From £17,660
Need to find an Extension Builder near you for all your extension buildering work?
Shire Design & Build Ltd. provides a local, trusted exte...

Underpinning ranges from £17,660 (Shire Design & Build Ltd. based in KA6) to £17,660 (Shire Design & Build Ltd. based in KA6), 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 KA7 by posting a job with HaMuch and we will send it to extension builders in KA7.
| Location in UK | Hourly Rate | Daily Rate |
|---|---|---|
| Underpin A Building near Ayr | £25 | £190 |
| Underpin A Building near South Ayrshire | £25 | £190 |
| Underpin A Building near Prestwick | £24 | £180 |
| Underpin A Building near Troon | £32 | £241 |
| Underpin A Building near Kilmarnock | £36 | £271 |
| Underpin A Building near Irvine | £35 | £253 |
| Underpin A Building near North Ayrshire | £33 | £250 |
| Underpin A Building near Kilwinning | £33 | £250 |
| Underpin A Building near Barrhead | £35 | £255 |
| Underpin A Building near Newton Mearns | £35 | £263 |
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 - £17,660

Two storey extension - £88,240

Build a timber frame extension - £26,160

Build a swimming pool - £81,160

Single storey extension - £58,200

Side return extension - £43,300

Install an RSJ - £2,360

Outbuilding - £10,160

Build a Mansard loft conversion - £52,160

Loft conversion - £35,250

Build a kitchen extension - £42,160

Hip to gable loft conversion - £42,160

Granny annexe - £87,160

Garden office - £10,160

Convert a Garage - £16,160

Garage - £18,660

Build a flat roof extension - £22,160

Build a dormer loft conversion - £42,160

Concrete foundations - £6,410

Convert a bungalow loft - £29,160

Convert a basement - £39,300