Wintrust Financial Corp is a financial holding company that provides community-oriented, personal, and commercial banking services to customers generally located in the Chicago metropolitan area, southern Wisconsin, northwest Indiana, and western Michigan. The company provides specialty finance services, including financing for the payment of property and casualty insurance premiums and life insurance premiums, and wealth management services to customers in its market area. The company's operations consist of three primary segments: community banking, specialty finance, and wealth management. The company generates the majority of its revenue from the community banking segment.