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Propello
Ali Alagoz
Propello is an established and experienced local extension builder in Upper Edmonton. Please contact us for a free, no obligation quote and compet...
"Single storey extension" - N17, job posted 28/09/26
MEGABUILD LTD
MEGABUILD LTD is a trusted extension builder serving customers in Upper Edmonton and the surrounding area. Contact us to today to get a competitive...
"Groundworkers construction" - N9, job posted 06/09/23
Best Builders
Reliable and experienced extension builders with competitive rates and good at keeping within budget. Happy to provide examples of extension builde...
GG CONSTRUCTION LTD
GG CONSTRUCTION LTD is a trusted extension builder serving customers in Upper Edmonton and the surrounding area. Contact us to today to get a compe...
The00Company Ltd
Homeowners look no further if you want a qualified extension builder to work in your home. The00Company Ltd are tidy and neat, providing a quality ...
Fine Loft Construction
Fine Loft Construction are here to help customers who need an Extension Builder in Upper Edmonton. We offer a competitive rate to complete all your...
KJV CONSTRUCTION LTD
KJV CONSTRUCTION LTD is an established and experienced local extension builder in Upper Edmonton. Please contact us for a free, no obligation quote...
Abarth Construction Ltd
We are an experienced team dedicated to designing property in a way that is both beautiful and practical. For most people buying a property is an e...
£43/hr
£270/day
NexLevel Contractors Ltd
Nexlevel - An aspiring construction and refurbishment company situated in the London. As a family-run business that is meshed with love, we believe...
£48/hr
£301/day
PonariBuilders Ltd
Reliable and experienced extension builders with competitive rates and good at keeping within budget. Happy to provide examples of extension builde...
£47/hr
£301/day
K J B Loft Conversions & Extensions
K J B Loft Conversions & Extensions is a trusted extension builder serving customers in Upper Edmonton and the surrounding area. Contact us to toda...
£36/hr
£265/day
Acacia Gardens Ltd
Acacia Gardens Ltd are here to help customers who need an Extension Builder in Upper Edmonton. We offer a competitive rate to complete all your ext...
£48/hr
£299/day
PS Contractors
PS Contractors is an established and experienced local extension builder in Upper Edmonton. Please contact us for a free, no obligation quote and c...
£48/hr
£297/day
Eckford Chong Design
Eckford Chong Design is an established and experienced local extension builder in Upper Edmonton. Please contact us for a free, no obligation quote...
£41/hr
£262/day
Deltx Ltd
Deltx Building Services is a well established company based in North London. We take pride in high quality craftsmanship and professional installat...
£45/hr
£280/day
JMP Contractors & Engineers
JMP Contractors & Engineers are here to help customers who need an Extension Builder in Upper Edmonton. We offer a competitive rate to complete all...
£44/hr
£275/day
R&S services Ltd
Experienced extension builder ready to quote for your work. R&S services Ltd is the best extension builder in Upper Edmonton. No obligation free qu...
£41/hr
£256/day
By Design London Ltd
By Design London Ltd are here to help customers who need an Extension Builder in Upper Edmonton. We offer a competitive rate to complete all your e...
Quickly find an Extension Builder in Upper Edmonton
Use these steps to find Extension Builders in Upper Edmonton for FREE!
- Post your job: Click "Get quotes" and briefly describe your job.
- Enter your details: We’ll match you with Extension Builders in Upper Edmonton. 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 Upper Edmonton 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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