Santander UK plc, together with its subsidiaries, provides a range of banking and financial products and services to personal, business, and corporate customers in the United Kingdom. It operates through Retail Banking, Consumer Finance, Corporate & Commercial Banking, and Corporate Centre segments. The Retail Banking segment offers prime U.K. mortgage lending to owner-occupiers and buy-to-let landlords with small portfolios; and banking services and unsecured lending to individuals and small businesses, as well as wealth management for high-net-worth clients. The Consumer Finance segment provides prime auto consumer financing for individuals, businesses, and automotive distribution networks. The Corporate & Commercial Banking offers banking products and services to SMEs, mid-sized and larger corporates, and local authorities and housing associations.