Convert your basement in Hertfordshire from £35,970

Range from the cheapest Convert a basement £35,970 (Advance Construction Solutions based in EN6) to the dearest Convert a basement £43,530 (R. Newman Construction based in AL4). 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 Hertfordshire extension builders

Compare quotes

Compare quotes

Available extension builders in Hertfordshire reply

Save Money

Save Money

Select your affordable Hertfordshire extension builder

Post your job

From £43,260

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 £41,370

Last active Oct 26
Get quotes

Peter's Gutters

Peter Rourke

Trusted and professional extension builder in Hertfordshire. Experienced in all extension buildering work and keeping within budget and on quote. P...

From £37,140

Last active Oct 26
Get quotes

A S G Developments - Herts LTD

Amarjeet Gill

Architecture and Construction all in one place. 

FREE DRAWINGS for all projects we build. 

From £37,230

Last active Oct 26
Get quotes

One Call Bathrooms

At One Call Bathrooms we can tailor our service to provide a bespoke service to all Landlords and Management Agents that will guar...

From £40,110

Last active Oct 26
Get quotes

Buyerz Trading

Location

Hertfordshire, AL10

Buyerz Trading is an established and experienced local extension builder in Hertfordshire. Please contact us for a free, no obligation quote and co...

From £43,530

Last active Oct 26
Get quotes

R. Newman Construction

Are you looking for resin driveways in North London? We are a leading builder of driveways and patios in North London. We have expertise in various...

From £35,970

Last active Oct 26
Get quotes

Advance Construction Solutions

Trusted and professional extension builder in Hertfordshire. Experienced in all extension buildering work and keeping within budget and on quote. A...

From £42,450

Last active Oct 26
Get quotes

IC Builders

Location

Hertfordshire, AL1

IC Builders have been helping customers in St Albans and the surrounding area by providing professional, trustworthy building services.We k...

From £40,470

Last active Oct 26
Get quotes

London Elite Construction

London Elite Construction is an established extension buildering business in Hertfordshire. We come highly recommended and provide competitive quot...

From £41,190

Last active Oct 26
Get quotes

BSL

BSL are here to help customers who need an Extension Builder in Hertfordshire. We offer a competitive rate to complete all your extension builderin...

Cheapest builders to convert your basement in Hertfordshire

Estimates for convert a basement near Hertfordshire

Comparing extension builders estimates for a Convert a basement gives you an idea of who will be better value but the best way to compare costs is to get actual quotes.

What to do - Get rates and quotes for the cost to convert a basement in Hertfordshire by posting a job with HaMuch and we will send it to  extension builders in Hertfordshire.


Get extension builder rates instantly

Estimates for common extension builder jobs in Hertfordshire;

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...