Fraser Bond are the leading lettings and property management agents for 21 St James's Square - London SW1Y. Completed in 2018, the building has been redeveloped and refurbished to the highest of standards, blending the design of the Grade I listed façade and modern architecture. The property, 20-21 St. James's Square comprises two interconnected buildings: a historic 1774 section designed by architect Robert Adam, and a 1930s extension with a 1990s addition (originally designed in the 1930s by Mewes & Davies, who also designed The Ritz). The Robert Adam-designed building is a Grade I listed.