From £6,130
Relax... you have found a reliable extension builder in NP15. A M I Construction is a friendly and reliable company based in NP15 who consider no j...
From £6,122
Need an Extension Builder in NP15? P.D.Builders has been helping local clients (20 mile radius) with their extension buildering jobs for many years...
From £5,450
Very reliable honest and hard working guarantee all work clean and tidy first class work
From £6,546
N J Laity & Son & Grandson's are here to help customers who need an Extension Builder in NP15. We offer a competitive rate to complete all your ext...
From £5,978
Neil Causon & Son is an established and experienced local extension builder in NP15. Please contact us for a free, no obligation quote and competit...
From £6,074
Need an Extension Builder in NP15? Mucha Construcion has been helping local clients (20 mile radius) with their extension buildering jobs for many ...
From £6,034
Experienced extension builder ready to quote for your work. TOR BUILD is the best extension builder in NP15. No obligation free quotes and many hap...
From £6,442
B ROBINSON BUILDING is an established and experienced local extension builder in NP15. Please contact us for a free, no obligation quote and compet...
From £6,378
BM Builders UK are here to help customers who need an Extension Builder in NP15. We offer a competitive rate to complete all your extension builder...
From £6,042
T Porter Buiding is an established and experienced local extension builder in NP15. Please contact us for a free, no obligation quote and competiti...

Concrete foundations range from the £5,450 (A.Gaddarn Builders based in NP11) to £6,546 (N J Laity & Son & Grandson's based in BS10) in NP15.
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 NP15 by posting a job with HaMuch. We will send it to extension builders who can give you a detailed quote.
| Location in UK | Hourly Rate | Daily Rate |
|---|---|---|
| Concrete Foundations near Pontypool | £30 | £210 |
| Concrete Foundations near Cwmbran | £43 | £219 |
| Concrete Foundations near Newport | £41 | £233 |
| Concrete Foundations near Risca | £32 | £218 |
| Concrete Foundations near Ebbw Vale | £30 | £217 |
| Concrete Foundations near Tredegar | £30 | £217 |
| Concrete Foundations near Caerphilly | £33 | £208 |
| Concrete Foundations near Portishead | £33 | £247 |
| Concrete Foundations near Bradley Stoke | £34 | £259 |
| Concrete Foundations near Clevedon | £32 | £243 |
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 - £17,370

Two storey extension - £87,804

Build a timber frame extension - £25,870

Build a swimming pool - £80,870

Single storey extension - £52,392

Side return extension - £40,033

Install an RSJ - £2,070

Outbuilding - £9,870

Build a Mansard loft conversion - £51,870

Loft conversion - £32,528

Build a kitchen extension - £41,870

Hip to gable loft conversion - £41,870

Granny annexe - £86,870

Garden office - £9,870

Convert a Garage - £15,870

Garage - £18,370

Build a flat roof extension - £21,870

Build a dormer loft conversion - £41,870

Concrete foundations - £6,120

Convert a bungalow loft - £28,870

Convert a basement - £36,033