From £40,380
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 £38,580
Camberwell London, SE5
Experienced builder in all aspects of building works. All work guaranteed. Quality finish, promt ,honest and reliable services. Public liabil...
From £83,040
Based in Camberwell south east London we provide a turnkey service for Domestic and Commercial construction Projects from conception to compl...
From £37,770
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 £39,840
Trusted and professional extension builder in Camberwell. Experienced in all extension buildering work and keeping within budget and on quote. Vida...
From £42,990
Need an Extension Builder in Camberwell? Oxus Construction has been helping local clients (5 mile radius) with their extension buildering jobs for ...
From £38,220
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 £39,030
JP Refurbishment London has completed countless renovations and home improvements in London. Our focus and determination are both solely centred ar...
From £40,290
Experienced extension builder ready to quote for your work. Cornerstones Construction is the best extension builder in Camberwell. No obligation fr...

Comparing extension builders estimates for a Convert a basement gives you an idea of who will be better value but the best way to compare costs is to get actual quotes.
What to do - Get rates and quotes for the cost to convert a basement in Camberwell by posting a job with HaMuch and we will send it to extension builders in Camberwell.
"Basement conversion" - LAMBETH, job posted 05/02/25
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 - £18,061

Two storey extension - £88,841

Build a timber frame extension - £26,561

Build a swimming pool - £81,561

Single storey extension - £66,216

Side return extension - £47,809

Install an RSJ - £2,761

Outbuilding - £10,561

Build a Mansard loft conversion - £52,561

Loft conversion - £39,008

Build a kitchen extension - £42,561

Hip to gable loft conversion - £42,561

Granny annexe - £87,561

Garden office - £10,561

Convert a Garage - £16,561

Garage - £19,061

Build a flat roof extension - £22,561

Build a dormer loft conversion - £42,561

Concrete foundations - £6,811

Convert a bungalow loft - £29,561

Convert a basement - £43,809