Build a single storey extension in NW4 from £48,280

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From £57,880

Last active Oct 26
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Swiftdale Developments Ltd

Need the extension buildering job done quickly without breaking the bank? Swiftdale Developments Ltd offer fast, reliable, and affordable extension...

From £62,840

Last active Oct 26
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Samuele Paolini

Samuele Paolini

Need an Extension Builder in NW4? Samuele Paolini has been helping local clients (5 mile radius) with their extension buildering jobs for many yea...

From £55,960

Last active Oct 26
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WHITE EAGLE CONSTRUCTION LTD

Trusted and professional extension builder in NW4. Experienced in all extension buildering work and keeping within budget and on quote. WHITE EAGLE...

From £50,200

Last active Sep 26

1 review

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Simion PC Construction Ltd

Marcel Simion

Hi everyone!

i have good experience over 25 years working in construction and I have my on  Business and my company 

"I'm very happy for the job what his done" - LONDON,reviewed 29/09/17, SIMONA

From £56,920

Last active Aug 26
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Taylor Construction Services Ltd

Relax... you have found a reliable extension builder in NW4. Taylor Construction Services Ltd is a friendly and reliable company based in NW4 who c...

From £62,520

Last active Aug 26
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DS Construction

Trusted and professional extension builder in NW4. Experienced in all extension buildering work and keeping within budget and on quote. DS Construc...

From £54,680

Last active Aug 26
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RF Building Services

Reliable and experienced extension builders with competitive rates and good at keeping within budget. Happy to provide examples of extension builde...

From £54,200

Last active Jul 26
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HARLEY BUILDING SERVICES LTD

HARLEY BUILDING SERVICES LTD are here to help customers who need an Extension Builder in NW4. We offer a competitive rate to complete all your exte...

From £63,640

Last active Jun 26
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BKB Building Contractors

Reliable and experienced extension builders with competitive rates and good at keeping within budget. Happy to provide examples of extension builde...

From £48,280

Last active Jun 26
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F C Builders London ltd

Fabio Capani

With over 24 years of hands-on experience, FC Builders London Ltd specialises in home extensions, loft conversions, full renovations, kitchen and b...

Estimates for common extension builder jobs in NW4;

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...