J Sainsbury Plc engages in the retailing, financial services and property investment businesses. It operates through three segments: Retailing, Financial Services and Property Investments. The Retailing segment operates convenience and supermarkets. The Financial Service Segment operates Sainsbury's Bank. The Property investments segment includes joint ventures with the British Land Company PLC and Land Securities Group PLC. The company was founded by John James Sainsbury and Mary Ann Sainsbury in 1869 and is headquartered in London, the United Kingdom.