Fraser Bond are the leading lettings and property management agents for Merchant House - London W1T. Merchant House on Charlotte Street is a mixed-use development in Fitzrovia, London W1. Plans include erection of mansard roof extension at 4th-floor level, rear extension at lower ground & ground floor levels, with creation of 6 x flats (2 x one-bedroom/studio, 2 x two bedroom, 2 x three-bedroom) on the upper floors, office accommodation at ground and lower ground floors and shopfront alterations.