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£46/hr
£292/day
Hallmark Construction and Development Ltd
Leatherhead, KT23
Hallmark Construction and Development Ltd are here to help customers who need an Extension Builder in KT23. We offer a competitive rate to complete...
£42/hr
£266/day
Albany Roofing & Guttering
Need an Extension Builder in KT23? Albany Roofing & Guttering has been helping local clients (10 mile radius) with their extension buildering jobs ...
£38/hr
£300/day
TH Jensen
Thomas Jensen
Please visit our web site at for full detailed photos of previous projects and clients testimonials.
...
£46/hr
£296/day
St Peter Total Building Solutions Limited
Trusted and professional extension builder in KT23. Experienced in all extension buildering work and keeping within budget and on quote. St Peter T...
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Use these steps to find Extension Builders in KT23 for FREE!
- Post your job: Click "Get quotes" and briefly describe your job.
- Enter your details: We’ll match you with Extension Builders in KT23. We’ll notify you via text or email when an Extension Builder is available to quote.
- Select your Extension Builder: Compare Extension Builders interested in working with you. You can use HaMuch to safely message local KT23 Extension Builders or phone them directly - you’re in control!
Local Extension Builders in London Boroughs
Job estimates from extension builders near you
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.

Build a timber frame extension - £26,312

Garden office - £10,312

Granny annexe - £87,312

Build a flat roof extension - £22,312

Convert a Garage - £16,312

Hip to gable loft conversion - £42,312

Convert a bungalow loft - £29,312

Build a dormer loft conversion - £42,312

Build a swimming pool - £81,312

Build a Mansard loft conversion - £52,312

Concrete foundations - £6,562

Underpin a building - £17,812

Two storey extension - £88,468

Convert a basement - £41,010

Side return extension - £45,010

Loft conversion - £36,675

Garage - £18,812

Single storey extension - £61,240

Outbuilding - £10,312

Install an RSJ - £2,512

Build a kitchen extension - £42,312
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