Sainsbury is a major UK retailer founded in 1869 operating over 1000 stores. A SWOT analysis was conducted using secondary data sources to evaluate Sainsbury's strengths, weaknesses, opportunities, and threats. Key strengths included a strong brand reputation in the UK and increasing profits and market share in recent years. Weaknesses included a smaller market share than competitor Tesco and lack of international expansion. Opportunities existed in marketing campaigns, selling digital goods, and gaining customers from competitors' issues. Threats included price matching from competitors reducing benefits and diminishing loyalty program value.