Build a mansard loft conversion in Guildford from £51,928

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 £52,152

Last active Oct 26
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ADW Roofing Services

Experienced extension builder ready to quote for your work. ADW Roofing Services is the best extension builder in Guildford. No obligation free quo...

From £52,224

Last active Oct 26
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Ayling & Sons Roofing Ltd

Ayling & Sons Roofing Ltd is an established and experienced local extension builder in Guildford. Please contact us for a free, no obligation quote...

From £52,048

Last active Oct 26
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Chim Me Sweep Chim Me Build

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

Chim Me Sweep Chim Me Build provides a local, trusted ex...

From £52,056

Last active Oct 26
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DILCONSI CONSTRUCTION

Relax... you have found a reliable extension builder in Guildford. DILCONSI CONSTRUCTION is a friendly and reliable company based in Guildford who ...

From £51,928

Last active Oct 26
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Holt Builders Ltd

Holt Builders Ltd are here to help customers who need an Extension Builder in Guildford. We offer a competitive rate to complete all your extension...

From £52,088

Last active Oct 26
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Betsworth Developments

Experienced extension builder ready to quote for your work. Betsworth Developments is the best extension builder in Guildford. No obligation free q...

From £52,064

Last active Oct 26
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MPE Brickwork

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

MPE Brickwork provides a local, trusted extension builde...

From £52,400

Last active Oct 26
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The Roof Doctor

The Roof Doctor is an established and experienced local extension builder in Guildford. Please contact us for a free, no obligation quote and compe...

From £52,384

Last active Oct 26
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M B Building & Construction Ltd

M B Building & Construction Ltd is a trusted extension builder serving customers in Guildford and the surrounding area. Contact us to today to get ...

From £51,952

Last active Sep 26
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ADO Builders

ADO Builders is a trusted extension builder serving customers in Guildford and the surrounding area. Contact us to today to get a competitive quote...

Mansard loft conversion cost in Guildford

Estimates for build a mansard loft conversion near Guildford

Mansard loft conversions range from the cheapest installation of £51,928 (Holt Builders Ltd based in GU12) to the dearest of around £52,400 (The Roof Doctor based in GU12).

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 Guildford by posting a job with HaMuch and we'll send it to extension builders in Guildford. 


Estimates for common extension builder jobs in Guildford;

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...