From £17,628
STONEWALK CONSTRUCTION LTD is an established and experienced local extension builder in South Petherton. Please contact us for a free, no obligatio...
From £17,636
Need to find an Extension Builder near you for all your extension buildering work?
Allen and Woodard Building Contractors Limited provides ...
From £17,572
Our building services company MDP Building Contractors has over 30 years of experience of helping customers in Yeovil and the surrounding area by p...
From £17,996
Experienced extension builder ready to quote for your work. Tim Stradling is the best extension builder in South Petherton. No obligation free quot...
From £17,356
Firestone Surfacing Ltd is a trusted extension builder serving customers in South Petherton and the surrounding area. Contact us to today to get a ...
From £17,452
Experienced extension builder ready to quote for your work. ABS Abbott Preservation is the best extension builder in South Petherton. No obligation...
From £17,572
Need to find an Extension Builder near you for all your extension buildering work?
CB Construction provides a local, trusted extension buil...
From £18,596
Need to find an Extension Builder near you for all your extension buildering work?
Neil Massey Roofing Contractor provides a local, trusted...
From £17,260
Ian Hunt Building Services is an established and experienced local extension builder in South Petherton. Please contact us for a free, no obligatio...

Underpinning ranges from £17,028 (C O JOYCE LIMITED based in BA16) to £18,596 (Neil Massey Roofing Contractor based in BA21), 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 South Petherton by posting a job with HaMuch and we will send it to extension builders in South Petherton.
| Location in UK | Hourly Rate | Daily Rate |
|---|---|---|
| Underpin A Building near South Somerset | £62 | £270 |
| Underpin A Building near Yeovil | £34 | £294 |
| Underpin A Building near Taunton | £31 | £242 |
| Underpin A Building near Bridgwater | £30 | £236 |
| Underpin A Building near Dorchester | £30 | £230 |
| Underpin A Building near East Devon | £27 | £221 |
| Underpin A Building near Weymouth | £33 | £260 |
| Underpin A Building near Weston-super-Mare | £33 | £253 |
| Underpin A Building near Frome | £33 | £263 |
| Underpin A Building near Tiverton | £25 | £202 |
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 - £17,610

Two storey extension - £88,164

Build a timber frame extension - £26,110

Build a swimming pool - £81,110

Single storey extension - £57,192

Side return extension - £42,733

Install an RSJ - £2,310

Outbuilding - £10,110

Build a Mansard loft conversion - £52,110

Loft conversion - £34,778

Build a kitchen extension - £42,110

Hip to gable loft conversion - £42,110

Granny annexe - £87,110

Garden office - £10,110

Convert a Garage - £16,110

Garage - £18,610

Build a flat roof extension - £22,110

Build a dormer loft conversion - £42,110

Concrete foundations - £6,360

Convert a bungalow loft - £29,110

Convert a basement - £38,733