Big Yellow Group PLC is the United Kingdom's largest self-storage company and a real estate investment trust (REIT) specializing in acquiring, owning, and managing modern self-storage facilities. Founded in 1998, it provides secure, flexible storage units for personal and business customers, including retailers, professional services, hospitality firms, and wholesalers, primarily generating revenue from self-storage rentals, insurance, and packing materials sales. The company operates over 100 stores across the UK, with a strong concentration in London and the South East, under the Big Yellow brand and Armadillo Self Storage for lower-cost options, totaling millions of square feet in lettable space. Recognized as the market leader, Big Yellow Group PLC maintains high occupancy rates around 85% through strategic urban expansions, technological enhancements like online booking, and sustainability efforts aimed at net-zero emissions by 2030. Its resilient business model underscores its pivotal role in the warehousing and storage sector, catering to diverse demands in a growing self-storage market.