1 Leadenhall Street

One Leadenhall is a 36-storey, 158 metre skyscraper, adjacent to Leadenhall Market in London. It replaced the previous building, Leadenhall Court, and was completed in 2024.^[3]

One Leadenhall Street
Construction of building in September 2023
General information
Status	Completed
Location	London, EC3 United Kingdom
Coordinates	51.5134°N 0.0840°W / 51.5134; -0.0840
Completed	2024[1]
Client	Brookfield Property Partners
Height
Roof	158m[2]
Technical details
Floor count	36
Floor area	63,273 square metres (681,065 sq ft)
Design and construction
Architect(s)	Make Architects Adamson Associates (International) Limited (as executive architect)
Structural engineer	Robert Bird Group
Website
www.makearchitects.com/projects/1-leadenhall-street/

Development

Planning

A planning application was submitted to the Corporation of London in August 2016. The description included with the application is as follows:

Demolition of the existing building and redevelopment to provide a 36 storey building with 28 floors for office use (Class B1) with retail floorspace (Class A1-A4), office lobby and loading bay at ground floor, 2 levels of retail floorspace (flexible Class A1-A4) at first and second floors, a publicly accessible terrace and winter garden (sui generis) at second floor, 5 floors of plant and ancillary basement cycle parking, cycle facilities and plant (63,273sq.m GIA). Leadenhall Court 1 Leadenhall Street London EC3V 1AB^[2]

The planning application was approved in January 2017.^[4][5]

Construction

Construction started in January 2021,^[3] and architecturally topped out in April 2024,^[6] The building was handed over to the client, in the first quater of 2025.^[7][3]

Gallery

• 
  January 2023
• 
  From 22 Bishopsgate in September 2023
• 
  November 2023
• 
  1 Leadenhall Street behind the Lloyd's Building, July 2025