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Bspec Ltd
Mick Singh
At Building Services Contractors we pride ourselves on an efficient and friendly service, and strive to achieve 100% customer satisfaction.
"Side return extension 12smq roughly Open up wall to garden and install big door window Demolish lean-to and original victorian toilet" - E10, job posted 21/03/26
Five Star Builder
Experienced extension builder ready to quote for your work. Five Star Builder is the best extension builder in Clapton. No obligation free quotes a...
"Fully extend with side return and renovate dated Victorian house with loft added. Size is 100m2 currently to 160m2 on completion." - E5, job posted 19/06/25
J&H Builder
J&H Builder is a trusted extension builder serving customers in Clapton and the surrounding area. Contact us to today to get a competitive quote fo...
"Basement conversion" - E5, job posted 27/04/25
London Trowel Co.
Relax... you have found a reliable extension builder in Clapton. London Trowel Co. is a friendly and reliable company based in Clapton who consider...
"RSJ re-installation" - N16, job posted 10/04/25
Thermodynamic Building Services Ltd
Trusted and professional extension builder in Clapton. Experienced in all extension buildering work and keeping within budget and on quote. Thermod...
"Flat roof extension" - E5, job posted 18/03/25
GS Fabric Ltd
GS Fabric Ltd is an established and experienced local extension builder in Clapton. Please contact us for a free, no obligation quote and competiti...
"Rear ground level extension" - E17, job posted 06/10/23
Gardening Life Ltd
IONUT SORIN Leoveanu
Hi , we are profesional team , we are based in Leyton but we cover all London.
Happy customers = happy team= the business is gooin...
"Side return extension" - E3, job posted 30/08/23
Carland Builders Ltd
Carland Builders Ltd are here to help customers who need an Extension Builder in Clapton. We offer a competitive rate to complete all your extensio...
Carbin Canopy
Relax... you have found a reliable extension builder in Clapton. Carbin Canopy is a friendly and reliable company based in Clapton who consider no ...
Amastic Roofing Building and Scaffolding Services Ltd
Trusted and professional extension builder in Clapton. Experienced in all extension buildering work and keeping within budget and on quote. Amastic...
Brooks Builders & Decorators
Brooks Builders & Decorators is an established extension buildering business in Clapton. We come highly recommended and provide competitive quotes ...
HHOMECONCEPTS
We are Joinery and renovation company based in London where we can offer from Kitchen & wardrobes design ,supply ,installation ,joinery services an...
House Proud Construction & Design
At House Proud Construction we fit bespoke bathrooms for discerning customers in East London and the surrounding area.It is a well-known fa...
DLER SINGH D S BUILDERS
DLER SINGH D S BUILDERS are here to help customers who need an Extension Builder in Clapton. We offer a competitive rate to complete all your exten...
COMPLETE BUILDING COMPANY
Frankie
COMPLETE BUILDING COMPANY are here to help customers who need an Extension Builder in Clapton. We offer a competitive rate to complete all your ext...
D B Duri Building
D B Duri Building are here to help customers who need an Extension Builder in Clapton. We offer a competitive rate to complete all your extension b...
£41/hr
£262/day
E & G Restoration Ltd
E & G Restoration Ltd are here to help customers who need an Extension Builder in Clapton. We offer a competitive rate to complete all your extensi...
£46/hr
£289/day
The Victorian Bay Restoration Co
We source all the original and traditional materials along withnew materials and the latest technology. This enables us tocreate perfect architectu...
£38/hr
£238/day
FM BUILDING SOLUTIONS LTD
Relax... you have found a reliable extension builder in Clapton. FM BUILDING SOLUTIONS LTD is a friendly and reliable company based in Clapton who ...
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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 - £26,240
Garden office - £10,240
Granny annexe - £87,240
Build a flat roof extension - £22,240
Convert a Garage - £16,240
Hip to gable loft conversion - £42,240
Convert a bungalow loft - £29,240
Build a dormer loft conversion - £42,240
Build a swimming pool - £81,240
Build a Mansard loft conversion - £52,240
Concrete foundations - £6,490
Underpin a building - £17,740
Two storey extension - £88,360
Convert a basement - £40,200
Side return extension - £44,200
Loft conversion - £36,000
Garage - £18,740
Single storey extension - £59,800
Outbuilding - £10,240
Install an RSJ - £2,440
Build a kitchen extension - £42,240
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