From £17,348
Infinity Property Improvements Limited are here to help customers who need an Extension Builder in WS7. We offer a competitive rate to complete all...
From £17,076
Experienced extension builder ready to quote for your work. LONGDON CONSTRUCTION LTD is the best extension builder in WS7. No obligation free quote...
From £17,596
RJB BUILDERS is an established and experienced local extension builder in WS7. Please contact us for a free, no obligation quote and competitive ra...
From £17,508
Empire Builders is an established and experienced local extension builder in WS7. Please contact us for a free, no obligation quote and competitive...
From £16,796
Reliable and experienced extension builders with competitive rates and good at keeping within budget. Happy to provide examples of extension builde...
From £17,580
If you’ve got some broken tiles, or some leaky gutters, Who you gonna call?... ROOFBUSTERS!Welcome to RoofBusters...
From £17,340
Need to find an Extension Builder near you for all your extension buildering work?
Willbuild provides a local, trusted extension buildering...
From £17,252
Need an Extension Builder in WS7? C A MILLS BUILDING CONTR LTD has been helping local clients (20 mile radius) with their extension buildering jobs...
From £17,540
Lichfield Loft Conversions Ltd is a trusted extension builder serving customers in WS7 and the surrounding area. Contact us to today to get a compe...

Underpinning ranges from £16,796 (Saxonworld Ltd based in WS9) to £17,596 (RJB BUILDERS based in WS124), 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 WS7 by posting a job with HaMuch and we will send it to extension builders in WS7.
| Location in UK | Hourly Rate | Daily Rate |
|---|---|---|
| Underpin A Building near Burntwood | £29 | £229 |
| Underpin A Building near Brownhills | £28 | £225 |
| Underpin A Building near Lichfield | £29 | £226 |
| Underpin A Building near Cannock | £28 | £227 |
| Underpin A Building near Rugeley | £30 | £230 |
| Underpin A Building near Bloxwich | £28 | £225 |
| Underpin A Building near Walsall | £29 | £226 |
| Underpin A Building near Willenhall | £29 | £225 |
| Underpin A Building near Darlaston | £29 | £226 |
| Underpin A Building near Wednesbury | £29 | £227 |
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 - £17,334

Two storey extension - £87,752

Build a timber frame extension - £25,834

Build a swimming pool - £80,834

Single storey extension - £51,688

Side return extension - £39,637

Install an RSJ - £2,034

Outbuilding - £9,834

Build a Mansard loft conversion - £51,834

Loft conversion - £32,198

Build a kitchen extension - £41,834

Hip to gable loft conversion - £41,834

Granny annexe - £86,834

Garden office - £9,834

Convert a Garage - £15,834

Garage - £18,334

Build a flat roof extension - £21,834

Build a dormer loft conversion - £41,834

Concrete foundations - £6,084

Convert a bungalow loft - £28,834

Convert a basement - £35,637