From £17,380
Relax... you have found a reliable extension builder in Catterick Garrison. Under Pressure is a friendly and reliable company based in Catterick Ga...
From £17,260
Trusted and professional extension builder in Catterick Garrison. Experienced in all extension buildering work and keeping within budget and on quo...
From £17,220
S & K Windows are here to help customers who need an Extension Builder in Catterick Garrison. We offer a competitive rate to complete all your exte...
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...
From £17,132
Partek Site Services is an established and experienced local extension builder in Catterick Garrison. Please contact us for a free, no obligation q...
From £17,452
Barlow Construction Limited are here to help customers who need an Extension Builder in Catterick Garrison. We offer a competitive rate to complete...
From £17,428
Woodale Construction Nidderdale is an established extension buildering business in Catterick Garrison. We come highly recommended and provide comp...
From £17,324
Experienced extension builder ready to quote for your work. AW Building Projects North East Ltd is the best extension builder in Catterick Garrison...
From £17,372
Hi I'm darren
I'm a fully qualified time served joiner I have been doing it for 30 years and have been self employed for 12 years ...

Underpinning ranges from £17,132 (Partek Site Services based in DL2) to £17,452 (Barlow Construction Limited based in YO7), 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 Catterick Garrison by posting a job with HaMuch and we will send it to extension builders in Catterick Garrison.
| 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 Ingleby Barwick | £41 | £228 |
| Underpin A Building near Bishop Auckland | £39 | £247 |
| Underpin A Building near Thornaby-on-Tees | £42 | £231 |
| Underpin A Building near Stockton-on-Tees | £41 | £228 |
| Underpin A Building near Spennymoor | £38 | £248 |
| Underpin A Building near Billingham | £44 | £242 |
| Underpin A Building near Middlesbrough | £43 | £236 |
| Underpin A Building near Eston | £42 | £241 |
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 - £17,334

Two storey extension - £87,750

Build a timber frame extension - £25,834

Build a swimming pool - £80,834

Single storey extension - £51,672

Side return extension - £39,628

Install an RSJ - £2,034

Outbuilding - £9,834

Build a Mansard loft conversion - £51,834

Loft conversion - £32,190

Build a kitchen extension - £41,834

Hip to gable loft conversion - £41,834

Granny annexe - £86,834

Garden office - £9,834

Convert a Garage - £15,834

Garage - £18,334

Build a flat roof extension - £21,834

Build a dormer loft conversion - £41,834

Concrete foundations - £6,084

Convert a bungalow loft - £28,834

Convert a basement - £35,628