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 £17,260
Trusted and professional extension builder in TS14. Experienced in all extension buildering work and keeping within budget and on quote. D & G Buil...
From £17,244
Trusted and professional extension builder in TS14. Experienced in all extension buildering work and keeping within budget and on quote. Empire Bui...
From £17,028
Experienced extension builder ready to quote for your work. KIETH GRAY ROOFING & BUILDING is the best extension builder in TS14. No obligation free...
From £17,420
Graham Gamble is an established and experienced local extension builder in TS14. Please contact us for a free, no obligation quote and competitive ...
From £17,380
Relax... you have found a reliable extension builder in TS14. Under Pressure is a friendly and reliable company based in TS14 who consider no job a...
From £17,628
Need an Extension Builder in TS14? Holvey Home Improvements has been helping local clients (20 mile radius) with their extension buildering jobs fo...
From £17,284
Plant to Build Northern is an established and experienced local extension builder in TS14. Please contact us for a free, no obligation quote and co...
From £16,940
Trusted and professional extension builder in TS14. Experienced in all extension buildering work and keeping within budget and on quote. Marshall &...
From £17,316
Need an Extension Builder in TS14? CHERRYBURN CONSTRUCTION LTD has been helping local clients (20 mile radius) with their extension buildering jobs...

Underpinning ranges from £16,940 (Marshall & Son Builders based in TS14) to £17,628 (Holvey Home Improvements based in TS12), 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 TS14 by posting a job with HaMuch and we will send it to extension builders in TS14.
| Location in UK | Hourly Rate | Daily Rate |
|---|---|---|
| Underpin A Building near Eston | £42 | £241 |
| Underpin A Building near Redcar & Cleveland | £43 | £254 |
| Underpin A Building near Redcar | £42 | £240 |
| Underpin A Building near Middlesbrough | £43 | £236 |
| Underpin A Building near Thornaby-on-Tees | £42 | £231 |
| Underpin A Building near Ingleby Barwick | £41 | £228 |
| Underpin A Building near Billingham | £44 | £242 |
| Underpin A Building near Stockton-on-Tees | £41 | £228 |
| Underpin A Building near Hartlepool | £40 | £236 |
| Underpin A Building near Peterlee | £36 | £230 |
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 - £17,290

Two storey extension - £87,684

Build a timber frame extension - £25,790

Build a swimming pool - £80,790

Single storey extension - £50,792

Side return extension - £39,133

Install an RSJ - £1,990

Outbuilding - £9,790

Build a Mansard loft conversion - £51,790

Loft conversion - £31,778

Build a kitchen extension - £41,790

Hip to gable loft conversion - £41,790

Granny annexe - £86,790

Garden office - £9,790

Convert a Garage - £15,790

Garage - £18,290

Build a flat roof extension - £21,790

Build a dormer loft conversion - £41,790

Concrete foundations - £6,040

Convert a bungalow loft - £28,790

Convert a basement - £35,133