20-27 Thayer Street Marylebone W1U Timeline News and progress updates from 20-27 Thayer Street new development in Marylebone W1U Post a new milestone New on Buildington New on Buildington - 45-57 Marylebone Lane and 20-27 Thayer Street office development by Howard de Walden Estate in Marylebone, London W1. 21/04/2022 by Buildington Planning permission granted Westminster Council has approved plans for the redevelopment of 45-57 Marylebone Lane and 20-27 Thayer Street behind a retained Marylebone Lane facade, to provide a new... 02/07/2019 by Buildington