Banco do Brasil SA BB Brasil is a Brazilian financial services firm with a presence in several countries. Business segments are banking, investments, fund management, insurance, pension and savings funds, payment methods, and other segments. Banco do Brasil serves retail clients (SMEs and individuals), wholesale clients (corporations) and public institutions. The bank has subsidiaries/business units/offices in Argentina, Dubai, UK, Spain, Mexico, United States, France, China, and Japan, among other locations.