From £17,492
Street, BA16
Adrian Fowler Property Maintenance & General Building is a trusted extension builder serving customers in Street and the surrounding area. Contact ...
From £17,452
Experienced extension builder ready to quote for your work. ABS Abbott Preservation is the best extension builder in Street. No obligation free quo...
From £17,996
Experienced extension builder ready to quote for your work. Tim Stradling is the best extension builder in Street. No obligation free quotes and ma...
From £17,684
Trusted and professional extension builder in Street. Experienced in all extension buildering work and keeping within budget and on quote. MICHAEL ...
From £17,724
Trusted and professional extension builder in Street. Experienced in all extension buildering work and keeping within budget and on quote. practise...
From £17,356
Inspired Worx is a trusted extension builder serving customers in Street and the surrounding area. Contact us to today to get a competitive quote f...
From £17,428
Need an Extension Builder in Street? Wattsfield Construction has been helping local clients (20 mile radius) with their extension buildering jobs f...
From £17,756
TOTAL BUILDING SERVICES is an established extension buildering business in Street. We come highly recommended and provide competitive quotes for yo...
From £17,628
Colin Clarke building:roofing has been successfully in business for 30 years. A vast amount of skills and knowledge has been gained and used to cre...

Underpinning ranges from £17,028 (C O JOYCE LIMITED based in BA16) to £17,996 (Tim Stradling based in TA10), 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 Street by posting a job with HaMuch and we will send it to extension builders in Street.
| Location in UK | Hourly Rate | Daily Rate |
|---|---|---|
| Underpin A Building near South Somerset | £62 | £270 |
| Underpin A Building near Bridgwater | £30 | £236 |
| Underpin A Building near Yeovil | £34 | £294 |
| Underpin A Building near Taunton | £31 | £242 |
| Underpin A Building near Bath | £32 | £249 |
| Underpin A Building near Weston-super-Mare | £33 | £253 |
| Underpin A Building near North Somerset | £32 | £245 |
| Underpin A Building near Frome | £33 | £263 |
| Underpin A Building near Clevedon | £32 | £243 |
| Underpin A Building near Keynsham | £33 | £251 |
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 - £17,554

Two storey extension - £88,082

Build a timber frame extension - £26,054

Build a swimming pool - £81,054

Single storey extension - £56,088

Side return extension - £42,112

Install an RSJ - £2,254

Outbuilding - £10,054

Build a Mansard loft conversion - £52,054

Loft conversion - £34,260

Build a kitchen extension - £42,054

Hip to gable loft conversion - £42,054

Granny annexe - £87,054

Garden office - £10,054

Convert a Garage - £16,054

Garage - £18,554

Build a flat roof extension - £22,054

Build a dormer loft conversion - £42,054

Concrete foundations - £6,304

Convert a bungalow loft - £29,054

Convert a basement - £38,112