From £17,444
Wilson & Son is an established and experienced local extension builder in Bournville. Please contact us for a free, no obligation quote and competi...
From £17,380
Relax... you have found a reliable extension builder in Bournville. Tucker Construction is a friendly and reliable company based in Bournville who ...
From £17,460
SM&S General Property Repairs is a trusted extension builder serving customers in Bournville and the surrounding area. Contact us to today to get a...
From £17,092
Need to find an Extension Builder near you for all your extension buildering work?
JT Home Improvement provides a local, trusted extension ...
From £17,244
Relax... you have found a reliable extension builder in Bournville. Platinum Build is a friendly and reliable company based in Bournville who consi...
From £17,484
Trusted and professional extension builder in Bournville. Experienced in all extension buildering work and keeping within budget and on quote. 2nd ...
From £17,468
Need an Extension Builder in Bournville? Multiservice K Construction Ltd has been helping local clients (20 mile radius) with their extension build...
From £17,604
We are a design and build company that offer bespoke services to our clients, delivering professional services that help home owners achieve their ...
From £17,228
Trusted and professional extension builder in Bournville. Experienced in all extension buildering work and keeping within budget and on quote. D & ...
From £17,300
Need to find an Extension Builder near you for all your extension buildering work?
Michael Locke Garage Doors provides a local, trusted ext...

Underpinning ranges from £17,092 (JT Home Improvement based in B14) to £17,604 (Multiservice K Construction Ltd based in B17), 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 Bournville by posting a job with HaMuch and we will send it to extension builders in Bournville.
| Location in UK | Hourly Rate | Daily Rate |
|---|---|---|
| Underpin A Building near Birmingham | £29 | £227 |
| Underpin A Building near Oldbury | £29 | £227 |
| Underpin A Building near Halesowen | £29 | £227 |
| Underpin A Building near Smethwick | £29 | £226 |
| Underpin A Building near Solihull | £29 | £231 |
| Underpin A Building near Rowley Regis | £29 | £226 |
| Underpin A Building near West Bromwich | £29 | £227 |
| Underpin A Building near Bromsgrove | £31 | £237 |
| Underpin A Building near Knowle | £31 | £241 |
| Underpin A Building near Sandwell | £29 | £229 |
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 - £17,370

Two storey extension - £87,806

Build a timber frame extension - £25,870

Build a swimming pool - £80,870

Single storey extension - £52,408

Side return extension - £40,042

Install an RSJ - £2,070

Outbuilding - £9,870

Build a Mansard loft conversion - £51,870

Loft conversion - £32,535

Build a kitchen extension - £41,870

Hip to gable loft conversion - £41,870

Granny annexe - £86,870

Garden office - £9,870

Convert a Garage - £15,870

Garage - £18,370

Build a flat roof extension - £21,870

Build a dormer loft conversion - £41,870

Concrete foundations - £6,120

Convert a bungalow loft - £28,870

Convert a basement - £36,042