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Vas Constructs
RUBBERCOVER™ EPDM Permaroof rubber cover and roof system. Lead flashing. NCTS. Timber Frame Buildings. Refurbish fit out, structural ...
QA's Pointing Brick Repair
Relax... you have found a reliable extension builder in West Kensington. QA's Pointing and Brick Repair is a friendly and reliable company based in...
Building Vision London Ltd is a trusted extension builder serving customers in West Kensington and the surrounding area. Contact us to today to get...
Red Box are a Fulham-based building and decorating business who work in West and Southwest London, and who specialise in fine interior renovations,...
Relax... you have found a reliable extension builder in West Kensington. M & A UK Ltd is a friendly and reliable company based in West Kensington w...
Need to find an Extension Builder near you for all your extension buildering work?
AJ Wells provides a local, trusted extension buildering ...
Jonathan Rimmer
Experienced extension builder ready to quote for your work. Mr is the best extension builder in West Kensington. No obligation free quotes and many...
Newpark Construction are here to help customers who need an Extension Builder in West Kensington. We offer a competitive rate to complete all your ...
Jay Reid
At Ferdas Design & Build Ltd we have been fitting bespoke bathrooms since 2013. We pride ourselves on being the go-to bathroom fitters for discerni...

In West Kensington, prices for dormer loft conversions range from £42,096 (Mr based in NW10) to £44,320 (Reid and Co Developments Ltd based in NW8), but how much your conversion costs will vary depending on the size of your property, how easy access to your roof is and what you want to use the space for.
The best way to get an accurate price is to compare quotes from extension builders in West Kensington. Post your job on HaMuch now and we'll put you in touch with available extension builders.
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 - £18,138

Two storey extension - £88,958

Build a timber frame extension - £26,638

Build a swimming pool - £81,638

Single storey extension - £67,768

Side return extension - £48,682

Install an RSJ - £2,838

Outbuilding - £10,638

Build a Mansard loft conversion - £52,638

Loft conversion - £39,735

Build a kitchen extension - £42,638

Hip to gable loft conversion - £42,638

Granny annexe - £87,638

Garden office - £10,638

Convert a Garage - £16,638

Garage - £19,138

Build a flat roof extension - £22,638

Build a dormer loft conversion - £42,638

Concrete foundations - £6,888

Convert a bungalow loft - £29,638

Convert a basement - £44,682