First US Bancshares, Inc. is a bank holding company that operates First US Bank, a regional community bank headquartered in Birmingham, Alabama, with a network of full-service branches across Alabama, Tennessee, and Virginia, serving small- and medium-sized businesses, professionals, and individual consumers. The bank generates revenue primarily through net interest income from lending and deposits, supplemented by non-interest income from service charges, bank-owned life insurance gains, and loan fees; it offers a comprehensive range of deposit services including demand deposits, savings accounts, and certificates of deposit, along with commercial lending and indirect consumer auto lending through retail partnerships across multiple states. The company competes primarily on personalized service and local market knowledge in its regional markets while managing a diversified loan portfolio encompassing real estate, commercial and industrial, and consumer lending.