First Business Financial Services, Inc. is a bank holding company that provides commercial banking services to small and medium-sized businesses, business owners, executives, professionals, and high net worth individuals. The company operates through three segments: Commercial Banking, Specialty Finance, and Private Wealth. The Commercial Banking segment offers commercial real estate loans, commercial and industrial loans, and treasury management services. The Specialty Finance segment provides asset-based lending, equipment finance, factoring, and insurance premium financing services. The Private Wealth segment offers investment management, trust, and estate planning services.