From £6,186
Trusted and professional extension builder in Richmond Upon Thames. Experienced in all extension buildering work and keeping within budget and on q...
From £6,554
Silver Horizon Installers Ltd is an established extension buildering business in Richmond Upon Thames. We come highly recommended and provide compe...
From £6,234
Reliable and experienced extension builders with competitive rates and good at keeping within budget. Happy to provide examples of extension builde...
From £6,338
Cube Lofts is an established and experienced local extension builder in Richmond Upon Thames. Please contact us for a free, no obligation quote and...
From £6,402
IMKO is an established and experienced local extension builder in Richmond Upon Thames. Please contact us for a free, no obligation quote and compe...
From £6,530
Need to find an Extension Builder near you for all your extension buildering work?
Sharp Projects London Limited provides a local, trusted ...
From £6,546
B26 Ltd is an established and experienced local extension builder in Richmond Upon Thames. Please contact us for a free, no obligation quote and co...
From £6,530
Need to find an Extension Builder near you for all your extension buildering work?
D GAFFNEY D G BUILDERS & CO provides a local, trusted ex...
From £6,178
Relax... you have found a reliable extension builder in Richmond Upon Thames. REED CONSTRUCTION LTD is a friendly and reliable company based in Ric...
From £6,154
Masterbuild & Design Ltd is an established and experienced local extension builder in Richmond Upon Thames. Please contact us for a free, no obliga...

Concrete foundations range from the £6,154 (Masterbuild & Design Ltd based in TW1) to £6,554 (Silver Horizon Installers Ltd based in TW11) in Richmond Upon Thames.
Comparing extension builders estimates for laying concrete foundations gives you an idea of who will be better value, but the best way to compare costs is to get actual quotes.
Find out the exact cost of laying concrete foundations in Richmond Upon Thames by posting a job with HaMuch. We will send it to extension builders who can give you a detailed quote.
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 - £17,615

Two storey extension - £88,173

Build a timber frame extension - £26,115

Build a swimming pool - £81,115

Single storey extension - £57,304

Side return extension - £42,796

Install an RSJ - £2,315

Outbuilding - £10,115

Build a Mansard loft conversion - £52,115

Loft conversion - £34,830

Build a kitchen extension - £42,115

Hip to gable loft conversion - £42,115

Granny annexe - £87,115

Garden office - £10,115

Convert a Garage - £16,115

Garage - £18,615

Build a flat roof extension - £22,115

Build a dormer loft conversion - £42,115

Concrete foundations - £6,365

Convert a bungalow loft - £29,115

Convert a basement - £38,796