A. and changed its name to Optima bank S.A. in August 2019. Optima bank S.A. was founded in 2000 and is based in Marousi, Greece.