Experienced extension builder ready to quote for your work. The Perfectionist is the best extension builder in Nine Elms. No obligation free quotes...
Experienced extension builder ready to quote for your work. D & G Building & Decorating is the best extension builder in Nine Elms. No obligation f...
London Construction is an established and experienced local extension builder in Nine Elms. Please contact us for a free, no obligation quote and c...
A to Z Builders Ltd are here to help customers who need an Extension Builder in Nine Elms. We offer a competitive rate to complete all your extensi...
Experienced extension builder ready to quote for your work. Cornerstones Construction is the best extension builder in Nine Elms. No obligation fre...
JK Doors is a trusted extension builder serving customers in Nine Elms and the surrounding area. Contact us to today to get a competitive quote for...
Trusted and professional extension builder in Nine Elms. Experienced in all extension buildering work and keeping within budget and on quote. Vidan...
DUWIX BUILDING MAINTENANCE are here to help customers who need an Extension Builder in Nine Elms. We offer a competitive rate to complete all your ...
Peter Cesma
Experienced builder in all aspects of building works. All work guaranteed. Quality finish, promt ,honest and reliable services. Public liabil...
At Home Tranformers Ltd we have been fitting bespoke bathrooms for over 10 years. We pride ourselves on being the go-to bathroom fitters for discer...

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 Nine Elms by posting a job with HaMuch and we will send it to extension builders in Nine Elms.
"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 - £17,677

Two storey extension - £88,265

Build a timber frame extension - £26,177

Build a swimming pool - £81,177

Single storey extension - £58,536

Side return extension - £43,489

Install an RSJ - £2,377

Outbuilding - £10,177

Build a Mansard loft conversion - £52,177

Loft conversion - £35,408

Build a kitchen extension - £42,177

Hip to gable loft conversion - £42,177

Granny annexe - £87,177

Garden office - £10,177

Convert a Garage - £16,177

Garage - £18,677

Build a flat roof extension - £22,177

Build a dormer loft conversion - £42,177

Concrete foundations - £6,427

Convert a bungalow loft - £29,177

Convert a basement - £39,489