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SH Enterprise
Need the extension buildering job done quickly without breaking the bank? SH Enterprise offer fast, reliable, and affordable extension buildering s...
"Speculative quote ahead of a prospective purchase" - E3, job posted 31/08/26
Torrington
Torrington Design
NIECEIC / NAAPIT GASSAFE WATER REGULATIONS We offer services towards completion of high end construction projects to dis...
"Did callout made safe my elctrical work thanks" - reviewed 16/05/23, REECYRUSSO
Thermodynamic Building Services Ltd
Trusted and professional extension builder in E1. Experienced in all extension buildering work and keeping within budget and on quote. Thermodynami...
"Loft conversion" - SE16, job posted 15/04/24
Glenward Builders Ltd
Experienced extension builder ready to quote for your work. Glenward Builders Ltd is the best extension builder in E1. No obligation free quotes an...
"Side return extension" - E3, job posted 30/08/23
GS Fabric Ltd
GS Fabric Ltd is an established and experienced local extension builder in E1. Please contact us for a free, no obligation quote and competitive ra...
Renobuild Group
Daniel Dixon
Need to find an Extension Builder near you for all your extension buildering work?
Renobuild Group provides a local, trusted extension buil...
ROOSE CONSTRUCTION LTD
Trusted and professional extension builder in E1. Experienced in all extension buildering work and keeping within budget and on quote. ROOSE CONSTR...
Andy Tunmer Building Services
Andy Tunmer Building Services is an established and experienced local extension builder in E1. Please contact us for a free, no obligation quote an...
Carbin Canopy
Relax... you have found a reliable extension builder in E1. Carbin Canopy is a friendly and reliable company based in E1 who consider no job as too...
AB Building Maintainance
Trusted and professional extension builder in E1. Experienced in all extension buildering work and keeping within budget and on quote. AB Building ...
£38/hr
£241/day
Builders
Shoreditch, E1
Reliable and experienced extension builders with competitive rates and good at keeping within budget. Happy to provide examples of extension builde...
£41/hr
£255/day
TOP CONSTRUCTION
TOP CONSTRUCTION is an established extension buildering business in E1. We come highly recommended and provide competitive quotes for your work.
£45/hr
£282/day
SCL Design & Build Ltd
SCL Design & Build Ltd are here to help customers who need an Extension Builder in E1. We offer a competitive rate to complete all your extension b...
£46/hr
£289/day
MARMAREX
We are a London-based contractor with significant experience in prime property construction and refurbishment, delivering projects for our clients ...
£48/hr
£301/day
ATOM BUILD LTD T/A
Experienced extension builder ready to quote for your work. ATOM BUILD LTD T/A is the best extension builder in E1. No obligation free quotes and m...
£47/hr
£295/day
Darren & Valentin Construction & Maintenance
Relax... you have found a reliable extension builder in E1. Darren & Valentin Construction & Maintenance is a friendly and reliable company based i...
£48/hr
£299/day
Jamie Brown Construction
Our company is based in the South East of England, covering Kent, Essex, London and the surrounding areas. We have over 25 years of experience deal...
£46/hr
£285/day
Jamie Brown Construction
Greater London, E1
Need to find an Extension Builder near you for all your extension buildering work?
Jamie Brown Construction provides a local, trusted exten...
£43/hr
£271/day
DARKyellow
Reliable and experienced extension builders with competitive rates and good at keeping within budget. Happy to provide examples of extension builde...
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Use these steps to find Extension Builders in E1 for FREE!
- Post your job: Click "Get quotes" and briefly describe your job.
- Enter your details: We’ll match you with Extension Builders in E1. We’ll notify you via text or email when an Extension Builder is available to quote.
- Select your Extension Builder: Compare Extension Builders interested in working with you. You can use HaMuch to safely message local E1 Extension Builders or phone them directly - you’re in control!
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 - £26,224
Garden office - £10,224
Granny annexe - £87,224
Build a flat roof extension - £22,224
Convert a Garage - £16,224
Hip to gable loft conversion - £42,224
Convert a bungalow loft - £29,224
Build a dormer loft conversion - £42,224
Build a swimming pool - £81,224
Build a Mansard loft conversion - £52,224
Concrete foundations - £6,474
Underpin a building - £17,724
Two storey extension - £88,336
Convert a basement - £40,020
Side return extension - £44,020
Loft conversion - £35,850
Garage - £18,724
Single storey extension - £59,480
Outbuilding - £10,224
Install an RSJ - £2,424
Build a kitchen extension - £42,224
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