LONDON : 077 638 54508 
IRLELAND: 089 4484826
LONDON : 077 638 54508 

IRELAND: 089 4484826

US Defense building- Grosvenor Square, London

Chartered Quantity Surveyors

November 2018


Project Value £30m GBP (Approx)


Project Overview:

Project title & location: West London Quantity Surveyor – US Defense building

The former American Naval HQ has been transformed into a collection of Four Seasons Residences and the development works will provide eight upper levels, ground, lower ground and a further three basement levels of car parking.

Accommodation comprises of 37 private luxury abodes and includes 3 penthouse suites. Each unit will be complete with communal facilities, reception with concierge service, library, spa with a 25-metre pool with adjacent vitality pool, sauna and steam rooms, as well as a full spa treatment suite.

In addition, the development includes a landscaped secluded courtyard garden in the centre of the city, Garden Library, 18 seat cinema, crèche, meeting rooms and secure temperature and humidity controlled wine storage room.

* quantity surveying and estimating services to the residential sector


Naboh Cost Engineering were responsible for, (With regard to M&E services element of works):

Dealing with change (Pricing and claiming back upstream) – over 600 + (CAI’s),

Management of 20 subcontractors to include, Ventilation and ductwork subcontractors, electrical subcontractors, mechanical subcontractors, commissioning subcontractor, design subcontractor, flushing and testing subcontractor,

Monthly payment assessments for each subcontractor,

Issued payment / payless certs,

Raised EWN and delay notifications,

Submitted Axis monthly payment application upstream to Multiplex (Main Contractor).

JCT Contract


West London Quantity Surveyor - US Defense building