From £17,220
Walker Design and Installation has been designing and fitting quality tiling installations for over ten years.Our company is built on trust and the...
From £17,276
Berry Bros Property LTD is an established and experienced local extension builder in NR15. Please contact us for a free, no obligation quote and co...
From £16,956
Reliable and experienced extension builders with competitive rates and good at keeping within budget. Happy to provide examples of extension builde...
From £17,140
BARLOW CONSTRUCTION is an established extension buildering business in NR15. We come highly recommended and provide competitive quotes for your wor...
From £17,172
DUVAL BUILDING is an established extension buildering business in NR15. We come highly recommended and provide competitive quotes for your work.
From £17,324
GREENBUILDING SOLUTIONS LTD is an established extension buildering business in NR15. We come highly recommended and provide competitive quotes for ...
From £17,012
Reliable and experienced extension builders with competitive rates and good at keeping within budget. Happy to provide examples of extension builde...
From £17,172
R K CUNNINGHAM BUILDER are here to help customers who need an Extension Builder in NR15. We offer a competitive rate to complete all your extension...
From £17,068
Land lord are here to help customers who need an Extension Builder in NR15. We offer a competitive rate to complete all your extension buildering j...

Underpinning ranges from £16,956 (J Kimbley Building & Landscaping based in NR2) to £17,324 (GREENBUILDING SOLUTIONS LTD based in NR18), 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 NR15 by posting a job with HaMuch and we will send it to extension builders in NR15.
| Location in UK | Hourly Rate | Daily Rate |
|---|---|---|
| Underpin A Building near Norwich | £25 | £200 |
| Underpin A Building near Broadland | £24 | £194 |
| Underpin A Building near Waveney | £24 | £200 |
| Underpin A Building near Dereham | £25 | £203 |
| Underpin A Building near Breckland | £28 | £248 |
| Underpin A Building near Lowestoft | £24 | £197 |
| Underpin A Building near Gorleston-on-Sea | £25 | £205 |
| Underpin A Building near Great Yarmouth | £13 | £132 |
| Underpin A Building near Thetford | £42 | £277 |
| Underpin A Building near Stowmarket | £30 | £221 |
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 - £17,153

Two storey extension - £87,479

Build a timber frame extension - £25,653

Build a swimming pool - £80,653

Single storey extension - £48,056

Side return extension - £37,594

Install an RSJ - £1,853

Outbuilding - £9,653

Build a Mansard loft conversion - £51,653

Loft conversion - £30,495

Build a kitchen extension - £41,653

Hip to gable loft conversion - £41,653

Granny annexe - £86,653

Garden office - £9,653

Convert a Garage - £15,653

Garage - £18,153

Build a flat roof extension - £21,653

Build a dormer loft conversion - £41,653

Concrete foundations - £5,903

Convert a bungalow loft - £28,653

Convert a basement - £33,594