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International Quarter London (also known as IQL, The International Quarter and TIQ) is a business development project built by BNP Paribas,[1] in a subdivision of Stratford, London, England.[2][3] It is located in-between the site of Westfield, Stratford City and the Queen Elizabeth Olympic Park.[4][5] The postcode designations are part of E20. Endeavour Square is part of the The International Quarter.

International Quarter London
5 Endeavour Square (39155613402).jpg
Transport for London offices at 5 Endeavour Square
Alternative namesThe International Quarter (TIQ)
General information
Town or cityStratford
CountryUnited Kingdom
Construction started2014
Cost£2.1 Billion
ClientLend Lease and London Continental Railways (LCR)
Technical details
Floor area371,000 m²
Design and construction
ArchitectRogers Stirk Harbour + Partners (RSHP)


Construction began in 2014 and is ongoing, with an estimated cost of £2.1 Billion currently.[6]

The code names, designated by the plots being occupied for the most significant buildings were "S5" and "S6", now primarily occupied by the Financial Conduct Authority (FCA) & Transport for London (TfL) respectively.

Planning permission was granted for International Quarter London North in 2017, the first buildings were designated code names "N22" & "N21".[7] following the publishing of the design development report.


The International Quarter spans two core areas, South and North.

IQL SouthEdit

IQL South was the first to be developed and is partially occupied, with parts still under construction.

IQL South site is located in-between the site of Westfield, Stratford City and the Queen Elizabeth Olympic Park.

IQL NorthEdit

IQL North was the second core area to be developed, as of 2017 has received planning permission and received building code names "N22" and "N21" by the architects Rogers Stirk Harbour + Partners (RSHP).

IQL North site will be located between Penny Brookes Street & International Way, north of the current Westfield site,


General information
ClientStratford City Business District Limited (SCBD)
Technical details
Floor count12
Floor area35,744m²
Design and construction
ArchitectRogers Stirk Harbour + Partners (RSHP)
Structural engineerArup

Current commercial office tenantsEdit

Current tenants include:

5 Endeavour Square
Former namesS6
General information
Address5 Endeavour Square. Stratford London. E20 1JN
Current tenantsTransport for London (TfL)
Technical details
Floor count11
Floor area24,619 m²

Whilst Unicef are located inside Endeavour Square, their primary entrance is through 1 Westfield Avenue, occupying the top five floors of the FCA building at number 12 Endeavour Square. Some key tenants have connected shared infrastructure with the extended Westfield campus including badge access systems, fire & safety systems.

Retail unitsEdit

There are a number of retail units occupied by: Pret a Manger, Tonkotsu and an independent cafe, whilst the others remain unoccupied or in the process of being fitted out.

Future commercial office tenantsEdit

12 Endeavour Square
Former namesS5
Alternative names1 Westfield Avenue
General information
Address12 Endeavour Square, London, E20 1JN; 1 Westfield Avenue, London E20 1HZ
Current tenantsFinancial Conduct Authority (FCA) & Unicef
Technical details
Floor count20
Floor area48,000 m²

As of November 2018, bespoke building construction is underway for future tenants include:

Construction of Building S5, more commonly known as 12 Endeavour Square. Currently occupied by the Financial Conduct Authority (FCA) & Unicef.

Cancer Research UK and The British Council will jointly occupy the building.[8]


  1. ^ "TIQ – The International Quarter, Stratford City". BNP Paribas.
  2. ^ "Plots S5 and S6 The International Quarter (TIQ) South, land adjacent to Westfield Avenue, Zone 2, Stratford City" (PDF). Government of Greater London.
  3. ^ "TFL moves to Stratford's The International Quarter". LCR, British Government. 5 May 2015.
  4. ^ "International Quarter London | Queen Elizabeth Olympic Park". Retrieved 2018-11-23.
  5. ^ "About Us | International Quarter London". Retrieved 2018-11-23.
  6. ^ redbox, Rogers Stirk Harbour + Partners +. "International Quarter London - Rogers Stirk Harbour + Partners". Retrieved 2018-11-24.
  7. ^ redbox, Rogers Stirk Harbour + Partners +. "RSHP gains planning permission for N22 at International Quarter London – 28 April 2017". Retrieved 2018-11-25.
  8. ^ a b c "S9 Tenant Announcement". Retrieved 2018-11-23.
  9. ^ "HMRC confirms location of Stratford Regional Centre". Mynewsdesk. Retrieved 2018-11-23.
  10. ^ Hopps, Kat. "HMRC plans 'state-of-the-art intelligence centre' for new Stratford base". Newham Recorder. Retrieved 2018-11-23.

Coordinates: 51°32′34.05″N 0°0′42.49″W / 51.5427917°N 0.0118028°W / 51.5427917; -0.0118028