From £16,940
Trusted and professional extension builder in TS14. Experienced in all work and keeping within budget and on quote. Marshall & Son Builders have m...
From £19,148
Transform UK Developments Ltd are here to help customers who need an Extension Builder in TS14. We offer a competitive rate to complete all your j...
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 £17,628
Need an Extension Builder in TS14? Holvey Home Improvements has been helping local clients (20 mile radius) with their jobs for many years. Get a ...
From £17,420
Need to find an Extension Builder near you for all your work?
louisjh provides a local, trusted service in and around TS14. Homeowners an...
From £17,476
Need an Extension Builder in TS14? M&K BEDROOM DESIGNS has been helping local clients (20 mile radius) with their jobs for many years. Get a quote...
From £17,684
Over a Decade of Property Maintenance. Military Maintenance has years of experience in the construction and development industry, our expertise ran...
From £17,540
Relax... you have found a reliable extension builder in TS14. Wall & Ceilings Solutions is a friendly and reliable company based in TS14 who consid...
From £17,436
Design Consultancy & Construction Services Ltd are here to help customers who need an Extension Builder in TS14. We offer a competitive rate to com...
From £17,164
Friendly, honest and fair. High standard of work for affordable prices. With over 30 years experience all work guarenteed. With free quotations

Underpinning ranges from £16,940 (Marshall & Son Builders based in TS14) to £19,148 (Transform UK Developments Ltd based in TS11), 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 | £35 | £215 |
| Underpin A Building near Redcar & Cleveland | £35 | £230 |
| Underpin A Building near Redcar | £34 | £223 |
| Underpin A Building near Middlesbrough | £36 | £202 |
| Underpin A Building near Thornaby-on-Tees | £36 | £202 |
| Underpin A Building near Ingleby Barwick | £36 | £202 |
| Underpin A Building near Billingham | £37 | £208 |
| Underpin A Building near Stockton-on-Tees | £35 | £201 |
| Underpin A Building near Hartlepool | £35 | £204 |
| Underpin A Building near Peterlee | £31 | £194 |
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 - £17,572

Two storey extension - £88,108

Build a timber frame extension - £26,072

Build a swimming pool - £81,072

Single storey extension - £56,440

Side return extension - £42,310

Install an RSJ - £2,272

Outbuilding - £10,072

Build a Mansard loft conversion - £52,072

Loft conversion - £34,425

Build a kitchen extension - £42,072

Hip to gable loft conversion - £42,072

Granny annexe - £87,072

Garden office - £10,072

Convert a Garage - £16,072

Garage - £18,572

Build a flat roof extension - £22,072

Build a dormer loft conversion - £42,072

Concrete foundations - £6,322

Convert a bungalow loft - £29,072

Convert a basement - £38,310