Optima bank S.A. provides banking, brokerage, and investment banking services in Greece. The company offers accounts for individuals and businesses; housing loans, working capital finance, and mid-term loans; and investment products, such as mutual funds, bonds, equities, derivatives, margin accounts, and foreign exchange products. It also provides bills of lading and letters of guarantee; debit and credit cards; payment and fund transfer processing services; private banking 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 October 2019. Optima bank S.A. was founded in 2000 and is headquartered in Marousi, Greece.