From £10,136
JP Refurbishment London has completed countless renovations and home improvements in London. Our focus and determination are both solely centred ar...
From £10,096
Experienced builder in all aspects of building works. All work guaranteed. Quality finish, promt ,honest and reliable services. Public liabil...
From £10,096
Murdoch Building Services are here to help customers who need an Extension Builder in Stockwell. We offer a competitive rate to complete all your e...
From £10,256
Reliable and experienced extension builders with competitive rates and good at keeping within budget. Happy to provide examples of extension builde...
From £10,256
Relax... you have found a reliable extension builder in Stockwell. Finch Lockerbie is a friendly and reliable company based in Stockwell who consid...
From £10,200
Greater London, SW9
Need an Extension Builder in Stockwell? Build Team has been helping local clients (5 mile radius) with their extension buildering jobs for many yea...
From £10,248
Experienced extension builder ready to quote for your work. Cornerstones Construction is the best extension builder in Stockwell. No obligation fre...
From £10,320
Experienced extension builder ready to quote for your work. D & G Building & Decorating is the best extension builder in Stockwell. No obligation f...
From £10,312
Experienced extension builder ready to quote for your work. Gustav Building Services is the best extension builder in Stockwell. No obligation free...
From £10,040
I am Gustav, I run a team of professionals who offer competitive prices, design guide, materials supply, professional advice and project management...

Outbuilding costs in Stockwell range from the cheapest of £10,040 (Gustav Building Services based in SW4) to the dearest of £10,320 (D & G Building & Decorating based in SW8), 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 Stockwell by posting a job with HaMuch and we will send it to extension builders.
| Borough in London |
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| Outbuilding in Stockwell |
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| Outbuilding in Brixton |
| Outbuilding in Elephant & Castle |
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| Outbuilding in Houses of Parliament |
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.

Underpin a building - £17,696

Two storey extension - £88,294

Build a timber frame extension - £26,196

Build a swimming pool - £81,196

Single storey extension - £58,920

Side return extension - £43,705

Install an RSJ - £2,396

Outbuilding - £10,196

Build a Mansard loft conversion - £52,196

Loft conversion - £35,588

Build a kitchen extension - £42,196

Hip to gable loft conversion - £42,196

Granny annexe - £87,196

Garden office - £10,196

Convert a Garage - £16,196

Garage - £18,696

Build a flat roof extension - £22,196

Build a dormer loft conversion - £42,196

Concrete foundations - £6,446

Convert a bungalow loft - £29,196

Convert a basement - £39,705