From £18,412
Trusted General Builders in Durham From small fixes to full renovations, Radici Construction delivers quality workmanship, clear communication,...
From £17,308
Trusted and professional extension builder in Staindrop. Experienced in all extension buildering work and keeping within budget and on quote. DHB B...
From £17,332
LJP Roofing are here to help customers who need an Extension Builder in Staindrop. We offer a competitive rate to complete all your extension build...
From £17,244
Trusted and professional extension builder in Staindrop. Experienced in all extension buildering work and keeping within budget and on quote. Empir...
From £17,380
Relax... you have found a reliable extension builder in Staindrop. Under Pressure is a friendly and reliable company based in Staindrop who conside...
From £17,260
Trusted and professional extension builder in Staindrop. Experienced in all extension buildering work and keeping within budget and on quote. D & G...
From £17,396
Reliable and experienced extension builders with competitive rates and good at keeping within budget. Happy to provide examples of extension builde...
From £17,220
S & K Windows are here to help customers who need an Extension Builder in Staindrop. We offer a competitive rate to complete all your extension bui...
From £17,348
Need to find an Extension Builder near you for all your extension buildering work?
Victory Procurement Solutions provides a local, trusted...
From £17,420
Reliable and experienced extension builders with competitive rates and good at keeping within budget. Happy to provide examples of extension builde...

Underpinning ranges from £17,220 (S & K Windows based in DL6) to £18,412 (Radici Construction North East Ltd based in DH1), 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 Staindrop by posting a job with HaMuch and we will send it to extension builders in Staindrop.
| Location in UK | Hourly Rate | Daily Rate |
|---|---|---|
| Underpin A Building near Darlington | £60 | £222 |
| Underpin A Building near Newton Aycliffe | £39 | £227 |
| Underpin A Building near Bishop Auckland | £39 | £247 |
| Underpin A Building near Stockton-on-Tees | £41 | £228 |
| Underpin A Building near Spennymoor | £38 | £248 |
| Underpin A Building near Ingleby Barwick | £41 | £228 |
| Underpin A Building near Thornaby-on-Tees | £42 | £231 |
| Underpin A Building near Billingham | £44 | £242 |
| Underpin A Building near Middlesbrough | £43 | £236 |
| Underpin A Building near Durham | £47 | £267 |
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 - £17,432

Two storey extension - £87,898

Build a timber frame extension - £25,932

Build a swimming pool - £80,932

Single storey extension - £53,640

Side return extension - £40,735

Install an RSJ - £2,132

Outbuilding - £9,932

Build a Mansard loft conversion - £51,932

Loft conversion - £33,113

Build a kitchen extension - £41,932

Hip to gable loft conversion - £41,932

Granny annexe - £86,932

Garden office - £9,932

Convert a Garage - £15,932

Garage - £18,432

Build a flat roof extension - £21,932

Build a dormer loft conversion - £41,932

Concrete foundations - £6,182

Convert a bungalow loft - £28,932

Convert a basement - £36,735