Big Yellow Group plc is a self-storage company based in Bagshot, England.

[3] It is the largest self-storage company in the United Kingdom and is a constituent of the FTSE 250 Index and listed on the London Stock Exchange.

[4] Big Yellow has the highest brand awareness in the sector.

Philip Burks served as the property director of the company from 1998 to 2007.

[9] In 2007, the company was converted into a real estate investment trust,[10] and later that year entered into a partnership with funds managed by Pramerica Real Estates Investors to develop another 25 stores in the Midlands, the North of England and Scotland.