Add extra space to your Borehamwood home from £42,024

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.

HaMuch is Excellent

How HaMuch saves you money

Post your job for free

Post your job for free

We send your job to ALL Borehamwood extension builders

Compare quotes

Compare quotes

Available extension builders in Borehamwood reply

Save Money

Save Money

Select your affordable Borehamwood extension builder

Post your job

From £42,512

Rates verified Oct 26
Get quotes

Mandala Building Services

Mandala Building Services is a family-owned design and build maintenance company, encompassing everything from residential refurbishment to large-s...

From £42,112

Last active Nov 26
Get quotes

JJSR Construction Ltd

J Wijayamohan

JJSR Construction Ltd is an established and experienced local extension builder in Borehamwood. Please contact us for a free, no obligation quote a...

From £42,296

Last active Nov 26
Get quotes

BELLVIEW BUILDERS LTD

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

BELLVIEW BUILDERS LTD provides a local, trusted extensio...

From £42,360

Last active Nov 26
Get quotes

A&J BUILDERS & DECORATORS LTD

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

From £42,192

Last active Nov 26
Get quotes

SJ Expert Building Services

SJ Expert Building Services are here to help customers who need an Extension Builder in Borehamwood. We offer a competitive rate to complete all yo...

From £42,560

Last active Oct 26
Get quotes

Rafix Building

Rafal Szczepanski

Our homes need to be regularly maintained and from time to time they need to be rejuvenated, modernised and enhanced. When it comes to building wor...

From £42,464

Last active Oct 26
Get quotes

AV Home Improvements

In an unstable market house extensions are often the most viable option, helping you to get the most out of the space you have without the addition...

From £42,424

Last active Oct 26
Get quotes

Sharp Building Ltd

Sharp Building Ltd is an established and experienced local extension builder in Borehamwood. Please contact us for a free, no obligation quote and ...

From £42,024

Last active Oct 26
Get quotes

Mario Prajar Building Services

Mario Prajar Building Services is an established and experienced local extension builder in Borehamwood. Please contact us for a free, no obligatio...

From £42,096

Last active Oct 26
Get quotes

RLC Construction

RLC Construction are here to help customers who need an Extension Builder in Borehamwood. We offer a competitive rate to complete all your extensio...

Cost of dormer loft conversions in Borehamwood

Estimates for build a dormer loft conversion near Borehamwood

In Borehamwood, prices for dormer loft conversions range from £42,024 (Mario Prajar Building Services based in HA2) to £42,560 (Rafix Building based in EN4), 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 Borehamwood. Post your job on HaMuch now and we'll put you in touch with available extension builders.

"Dormer loft conversion" - HA8, job posted 03/06/26


Estimates for common extension builder jobs in Borehamwood;

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...