Build a mansard loft conversion in Hanwell from £51,904

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.

HaMuch is Excellent

How HaMuch saves you money

Post your job for free

Post your job for free

We send your job to ALL Hanwell extension builders

Compare quotes

Compare quotes

Available extension builders in Hanwell reply

Save Money

Save Money

Select your affordable Hanwell extension builder

Post your job

From £52,312

Last active Nov 26
Get quotes

T M Builder

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

From £52,416

Last active Nov 26
Get quotes

Andy Harris Construction

Andy Harris

Andy Harris Construction is an established and experienced local extension builder in Hanwell. Please contact us for a free, no obligation quote an...

From £52,224

Last active Oct 26
Get quotes

Image Design & Consultants

Image Design & Consultants is a trusted extension builder serving customers in Hanwell and the surrounding area. Contact us to today to get a compe...

From £52,184

Last active Oct 26
Get quotes

MJ Builders (London) Ltd

Hardeep Samra

MJ Builders (London) Ltd are here to help customers who need an Extension Builder in Hanwell. We offer a competitive rate to complete all your exte...

From £52,280

Last active Oct 26
Get quotes

DC Build & Pave

Trusted and professional extension builder in Hanwell. Experienced in all extension buildering work and keeping within budget and on quote. DC Buil...

From £52,424

Last active Oct 26
Get quotes

LALI BUILDERS

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

From £52,504

Last active Oct 26
Get quotes

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 £52,304

Last active Oct 26
Get quotes

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 £51,904

Last active Sep 26
Get quotes

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 £52,184

Last active Sep 26
Get quotes

DIAL 1ST CONSTRUCTION LTD

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

Mansard loft conversion cost in Hanwell

Estimates for build a mansard loft conversion near Hanwell

Mansard loft conversions range from the cheapest installation of £51,904 (Elite Construction London Ltd based in TW8) to the dearest of around £52,504 (Ferdas Design & Build Ltd based in W3).

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


Estimates for common extension builder jobs in Hanwell;

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...