Extend your SE10 with an extension

A flat roof extension is a great way to add extra space to your home without splashing out on the costs of a pitched roof extension. Often exempt from planning permission rules, you can build a flat roof extension up to 3 metres in height as long as it's not visible from a road. But how much do they cost in SE10? To see prices and availability for your job click green button.

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From £22,376

Last active Nov 26
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Exquisite Design & Build Ltd

Need an Extension Builder in SE10? Exquisite Design & Build Ltd has been helping local clients (5 mile radius) with their extension buildering jobs...

From £22,200

Last active May 26
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ROOSE CONSTRUCTION LTD

Trusted and professional extension builder in SE10. Experienced in all extension buildering work and keeping within budget and on quote. ROOSE CONS...

From £21,920

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Trafalgar Building Company Limited

Location

Greenwich, SE10

Trusted and professional extension builder in SE10. Experienced in all extension buildering work and keeping within budget and on quote. Trafalgar ...

From £22,432

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Island design & Construction Ltd

Island design & Construction Ltd are here to help customers who need an Extension Builder in SE10. We offer a competitive rate to complete all your...

From £22,312

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MARMAREX

We are a London-based contractor with significant experience in prime property construction and refurbishment, delivering projects for our clients ...

From £22,272

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Prestige Roofing Limited

Ricky Fuller

Experienced extension builder ready to quote for your work. Prestige Roofing Limited is the best extension builder in SE10. No obligation free quot...

From £22,128

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Storeyboard

Location

Greater London, SE10

Experienced extension builder ready to quote for your work. Storeyboard is the best extension builder in SE10. No obligation free quotes and many h...

From £22,200

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Storeyboard

Storeyboard work on projects of all sizes from outhouses and extensions to full renovations and commercial projects.We offer a complete and bespoke...

From £22,216

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Demiri Builder Ltd

Our building services company Demiri Builder Ltd has 15 years’ experience in the industry. We have been helping customers in Lewisham and the sur...

From £22,040

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Dule Vida Property Design Ltd

Dule Vida Property Design Ltd is a trusted extension builder serving customers in SE10 and the surrounding area. Contact us to today to get a compe...

Flat roof extension cost in SE10

Estimates for build a flat roof extension near SE10

A flat roof extension ranges from the cheapest of £21,920 (Trafalgar Building Company Limited based in SE10) to the dearest of £22,432 (Island design & Construction Ltd based in E14), but these are just estimates. While they give you an idea of who will be better value, the best way to compare costs is to get real quotes. 

Find out how much your flat roof extension will cost in SE10 by posting a job with HaMuch. We'll send it to extension builders in SE10.


Estimates for common extension builder jobs in SE10;

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.

More extensions & conversions cost guides...