First Business Financial Services, Inc. (NASDAQ: FBIZ) operates as a specialized commercial bank holding company. Founded in 1990 with a non-retail, business-only model, the company avoids traditional retail branch overhead to focus its resources on commercial lending, treasury management, and private wealth services. Its core offerings include commercial real estate loans, commercial and industrial (C&I) lending, asset-based lending, equipment financing, factoring, and SBA lending. The company also provides private wealth management services such as trust and estate administration, financial planning, and investment management, which contribute significantly to its non-interest fee income. Geographically, First Business Bank operates primarily in the Midwest, with key markets in Wisconsin (Madison, Milwaukee, Appleton) and the Kansas City metropolitan area in Kansas and Missouri. The company generates revenue primarily through net interest income from its commercial loan portfolio and fee income from wealth management and specialized finance services.