Need an Extension Builder in BB18? G MCGUIGAN BUILDING CONTR LTD has been helping local clients (20 mile radius) with their extension buildering jo...
S G Building Services is an established extension buildering business in BB18. We come highly recommended and provide competitive quotes for your w...
From £17,100
Trusted and professional extension builder in BB18. Experienced in all extension buildering work and keeping within budget and on quote. FTL Buildi...
From £17,492
Need an Extension Builder in BB18? CPS has been helping local clients (20 mile radius) with their extension buildering jobs for many years. Get a q...

Underpinning ranges from £17,100 (FTL Building & Maintenance based in BB8) to £17,492 (CPS based in BB9), but the final cost will depend on the method of underpinning used, how much of your foundations need underpinning and where you live.
Comparing extension builders estimates for underpinning gives you an idea of who will be better value but the best way to compare costs is to get actual quotes.
Get quotes to underpin your home in BB18 by posting a job with HaMuch and we will send it to extension builders in BB18.
| Location in UK | Hourly Rate | Daily Rate |
|---|---|---|
| Underpin A Building near Nelson | £27 | £214 |
| Underpin A Building near Burnley | £29 | £219 |
| Underpin A Building near Keighley | £30 | £226 |
| Underpin A Building near Accrington | £33 | £244 |
| Underpin A Building near Calderdale | £33 | £253 |
| Underpin A Building near Bingley | £30 | £228 |
| Underpin A Building near Rawtenstall | £29 | £213 |
| Underpin A Building near Shipley | £29 | £226 |
| Underpin A Building near Blackburn | £33 | £247 |
| Underpin A Building near Halifax | £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 - £17,244

Two storey extension - £87,616

Build a timber frame extension - £25,744

Build a swimming pool - £80,744

Single storey extension - £49,880

Side return extension - £38,620

Install an RSJ - £1,944

Outbuilding - £9,744

Build a Mansard loft conversion - £51,744

Loft conversion - £31,350

Build a kitchen extension - £41,744

Hip to gable loft conversion - £41,744

Granny annexe - £86,744

Garden office - £9,744

Convert a Garage - £15,744

Garage - £18,244

Build a flat roof extension - £21,744

Build a dormer loft conversion - £41,744

Concrete foundations - £5,994

Convert a bungalow loft - £28,744

Convert a basement - £34,620