From £17,380
Relax... you have found a reliable extension builder in BS32. A M I Construction is a friendly and reliable company based in BS32 who consider no j...
From £17,220
Relax... you have found a reliable extension builder in BS32. J SUTTON CONSTRUCTION is a friendly and reliable company based in BS32 who consider n...
From £17,444
Reliable and experienced extension builders with competitive rates and good at keeping within budget. Happy to provide examples of extension builde...
From £17,356
Reliable and experienced extension builders with competitive rates and good at keeping within budget. Happy to provide examples of extension builde...
From £17,796
N J Laity & Son & Grandson's are here to help customers who need an Extension Builder in BS32. We offer a competitive rate to complete all your ext...
From £17,340
MOORLAND DESIGN & BUILD LTD are here to help customers who need an Extension Builder in BS32. We offer a competitive rate to complete all your exte...
From £17,228
Neil Causon & Son is an established and experienced local extension builder in BS32. Please contact us for a free, no obligation quote and competit...
From £17,324
Need an Extension Builder in BS32? Mucha Construcion has been helping local clients (20 mile radius) with their extension buildering jobs for many ...
From £18,044
GARY G BOND LIMITED are here to help customers who need an Extension Builder in BS32. We offer a competitive rate to complete all your extension bu...
From £17,420
Relax... you have found a reliable extension builder in BS32. RD Pope Construction is a friendly and reliable company based in BS32 who consider no...

Underpinning ranges from £17,220 (J SUTTON CONSTRUCTION based in GL5) to £18,044 (GARY G BOND LIMITED based in BS16), 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 BS32 by posting a job with HaMuch and we will send it to extension builders in BS32.
| Location in UK | Hourly Rate | Daily Rate |
|---|---|---|
| Underpin A Building near Bradley Stoke | £34 | £259 |
| Underpin A Building near South Gloucestershire | £34 | £260 |
| Underpin A Building near Yate | £34 | £263 |
| Underpin A Building near Bristol | £33 | £255 |
| Underpin A Building near Kingswood | £34 | £257 |
| Underpin A Building near Clifton | £33 | £255 |
| Underpin A Building near Portishead | £33 | £247 |
| Underpin A Building near Keynsham | £33 | £251 |
| Underpin A Building near North Somerset | £32 | £245 |
| Underpin A Building 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 - £17,455

Two storey extension - £87,933

Build a timber frame extension - £25,955

Build a swimming pool - £80,955

Single storey extension - £54,104

Side return extension - £40,996

Install an RSJ - £2,155

Outbuilding - £9,955

Build a Mansard loft conversion - £51,955

Loft conversion - £33,330

Build a kitchen extension - £41,955

Hip to gable loft conversion - £41,955

Granny annexe - £86,955

Garden office - £9,955

Convert a Garage - £15,955

Garage - £18,455

Build a flat roof extension - £21,955

Build a dormer loft conversion - £41,955

Concrete foundations - £6,205

Convert a bungalow loft - £28,955

Convert a basement - £36,996