Barclays is a universal bank headquartered in the United Kingdom. It operates via five principal segments; Barclays UK (retail), UK corporate bank, private bank and wealth management, investment bank, and US consumer bank. In its UK segment, the bank provides current accounts, mortgages, savings and investment management services, credit cards, and business banking services to retail clients and small and medium-size enterprises. The US consumer bank includes a co-branded credit card and unsecured lending business. The investment bank offers global markets, financing, and advisory services.