The Portman Estate is a forward-thinking property company with an enduring heritage. By promoting and protecting the long-term success of Marylebone and London’s West End, the Estate ensures the area remains a location people wish to live, work and visit. Published biennially, the 2017–2019 edition of The Portman Review needed to reflect a contemporary estate operating within its historic context and the rich backdrop of nearly 500 years of transformation.