First Business Financial Services, Inc. (FBFS) is a bank holding company. The Company engages in the commercial banking business through three wholly owned bank subsidiaries, First Business Bank (FBB), First Business Bank-Milwaukee and Alterra Bank (Alterra) (FBB and FBB-Milwaukee and, together with FBB, the Banks). The Banks offers a line of commercial banking products, including commercial loans and commercial real estate loans, and services to meet the needs of small- and medium-sized businesses, business owners, executives, professionals and high net worth individuals. Its business lines include commercial lending, asset-based financing, equipment financing, small business administration (SBA) lending, treasury management services, and trust and investment services. FBB's subsidiaries also include Rimrock Road Investment Fund, LLC (Rimrock) and First Madison Investment Corp. (FMIC). The Company's subsidiary, FBFS Statutory Trust II (Trust II) is a Delaware-based business trust.