Third Coast Bancshares, Inc. is a bank holding company. The Company operates through its wholly owned subsidiary, the Bank, and the Bank’s wholly owned subsidiary, Third Coast Commercial Capital, Inc. It focuses on providing commercial banking solutions to small and medium-sized businesses and professionals with operations in its markets. The Banks deposits include checking accounts, money market accounts, savings accounts, a variety of certificates of deposit and individual retirement accounts. It provides a range of banking services, such as retail and commercial online banking platforms, mobile banking apps, debit cards, credit cards, a suite of treasury management solutions, merchant card services and customer digital solutions. The Banks investment portfolio includes state and municipal securities, mortgage-backed securities, agency collateralized mortgage obligations, United States treasury bonds, and corporate bonds. It conducts banking operations through 15 branches.