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UNIVERSAL CONSTRUCTION
Swanley, BR8
Relax... you have found a reliable extension builder in BR8. UNIVERSAL CONSTRUCTION is a friendly and reliable company based in BR8 who consider no...
GM BUILDING SERVICES
GM BUILDING SERVICES are here to help customers who need an Extension Builder in BR8. We offer a competitive rate to complete all your extension bu...
Radiant Homes
Hamel Patel
Swanley, BR8
Relax... you have found a reliable extension builder in BR8. Radiant Homes is a friendly and reliable company based in BR8 who consider no job as t...
£38/hr
£237/day
Make Construction Limited
Need an Extension Builder in BR8? Make Construction Limited has been helping local clients (10 mile radius) with their extension buildering jobs fo...
£49/hr
£302/day
Reeve Renovations
Kent, BR8
Since 2010, we have provided clients with a wide range of specialist services. Reeve Renovations offers a bespoke service for all your residential ...
£40/hr
£254/day
Reeve Renovations
Trusted and professional extension builder in BR8. Experienced in all extension buildering work and keeping within budget and on quote. Reeve Renov...
£47/hr
£300/day
Leadway Developments & Construction Ltd
Leadway Developments & Construction Ltd specialise in Extensions and Conversions in and around Sidcup, Bexley and the surrounding...
£44/hr
£285/day
LD&C
Need the extension buildering job done quickly without breaking the bank? LD&C offer fast, reliable, and affordable extension buildering services i...
Quickly find an Extension Builder in BR8
Use these steps to find Extension Builders in BR8 for FREE!
- Post your job: Click "Get quotes" and briefly describe your job.
- Enter your details: We’ll match you with Extension Builders in BR8. 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 BR8 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 - £26,160

Garden office - £10,160

Granny annexe - £87,160

Build a flat roof extension - £22,160

Convert a Garage - £16,160

Hip to gable loft conversion - £42,160

Convert a bungalow loft - £29,160

Build a dormer loft conversion - £42,160

Build a swimming pool - £81,160

Build a Mansard loft conversion - £52,160

Concrete foundations - £6,410

Underpin a building - £17,660

Two storey extension - £88,240

Convert a basement - £39,300

Side return extension - £43,300

Loft conversion - £35,250

Garage - £18,660

Single storey extension - £58,200

Outbuilding - £10,160

Install an RSJ - £2,360

Build a kitchen extension - £42,160
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