Rarely do two development opportunities become available on this internationally acclaimed street – Winnington Road in Hampstead Garden Suburb N2, which is home to ambassadorial residences and large mansion houses. Number 29 Winnington Road has not changed hands since being built in the 1950s and has been in the same family ownership for 65 years. Decades on, the owners recognised that the existing accommodation of around 2,500 sq ft was not large enough to meet the requirements of most current buyers. They secured planning consent for a new house of circa 13,000 sq ft, which is five times the size…