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Samuele Paolini
Need an Extension Builder in Harlesden? Samuele Paolini has been helping local clients (5 mile radius) with their extension buildering jobs for ma...
Jonathan Rimmer
Harlesden London, NW10
Experienced extension builder ready to quote for your work. Mr is the best extension builder in Harlesden. No obligation free quotes and many happy...
D Bradshaw Building Renovation is a trusted extension builder serving customers in Harlesden and the surrounding area. Contact us to today to get a...
Reliable and experienced extension builders with competitive rates and good at keeping within budget. Happy to provide examples of extension builde...
V.S.P is a trusted extension builder serving customers in Harlesden and the surrounding area. Contact us to today to get a competitive quote for ex...
Reliable and experienced extension builders with competitive rates and good at keeping within budget. Happy to provide examples of extension builde...
Patrick Gavin
Need an Extension Builder in Harlesden? NWL Renovations Ltd has been helping local clients (5 mile radius) with their extension buildering jobs fo...
Vas Constructs
RUBBERCOVER™ EPDM Permaroof rubber cover and roof system. Lead flashing. NCTS. Timber Frame Buildings. Refurbish fit out, structural ...
Need to find an Extension Builder near you for all your extension buildering work?
BELLVIEW BUILDERS LTD provides a local, trusted extensio...
Harlesden, NW10
Experienced extension builder ready to quote for your work. Khetani Builders (UK) Ltd is the best extension builder in Harlesden. No obligation fre...

The cost of installing a swimming pool in Harlesden ranges from £80,904 (V.S.P based in NW10) 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.
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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 - £17,804

Two storey extension - £88,456

Build a timber frame extension - £26,304

Build a swimming pool - £81,304

Single storey extension - £61,080

Side return extension - £44,920

Install an RSJ - £2,504

Outbuilding - £10,304

Build a Mansard loft conversion - £52,304

Loft conversion - £36,600

Build a kitchen extension - £42,304

Hip to gable loft conversion - £42,304

Granny annexe - £87,304

Garden office - £10,304

Convert a Garage - £16,304

Garage - £18,804

Build a flat roof extension - £22,304

Build a dormer loft conversion - £42,304

Concrete foundations - £6,554

Convert a bungalow loft - £29,304

Convert a basement - £40,920