From £18,412
Trusted General Builders in Durham From small fixes to full renovations, Radici Construction delivers quality workmanship, clear communication,...
From £17,420
Reliable and experienced extension builders with competitive rates and good at keeping within budget. Happy to provide examples of extension builde...
2 reviews
From £17,764
30 years experience In building . Plastering and colour renders
"Totally unreliable, takes your money and doesn't finish the job." - NORTH EAST,reviewed 04/10/17, L S
From £17,260
Trusted and professional extension builder in DL13. Experienced in all extension buildering work and keeping within budget and on quote. D & G Buil...
From £17,604
RAINTON CONSTRUCTION LTD is an established and experienced local extension builder in DL13. Please contact us for a free, no obligation quote and c...
From £17,708
Need an Extension Builder in DL13? ANDERSON & METCALF BUILDERS has been helping local clients (20 mile radius) with their extension buildering jobs...
From £17,404
WILKINSON BUILDERS is a trusted extension builder serving customers in DL13 and the surrounding area. Contact us to today to get a competitive quot...
From £17,132
Partek Site Services is an established and experienced local extension builder in DL13. Please contact us for a free, no obligation quote and compe...
From £17,396
S & A W Joinery & Construction is a trusted extension builder serving customers in DL13 and the surrounding area. Contact us to today to get a comp...

Underpinning ranges from £17,132 (Partek Site Services based in DL2) 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 DL13 by posting a job with HaMuch and we will send it to extension builders in DL13.
| Location in UK | Hourly Rate | Daily Rate |
|---|---|---|
| Underpin A Building near Consett | £33 | £241 |
| Underpin A Building near Bishop Auckland | £39 | £247 |
| Underpin A Building near Spennymoor | £38 | £248 |
| Underpin A Building near Stanley | £34 | £242 |
| Underpin A Building near Durham | £47 | £267 |
| Underpin A Building near Newton Aycliffe | £39 | £227 |
| Underpin A Building near Chester-le-Street | £35 | £242 |
| Underpin A Building near Darlington | £60 | £222 |
| Underpin A Building near Washington | £33 | £254 |
| Underpin A Building near Gateshead | £33 | £236 |
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 - £17,560

Two storey extension - £88,090

Build a timber frame extension - £26,060

Build a swimming pool - £81,060

Single storey extension - £56,200

Side return extension - £42,175

Install an RSJ - £2,260

Outbuilding - £10,060

Build a Mansard loft conversion - £52,060

Loft conversion - £34,313

Build a kitchen extension - £42,060

Hip to gable loft conversion - £42,060

Granny annexe - £87,060

Garden office - £10,060

Convert a Garage - £16,060

Garage - £18,560

Build a flat roof extension - £22,060

Build a dormer loft conversion - £42,060

Concrete foundations - £6,310

Convert a bungalow loft - £29,060

Convert a basement - £38,175