Add an outbuilding to your property in Chelsea from £9,976

Outbuildings are the perfect way to add extra space to your property when you need a bit of quiet from the main house. Whether it's for a garden office, gym or workshop, an outbuilding can add value to your home and increase your quality of life. 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 Chelsea extension builders

Compare quotes

Compare quotes

Available extension builders in Chelsea reply

Save Money

Save Money

Select your affordable Chelsea extension builder

Post your job

From £10,448

Last active Nov 26
Get quotes

London Construction

London Construction is an established and experienced local extension builder in Chelsea. Please contact us for a free, no obligation quote and com...

From £10,184

Last active Nov 26
Get quotes

QA's Pointing and Brick Repair

QA's Pointing Brick Repair

Relax... you have found a reliable extension builder in Chelsea. QA's Pointing and Brick Repair is a friendly and reliable company based in Chelsea...

From £10,256

Last active Oct 26
Get quotes

Red Box Maintenance Ltd

Red Box are a Fulham-based building and decorating business who work in West and Southwest London, and who specialise in fine interior renovations,...

From £10,360

Last active Oct 26
Get quotes

M & A UK Ltd

Relax... you have found a reliable extension builder in Chelsea. M & A UK Ltd is a friendly and reliable company based in Chelsea who consider no j...

From £10,448

Last active Oct 26
Get quotes

AJ Wells

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

AJ Wells provides a local, trusted extension buildering ...

From £10,168

Last active Oct 26
Get quotes

Newpark Construction

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

From £10,320

Last active Sep 26
Get quotes

D & G Building & Decorating

Experienced extension builder ready to quote for your work. D & G Building & Decorating is the best extension builder in Chelsea. No obligation fre...

From £10,376

Last active Sep 26
Get quotes

CK Constructions & Development Ltd

CK Constructions & Development Ltd is a trusted extension builder serving customers in Chelsea and the surrounding area. Contact us to today to get...

From £9,976

Last active Sep 26
Get quotes

A to Z Builders Ltd

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

From £10,248

Last active Sep 26
Get quotes

Cornerstones Construction

Experienced extension builder ready to quote for your work. Cornerstones Construction is the best extension builder in Chelsea. No obligation free ...

Outbuilding cost in Chelsea

Estimates for outbuilding near Chelsea

Outbuilding costs in Chelsea range from the cheapest of £9,976 (A to Z Builders Ltd based in SW1P) to the dearest of £10,448 (London Construction based in SW11), but these are just estimates.

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

Get rates and quotes to build an outbuilding in Chelsea by posting a job with HaMuch and we will send it to extension builders.


Estimates for common extension builder jobs in Chelsea;

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...