From £10,336
Big Mamma is an established and experienced local extension builder in China Town. Please contact us for a free, no obligation quote and competitiv...
From £10,064
Experienced extension builder ready to quote for your work. Cornerstone is the best extension builder in China Town. No obligation free quotes and ...
From £10,432
Reliable and experienced extension builders with competitive rates and good at keeping within budget. Happy to provide examples of extension builde...
From £10,144
House Rendering Ltd is a trusted extension builder serving customers in China Town and the surrounding area. Contact us to today to get a competiti...
From £10,240
Relax... you have found a reliable extension builder in China Town. HouseUP is a friendly and reliable company based in China Town who consider no ...
From £10,200
Experienced extension builder ready to quote for your work. My Trusted Builder is the best extension builder in China Town. No obligation free quot...
From £10,024
Need to find an Extension Builder near you for all your extension buildering work?
ORO Projects provides a local, trusted extension builder...
From £10,272
Trusted and professional extension builder in China Town. Experienced in all extension buildering work and keeping within budget and on quote. Elle...
From £10,080
Whitehorse Build London offers a full management service running each project from design through to completion, removing many of the hassle associ...
From £10,096
We offer many services in both residential and commercial settings including:BathroomsBuilding & RenovationDecking & PavingDemolitionDoor Installat...

Outbuilding costs in China Town range from the cheapest of £10,024 (ORO Projects based in WC2H) to the dearest of £10,432 (Sehem Design based in W1F), 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 China Town by posting a job with HaMuch and we will send it to extension builders.
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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 - £17,689

Two storey extension - £88,283

Build a timber frame extension - £26,189

Build a swimming pool - £81,189

Single storey extension - £58,776

Side return extension - £43,624

Install an RSJ - £2,389

Outbuilding - £10,189

Build a Mansard loft conversion - £52,189

Loft conversion - £35,520

Build a kitchen extension - £42,189

Hip to gable loft conversion - £42,189

Granny annexe - £87,189

Garden office - £10,189

Convert a Garage - £16,189

Garage - £18,689

Build a flat roof extension - £22,189

Build a dormer loft conversion - £42,189

Concrete foundations - £6,439

Convert a bungalow loft - £29,189

Convert a basement - £39,624