Side return extension in SW1 from £21,340

Range from the cheapest Side return extension £21,340 (London Design And Build based in SW1A) to the dearest Side return extension £45,730 (CK Constructions & Development Ltd based in WC1N). To see prices and availability for your job click green button.

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From £41,320

Last active Nov 26
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JK Doors

JK Doors is a trusted extension builder serving customers in SW1 and the surrounding area. Contact us to today to get a competitive quote for exten...

From £45,100

Last active Sep 26
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D & G Building & Decorating

Experienced extension builder ready to quote for your work. D & G Building & Decorating is the best extension builder in SW1. No obligation free qu...

From £45,730

Last active Sep 26
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CK Constructions & Development Ltd

CK Constructions & Development Ltd is a trusted extension builder serving customers in SW1 and the surrounding area. Contact us to today to get a c...

From £41,230

Last active Sep 26
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A to Z Builders Ltd

A to Z Builders Ltd are here to help customers who need an Extension Builder in SW1. We offer a competitive rate to complete all your extension bui...

From £44,290

Last active Sep 26
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Cornerstones Construction

Experienced extension builder ready to quote for your work. Cornerstones Construction is the best extension builder in SW1. No obligation free quot...

From £44,380

Last active Aug 26
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F & F Building Services

F & F Building Services is an established extension buildering business in SW1. We come highly recommended and provide competitive quotes for your ...

From £41,320

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Palm Property Developments Ltd

Experienced extension builder ready to quote for your work. Palm Property Developments Ltd is the best extension builder in SW1. No obligation free...

From £41,230

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KÖK London ltd.

Need an Extension Builder in SW1? KÖK London ltd. has been helping local clients (5 mile radius) with their extension buildering jobs for many yea...

From £43,210

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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 £21,340

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London Design And Build

London Design And Build

Here at London Design and Build, our team of architects, interior designers, structural engineers and contractors, offer a bespoke, turn-key servic...

Cheapest builders to build a side return extension in SW1

Estimates for side return extension near SW1

Comparing extension builders estimates for Side return extension 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 a side return extention by posting your job to extension builders in SW1.


Estimates for common extension builder jobs in SW1;

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...