Fraser Bond are the leading lettings and property management agents for Mayfair Park Residences - London W1K. Mayfair Park Residences is a residential development in Mayfair, London W1. The development connects no 4, 5 and 6 Stanhope Gate (next to 45 Park Lane) and comprises 18 lateral and duplex apartments. PLP Architecture has designed the new scheme that incorporates two Grade II listed Georgian façades on Stanhope Gate. The Curzon Street elevation has a modern design. Amenities Five-Star amenities and in-house services delivered by the Dorchester Collection London hotel. History 2015 June -.