A new build project providing eight floors of office space, eleven retail units on the ground floor as well as luxury apartments in Mayfair. Michael J Lonsdale provided a new infrastructure to serve both the commercial area and residential apartments comprising of bore hole ground source heat pumps, new boiler plant, and new chillers with dry air coolers. We also provided two new CHPs to serve the commercial units and domestic apartments and heat interface units for the apartments. We provided a Cat A fit out to all areas. Residential accommodation provides thirty nine private units served by a single core accessed via a discrete lobby on the ground floor. There are a variety of unit sizes ranging from one, two and three bed apartments to individual penthouses, units on upper levels have the benefit of external balconies. These provide approximately 8,500m2 of residential floor space.