 Its main headquarters were located at 19 West Candelaria Street in Mayagüez, Puerto Rico, the town of the company's founding.Its main subsidiary, Westernbank, at one time operated 55 bank branches, all insured by the Federal Deposit Insurance Corporation.It had opened two bank branches in the Miramar and Old San Juan sections of the island's capital, which feature a new information system that allowed bank representatives to perform certain banking transactions with customers at informal places, such as the lobby area, the waiting area, and even in the customer waiting line for the teller counters.