Business First Bancshares, Inc. operates as the bank holding company for b1BANK that provides various banking products and services in Louisiana and Texas. It offers various deposit products and services, including checking and savings, time, and money market accounts; and certificates of deposits, remote deposit capture, and direct deposit services. The company also provides commercial and industrial loans, such as working capital, term, equipment financing, asset acquisition, expansion and development, borrowing base, and other loan products, as well as commercial lines of credit, accounts receivable factoring, agricultural financing, and letters of credit; construction and development loans; commercial real estate loans; residential real estate loans comprising first and second lien 1-4…