Mercantile Bank is a Michigan-based commercial bank holding company focused on serving small- to medium-sized businesses. The bank operates 54 branches across Michigan, with its primary presence in West and Central Michigan (centered in Grand Rapids), and additional locations in the Detroit metro, Traverse City, Petoskey, and Midland. Mercantile recently acquired Eastern Michigan Bank, adding an Eastern Michigan footprint; the two banks will operate separately until a core system conversion in early 2027. The loan book is anchored by commercial real estate (~53% of total loans) and C&I lending, with residential mortgages and consumer loans playing smaller supporting roles. Mercantile earns primarily through net interest income, and has structured its balance sheet with floating-rate commercial loans funded by repricing deposits — a "match-funded" approach that keeps the net interest margin relatively stable across rate cycles. The bank supplements net interest income with fees from treasury management, payroll services, mortgage banking, interest rate swaps, and card programs, all of which are tied to the depth of its commercial relationships. Mercantile also invests in tax credits through a subsidiary to reduce its effective tax rate. Growth is driven by organic commercial loan and deposit growth, geographic expansion into Southeast Michigan, and selective M&A. The bank targets mid-to-upper single-digit annual loan growth, and management emphasizes credit discipline, citing nonperforming loans averaging just 12 bps of total loans over the past six years.