Business: Wintrust Financial Corp. is a financial holding company that offers the sophisticated technology and resources of a large bank while focusing on providing service-based community banking to each and every customer. Wintrust operates fifteen community bank subsidiaries, with over 145 banking locations located in the greater Chicago and southern Wisconsin market areas. Additionally, the Company operates various non-bank business units, including one of the largest commercial insurance premium finance companies operating in the United States and Canada, a company providing short-term accounts receivable financing and value-added out-sourced administrative services to the temporary staffing services industry, a business unit engaging primarily in the origination and purchase of residential mortgages for sale into the secondary market throughout the United States, and companies providing wealth management services.