Build a mansard loft conversion in KT11 from £51,944

Mansard loft conversions are ideal if you want to maximise the space in your home. Extending your roof out into a flat roof with an almost vertical wall, they almost always require planning permission but can add significant value to your home. To see prices and availability for your job click green button.

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From £52,480

Last active Sep 26

1 review

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Vpbuildesign Ltd

Vlad Potapov

Location

Cobham, KT11

New build, complete refurbishment and renovation service. We provide a quality turnkey service in Central London , South West London 

"Vpbuildesign installed a kitchen and bathroom at my property and did an absolutely excellent job. I could not have asked for better and would definitely recommend giving them the opportunity to complete any building work required as I found the work to be exceptional." - reviewed 21/06/23, LUCAS REID

From £51,944

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LINDSEY BUILDERS (KINGSTON)LTD

Relax... you have found a reliable extension builder in KT11. LINDSEY BUILDERS (KINGSTON)LTD is a friendly and reliable company based in KT11 who c...

From £51,952

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Integral Builders Ltd

Location

Cobham, KT11

Integral Builders Ltd is an established extension buildering business in KT11. We come highly recommended and provide competitive quotes for your w...

From £52,360

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Trace Design & Build Ltd

Cobham based design and build company.For further details email: Info@

From £52,184

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TWMH Developments Ltd

Location

Surrey, KT11

We are a sustainable construction company who conduct property refurbishments. We believe there is a better way to do construction with an emphasis...

From £52,272

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Living Oak

Need to find an Extension Builder near you for all your extension buildering work?

Living Oak provides a local, trusted extension builderin...

From £52,144

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Charybdis Developments Ltd

Location

Surrey, KT11

Experienced extension builder ready to quote for your work. Charybdis Developments Ltd is the best extension builder in KT11. No obligation free qu...

Mansard loft conversion cost in KT11

Estimates for build a mansard loft conversion near KT11

Mansard loft conversions range from the cheapest installation of £51,944 (LINDSEY BUILDERS (KINGSTON)LTD based in KT11) to the dearest of around £52,480 (Vpbuildesign Ltd based in KT11).

While these estimates give you a good idea how much you'll pay for a mansard loft conversion, the only way to get an accurate price is to get real quotes from real builders.

Get quotes to install a mansard loft conversion in KT11 by posting a job with HaMuch and we'll send it to extension builders in KT11. 


Estimates for common extension builder jobs in KT11;

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...