Amerant Bancorp Inc. is a bank holding company. It operates through its subsidiary, Amerant Bank, N.A. (the Bank). It provides individuals and businesses with a comprehensive array of deposit, credit, investment, wealth management, retail banking, mortgage services and fiduciary services. It offers a variety of trust and estate planning products and services catering to high-net-worth customers, its trust and estate planning products include simple and complex trusts, private foundations, personal investment companies and escrow accounts. It offers a full suite of online banking services including online account opening for domestic and international customers, access to account balances, statements, and other documents, Zelle for consumer and businesses, online transfers, online bill payment and electronic delivery of customer statements, as well as automated teller machines (ATMs), and banking by mobile devices, telephone, and mail. It also offers overdraft protection program.