Fraser Bond are the leading lettings and property management agents for 6 Buckingham Gate - London SW1E. 6 Buckingham Gate is a building across the road from Buckingham Gate, London SW1. 2013 - Three office buildings at 6-9 Buckingham Gate were turned into four apartments and one luxury house in 2013. As part of the works, the rear of the properties were demolished and rebuilt into a uniform facade to create more internal usable space. While working within an area of such importance, special consideration has been made for the neighbours in terms of reducing sound and vibration levels and security.