Wintrust Financial Corporation, a financial holding company, provides community-oriented, personal, and commercial banking services in the United States. It operates through three segments: Community Banking, Specialty Finance, and Wealth Management. The Community Banking segment offers non-interest-bearing deposits, non-brokered interest-bearing transaction accounts, and savings and domestic time deposits; home equity, consumer, and real estate loans; safe deposit facilities; and automatic teller machine, online and mobile banking, and other services. This segment also engages in the retail origination of residential mortgages; provision of lending, deposits, and treasury management services to condominium, homeowner, and community associations; and asset-based lending for middle-market companies.