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Select your affordable City Of Westminster extension builder
Experienced extension builder ready to quote for your work. J&J Building Solutions is the best extension builder in City Of Westminster. No obligat...
Vas Constructs
RUBBERCOVER™ EPDM Permaroof rubber cover and roof system. Lead flashing. NCTS. Timber Frame Buildings. Refurbish fit out, structural ...
P R Building is a trusted extension builder serving customers in City Of Westminster and the surrounding area. Contact us to today to get a competi...
Ali Alagoz
Propello is an established and experienced local extension builder in City Of Westminster. Please contact us for a free, no obligation quote and c...
Mick Singh
At Building Services Contractors we pride ourselves on an efficient and friendly service, and strive to achieve 100% customer satisfaction.
Need the extension buildering job done quickly without breaking the bank? SH Enterprise offer fast, reliable, and affordable extension buildering s...
QA's Pointing Brick Repair
Relax... you have found a reliable extension builder in City Of Westminster. QA's Pointing and Brick Repair is a friendly and reliable company base...
Need to find an Extension Builder near you for all your extension buildering work?
BELLVIEW BUILDERS LTD provides a local, trusted extensio...
Reliable and experienced extension builders with competitive rates and good at keeping within budget. Happy to provide examples of extension builde...

The cost of installing a swimming pool in City Of Westminster ranges from £81,024 (SH Enterprise based in EC1V) to £82,840 (1st & 2nd Fix Vasconstruct based in W12), but the best way to get an idea of how much you'll spend is to get actual quotes.
Post your job on HaMuch now and we'll put you in touch with extension builders in City Of Westminster.
| Location in UK | Hourly Rate | Daily Rate |
|---|---|---|
| Build A Swimming Pool near London | £43 | £273 |
| Build A Swimming Pool near Camden Town | £44 | £277 |
| Build A Swimming Pool near Belgravia | £44 | £276 |
| Build A Swimming Pool near Chelsea | £44 | £276 |
| Build A Swimming Pool near Lambeth | £44 | £275 |
| Build A Swimming Pool near Kensington | £44 | £277 |
| Build A Swimming Pool near Islington | £45 | £276 |
| Build A Swimming Pool near Fulham | £44 | £278 |
| Build A Swimming Pool near Camberwell | £44 | £276 |
| Build A Swimming Pool near Bethnal Green | £45 | £276 |
Whether you’re looking to extend your kitchen with a side return extension or you want to convert your basement into a liveable space, read our cost guides to get an idea of how much each project costs before getting a more accurate quote from our database of reliable tradespeople.

Underpin a building - £18,002

Two storey extension - £88,752

Build a timber frame extension - £26,502

Build a swimming pool - £81,502

Single storey extension - £65,032

Side return extension - £47,143

Install an RSJ - £2,702

Outbuilding - £10,502

Build a Mansard loft conversion - £52,502

Loft conversion - £38,453

Build a kitchen extension - £42,502

Hip to gable loft conversion - £42,502

Granny annexe - £87,502

Garden office - £10,502

Convert a Garage - £16,502

Garage - £19,002

Build a flat roof extension - £22,502

Build a dormer loft conversion - £42,502

Concrete foundations - £6,752

Convert a bungalow loft - £29,502

Convert a basement - £43,143