TCF Financial Corporation is the financial holding company that governs TCF Bank, a commercial banking business with more than 450 locations. TCF Bank operates in six states, including Minnesota, Illinois, Michigan, Wisconsin, Colorado and Indiana. The company offers personal banking products that include checking and savings accounts, loans and credit lines, insurance and investing. It also offers checking and savings accounts, loans and credit lines, insurance, leasing, investing, payroll processing, fraud prevention services and merchant services tailored specifically for commercial customers. A public company, TCF Financial Corporation s shares are listed on the New York Stock Exchange under the ticker symbol TCB. The company is headquartered in Wayzata, Minn.