From £17,756
DUWIX BUILDING MAINTENANCE are here to help customers who need an Extension Builder in Camberwell. We offer a competitive rate to complete all your...
From £17,596
Camberwell London, SE5
Experienced builder in all aspects of building works. All work guaranteed. Quality finish, promt ,honest and reliable services. Public liabil...
From £21,548
Based in Camberwell south east London we provide a turnkey service for Domestic and Commercial construction Projects from conception to compl...
From £17,524
James Hall Property Solutions Ltd is a trusted extension builder serving customers in Camberwell and the surrounding area. Contact us to today to g...
From £17,708
Trusted and professional extension builder in Camberwell. Experienced in all extension buildering work and keeping within budget and on quote. Vida...
From £17,988
Need an Extension Builder in Camberwell? Oxus Construction has been helping local clients (5 mile radius) with their extension buildering jobs for ...
From £17,564
The Casa Shop is nestled in the heart of Peckham, London. Established in 1998, we are specialist suppliers and installers of Eco Wood-Burning and G...
From £17,748
Experienced extension builder ready to quote for your work. Cornerstones Construction is the best extension builder in Camberwell. No obligation fr...
From £17,756
Relax... you have found a reliable extension builder in Camberwell. Finch Lockerbie is a friendly and reliable company based in Camberwell who cons...

Underpinning ranges from £17,524 (James Hall Property Solutions Ltd based in SE22) to £21,548 (Chris Ellis Project Service based in SE5), but the final cost will depend on the method of underpinning used, how much of your foundations need underpinning and where you live.
Comparing extension builders estimates for underpinning gives you an idea of who will be better value but the best way to compare costs is to get actual quotes.
Get quotes to underpin your home in Camberwell by posting a job with HaMuch and we will send it to extension builders in Camberwell.
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 - £18,073

Two storey extension - £88,859

Build a timber frame extension - £26,573

Build a swimming pool - £81,573

Single storey extension - £66,456

Side return extension - £47,944

Install an RSJ - £2,773

Outbuilding - £10,573

Build a Mansard loft conversion - £52,573

Loft conversion - £39,120

Build a kitchen extension - £42,573

Hip to gable loft conversion - £42,573

Granny annexe - £87,573

Garden office - £10,573

Convert a Garage - £16,573

Garage - £19,073

Build a flat roof extension - £22,573

Build a dormer loft conversion - £42,573

Concrete foundations - £6,823

Convert a bungalow loft - £29,573

Convert a basement - £43,944