From £16,972
We are a local building company serving the amber valley area working to a high class o...
From £17,148
Experienced extension builder ready to quote for your work. Alan Askey Builder is the best extension builder in Belper. No obligation free quotes a...
From £17,252
Relax... you have found a reliable extension builder in Belper. MTD Brickwork Ltd is a friendly and reliable company based in Belper who consider n...
From £18,428
Trusted and professional extension builder in Belper. Experienced in all extension buildering work and keeping within budget and on quote. COMPLETE...
From £17,204
A J Construction is an established and experienced local extension builder in Belper. Please contact us for a free, no obligation quote and competi...
From £17,252
Fitted Solutions was established in 2006 by founder Sam Fisher; with a promise to deliver exceptional craftmanship combined with first class custom...
From £17,716
Burgins Property Solutions Ltd is an established and experienced local extension builder in Belper. Please contact us for a free, no obligation quo...
From £17,316
Relax... you have found a reliable extension builder in Belper. Flying Tortise is a friendly and reliable company based in Belper who consider no j...
From £17,476
Top Mark Conversions is a trusted extension builder serving customers in Belper and the surrounding area. Contact us to today to get a competitive ...
From £17,244
The Blackbrook Group offers a one-stop shop for your construction project. We offer support from concept through to completion. We start with an in...

Underpinning ranges from £16,972 (A p sharp building services based in DE5) to £18,428 (COMPLETE BLDG & PLASTIC INSTA based in DE5), 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 Belper by posting a job with HaMuch and we will send it to extension builders in Belper.
| Location in UK | Hourly Rate | Daily Rate |
|---|---|---|
| Underpin A Building near Belper | £32 | £244 |
| Underpin A Building near Amber Valley | £31 | £238 |
| Underpin A Building near Ripley | £32 | £246 |
| Underpin A Building near Heanor | £31 | £236 |
| Underpin A Building near Derby | £30 | £228 |
| Underpin A Building near Alfreton | £34 | £261 |
| Underpin A Building near Ilkeston | £31 | £235 |
| Underpin A Building near Erewash | £31 | £233 |
| Underpin A Building near Broxtowe | £33 | £240 |
| Underpin A Building near Ashfield | £34 | £270 |
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 - £17,401

Two storey extension - £87,851

Build a timber frame extension - £25,901

Build a swimming pool - £80,901

Single storey extension - £53,016

Side return extension - £40,384

Install an RSJ - £2,101

Outbuilding - £9,901

Build a Mansard loft conversion - £51,901

Loft conversion - £32,820

Build a kitchen extension - £41,901

Hip to gable loft conversion - £41,901

Granny annexe - £86,901

Garden office - £9,901

Convert a Garage - £15,901

Garage - £18,401

Build a flat roof extension - £21,901

Build a dormer loft conversion - £41,901

Concrete foundations - £6,151

Convert a bungalow loft - £28,901

Convert a basement - £36,384