Add extra space to your W5 home from £41,904

Dormer loft conversions are ideal if you want to add lots of extra space to your home. Adding a box-like structure or structures to the roof, you essentially extend the roofline to add significant square footage to your loft space. This makes dormer loft conversions one of the most popular loft conversion types, as they're ideal for adding a new main bedroom with en-suite or even a self-contained living space. To see prices and availability for your job click green button.

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From £42,424

Last active Oct 26
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LALI BUILDERS

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

From £42,504

Last active Oct 26
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Ferdas Design & Build Ltd

At Ferdas Design & Build Ltd we have been fitting bespoke bathrooms since 2013. We pride ourselves on being the go-to bathroom fitters for discerni...

From £42,304

Last active Oct 26
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The Diamond Property Service Ltd

Tomasz Pedowicz

Hi we have 15 years of experience in building and construction industry our specialization is bathrooms and renovations please have a look at the w...

From £41,904

Last active Sep 26
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Elite Construction London Ltd

Elite Construction London Ltd

Elite Construction London Ltd has been one of the top providers of building and remodeling services in London for more than ten years.Our goal is ...

From £42,184

Last active Sep 26
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DIAL 1ST CONSTRUCTION LTD

Experienced extension builder ready to quote for your work. DIAL 1ST CONSTRUCTION LTD is the best extension builder in W5. No obligation free quote...

From £41,952

Last active Sep 26
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Global Building & Designs Ltd

Global Building & Designs Ltd is an established and experienced local extension builder in W5. Please contact us for a free, no obligation quote an...

From £42,184

Last active Sep 26
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Vision Refurbishments Ltd.

Mick Shehabi

Vision Refurbishments Ltd. brings over 10 years of experience in building and construction, including interior and exterior renovations, painting, ...

From £42,216

Last active Sep 26
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R Burton & Sons Builders

R Burton & Sons Builders are here to help customers who need an Extension Builder in W5. We offer a competitive rate to complete all your extension...

From £42,136

Last active Sep 26
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Polish Builders Union Ltd

Need an Extension Builder in W5? Polish Builders Union Ltd has been helping local clients (5 mile radius) with their extension buildering jobs for ...

From £42,392

Last active Sep 26
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BUILDING ANGELS LTD

BUILDING ANGELS LTD is an established extension buildering business in W5. We come highly recommended and provide competitive quotes for your work....

Cost of dormer loft conversions in W5

Estimates for build a dormer loft conversion near W5

In W5, prices for dormer loft conversions range from £41,904 (Elite Construction London Ltd based in TW8) to £42,504 (Ferdas Design & Build Ltd based in W3), but how much your conversion costs will vary depending on the size of your property, how easy access to your roof is and what you want to use the space for. 

The best way to get an accurate price is to compare quotes from extension builders in W5. Post your job on HaMuch now and we'll put you in touch with available extension builders.


Estimates for common extension builder jobs in W5;

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...