Great Western Bancorp, Inc. is a full-service regional bank holding company. The Company is the holding company of the Great Western Bank (the Bank). As of September 30, 2016, the Company served customers through 173 branches in various markets in Arizona, Colorado, Iowa, Kansas, Minnesota, Missouri, Nebraska, North Dakota and South Dakota. The Company focuses on business and agribusiness banking, complemented by retail banking and wealth management services. The Company's loan portfolio consists primarily of business loans, consisting of commercial and industrial loans (C&I), commercial real estate loans and agribusiness loans. The Company offers its business banking customers a focused range of financial products designed to meet the specific needs of their businesses, including loans, lines of credit, cash management services, online business deposit and wire transfer services, in addition to non-interest-bearing demand deposit and savings accounts, and corporate credit cards.