From £17,404
R JOSE (BUILDER) is an established and experienced local extension builder in Spalding. Please contact us for a free, no obligation quote and compe...
From £17,564
Trinity Green Building Contractors are here to help customers who need an Extension Builder in Spalding. We offer a competitive rate to complete al...
From £17,468
Relax... you have found a reliable extension builder in Spalding. OLD COURT BUILDERS is a friendly and reliable company based in Spalding who consi...
From £17,332
Our building services company DH Home Improvements was established in 2003. Since then we have been helping customers in Lincolnshire and the surro...
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 £17,708
Sheehan & Godfrey (Construction) Limited is an established and experienced local extension builder in Spalding. Please contact us for a free, no ob...
From £17,404
KESTEAD CONSTRUCTION LTD is an established and experienced local extension builder in Spalding. Please contact us for a free, no obligation quote a...
From £17,580
Trusted and professional extension builder in Spalding. Experienced in all extension buildering work and keeping within budget and on quote. Moores...
From £17,388
Your Local builders in Peterborough
GMF Builders is owned and managed by Graham Fuller who has approximately 23 years experience in the ...

Underpinning ranges from £17,332 (DH Home Improvements based in NG34) to £17,708 (Sheehan & Godfrey (Construction) Limited based in PE10), 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 Spalding by posting a job with HaMuch and we will send it to extension builders in Spalding.
| Location in UK | Hourly Rate | Daily Rate |
|---|---|---|
| Underpin A Building near Spalding | £32 | £238 |
| Underpin A Building near Boston | £28 | £262 |
| Underpin A Building near Wisbech | £34 | £255 |
| Underpin A Building near Peterborough | £42 | £280 |
| Underpin A Building near Stamford | £35 | £248 |
| Underpin A Building near Grantham | £38 | £228 |
| Underpin A Building near King's Lynn | £33 | £254 |
| Underpin A Building near Huntingdonshire | £36 | £290 |
| Underpin A Building near Kings Lynn & West Norfolk | £31 | £238 |
| Underpin A Building near Corby | £30 | £214 |
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 - £17,477

Two storey extension - £87,965

Build a timber frame extension - £25,977

Build a swimming pool - £80,977

Single storey extension - £54,536

Side return extension - £41,239

Install an RSJ - £2,177

Outbuilding - £9,977

Build a Mansard loft conversion - £51,977

Loft conversion - £33,533

Build a kitchen extension - £41,977

Hip to gable loft conversion - £41,977

Granny annexe - £86,977

Garden office - £9,977

Convert a Garage - £15,977

Garage - £18,477

Build a flat roof extension - £21,977

Build a dormer loft conversion - £41,977

Concrete foundations - £6,227

Convert a bungalow loft - £28,977

Convert a basement - £37,239