From £88,048
Trusted and professional extension builder in Sidcup. Experienced in all extension buildering work and keeping within budget and on quote. T L CONS...
From £87,844
Kent, DA14
Relax... you have found a reliable extension builder in Sidcup. Mormac Group is a friendly and reliable company based in Sidcup who consider no job...
From £88,084
Sunny Build Ltd is an established and experienced local extension builder in Sidcup. Please contact us for a free, no obligation quote and competit...
From £88,756
At EVConstructing Ltd , we have experience of supplying, designing and fitting bathrooms since 2011. We pride ourselves on being the go-to bathroom...
From £88,000
Experienced extension builder ready to quote for your work. NA Brickwork is the best extension builder in Sidcup. No obligation free quotes and man...
From £88,120
Aura Construction is a trusted extension builder serving customers in Sidcup and the surrounding area. Contact us to today to get a competitive quo...
From £88,144
Greater London, DA14
Tage London are here to help customers who need an Extension Builder in Sidcup. We offer a competitive rate to complete all your extension builderi...
From £88,516
PAUL BEADLE CONSTRUCTION are here to help customers who need an Extension Builder in Sidcup. We offer a competitive rate to complete all your exten...
From £88,696
Europa is an established and experienced local extension builder in Sidcup. Please contact us for a free, no obligation quote and competitive rates...

Costs range from £87,448 (Builder based in DA14) to £88,756 (EVConstructing Ltd based in DA15), but these are just estimates. The best way to compare costs is to get real quotes from real builders.
Post your job on HaMuch and we'll send it to extension builders to Sidcup.
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 - £17,610

Two storey extension - £88,166

Build a timber frame extension - £26,110

Build a swimming pool - £81,110

Single storey extension - £57,208

Side return extension - £42,742

Install an RSJ - £2,310

Outbuilding - £10,110

Build a Mansard loft conversion - £52,110

Loft conversion - £34,785

Build a kitchen extension - £42,110

Hip to gable loft conversion - £42,110

Granny annexe - £87,110

Garden office - £10,110

Convert a Garage - £16,110

Garage - £18,610

Build a flat roof extension - £22,110

Build a dormer loft conversion - £42,110

Concrete foundations - £6,360

Convert a bungalow loft - £29,110

Convert a basement - £38,742