Convert your basement in E1 from £36,690

Range from the cheapest Convert a basement £36,690 (GS Fabric Ltd based in E2) to the dearest Convert a basement £41,100 (Renobuild Group based in E1). To see prices and availability for your job click green button.

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From £37,770

Last active Nov 26
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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...

From £39,660

Last active Oct 26

1 review

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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

From £39,840

Last active Oct 26
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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...

From £38,310

Last active Oct 26
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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...

From £36,690

Last active Sep 26
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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...

From £41,100

Last active Jul 26
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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...

From £39,750

Last active May 26
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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...

From £40,470

Last active May 26
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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...

From £41,100

Last active Apr 26
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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...

From £39,930

Last active Jan 26
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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 ...

Cheapest builders to convert your basement in E1

Estimates for convert a basement near E1

Comparing extension builders estimates for a Convert a basement gives you an idea of who will be better value but the best way to compare costs is to get actual quotes.

What to do - Get rates and quotes for the cost to convert a basement in E1 by posting a job with HaMuch and we will send it to  extension builders in E1.

"Side return extension" - E3, job posted 01/01/70


Estimates for common extension builder jobs in E1;

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...