From £17,156
Hello So we do not work and almost any work and it works very well and qualitatively If you are interested we can work in the future
From £17,444
Need an Extension Builder in Allerton? D & D Builders has been helping local clients (20 mile radius) with their extension buildering jobs for many...
From £17,420
Experienced extension builder ready to quote for your work. J W Building Services is the best extension builder in Allerton. No obligation free quo...
From £17,332
Need an Extension Builder in Allerton? Watertight Roofing Leeds has been helping local clients (20 mile radius) with their extension buildering job...
From £17,340
Need to find an Extension Builder near you for all your extension buildering work?
full circle garden and design provides a local, trusted ...
From £17,156
David Wood Building Kitchens And Bathrooms is a trusted extension builder serving customers in Allerton and the surrounding area. Contact us to tod...
From £17,132
Trusted and professional extension builder in Allerton. Experienced in all extension buildering work and keeping within budget and on quote. Fearnv...
From £17,316
We are a local building company who specialises in keeping our customers happy we are reliable friendly. We carry out all types of building wo...
From £17,244
H.B.S is an established extension buildering business in Allerton. We come highly recommended and provide competitive quotes for your work.
From £17,308
Trusted and professional extension builder in Allerton. Experienced in all extension buildering work and keeping within budget and on quote. NE BUI...

Underpinning ranges from £17,132 (Fearnville Driveways based in LS8) to £17,444 (D & D Builders based in LS7), 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 Allerton by posting a job with HaMuch and we will send it to extension builders in Allerton.
| Location in UK | Hourly Rate | Daily Rate |
|---|---|---|
| Underpin A Building near Bingley | £30 | £228 |
| Underpin A Building near Bradford | £29 | £224 |
| Underpin A Building near Shipley | £29 | £226 |
| Underpin A Building near Keighley | £30 | £226 |
| Underpin A Building near Halifax | £32 | £243 |
| Underpin A Building near Pudsey | £30 | £226 |
| Underpin A Building near Brighouse | £30 | £230 |
| Underpin A Building near Calderdale | £33 | £253 |
| Underpin A Building near Batley | £32 | £239 |
| Underpin A Building near Mirfield | £31 | £236 |
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 - £17,285

Two storey extension - £87,677

Build a timber frame extension - £25,785

Build a swimming pool - £80,785

Single storey extension - £50,696

Side return extension - £39,079

Install an RSJ - £1,985

Outbuilding - £9,785

Build a Mansard loft conversion - £51,785

Loft conversion - £31,733

Build a kitchen extension - £41,785

Hip to gable loft conversion - £41,785

Granny annexe - £86,785

Garden office - £9,785

Convert a Garage - £15,785

Garage - £18,285

Build a flat roof extension - £21,785

Build a dormer loft conversion - £41,785

Concrete foundations - £6,035

Convert a bungalow loft - £28,785

Convert a basement - £35,079