Convert your basement in WC1X from £37,320

Range from the cheapest Convert a basement £37,320 (JK Doors based in W1W) to the dearest Convert a basement £60,720 (Q Lofts and Extensions based in EC1R). To see prices and availability for your job click green button.

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From £37,320

Last active Nov 26
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JK Doors

JK Doors is a trusted extension builder serving customers in WC1X and the surrounding area. Contact us to today to get a competitive quote for exte...

From £39,660

Last active Nov 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 £39,570

Last active Sep 26
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First guard Roofing

Darren Bergin

Relax... you have found a reliable extension builder in WC1X. First guard Roofing is a friendly and reliable company based in WC1X who consider no ...

From £41,730

Last active Sep 26
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CK Constructions & Development Ltd

CK Constructions & Development Ltd is a trusted extension builder serving customers in WC1X and the surrounding area. Contact us to today to get a ...

From £37,950

Last active Sep 26
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JM Building Services

JM Building Services is a trusted extension builder serving customers in WC1X and the surrounding area. Contact us to today to get a competitive qu...

From £39,930

Last active Aug 26
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Buildwiser

Buildwiser is a trusted extension builder serving customers in WC1X and the surrounding area. Contact us to today to get a competitive quote for ex...

From £60,720

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Q Lofts and Extensions

Anthony Sullivan

We build Lofts. We build Extensions. We undertake conversions. Our Terms and conditions apply as shown in our starter packs.

From £39,210

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plansing

Plansing Ltd

Experience the best architectural design services with PLANSING, where we flawlessly integrate innovative architectural designer products to bring ...

From £37,950

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TOP CONSTRUCTION

TOP CONSTRUCTION is an established extension buildering business in WC1X. We come highly recommended and provide competitive quotes for your work.<...

From £37,500

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Bok Services Ltd

Need an Extension Builder in WC1X? Bok Services Ltd has been helping local clients (5 mile radius) with their extension buildering jobs for many ye...

Cheapest builders to convert your basement in WC1X

Estimates for convert a basement near WC1X

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 WC1X by posting a job with HaMuch and we will send it to  extension builders in WC1X.


Estimates for common extension builder jobs in WC1X;

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...