iConstruction are here to help customers who need an Extension Builder in HD7. We offer a competitive rate to complete all your extension builderin...
Irving Property is an established extension buildering business in HD7. We come highly recommended and provide competitive quotes for your work.
From £17,316
Trusted and professional extension builder in HD7. Experienced in all extension buildering work and keeping within budget and on quote. J P McDonag...

Underpinning ranges from £17,212 (Irving Property based in HD9) to £17,316 (J P McDonagh Construction Ltd based in hd9), 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 HD7 by posting a job with HaMuch and we will send it to extension builders in HD7.
| Location in UK | Hourly Rate | Daily Rate |
|---|---|---|
| Underpin A Building near Kirklees | £30 | £231 |
| Underpin A Building near Huddersfield | £29 | £224 |
| Underpin A Building near Holmfirth | £30 | £232 |
| Underpin A Building near Brighouse | £30 | £230 |
| Underpin A Building near Halifax | £32 | £243 |
| Underpin A Building near Mirfield | £31 | £236 |
| Underpin A Building near Calderdale | £33 | £253 |
| Underpin A Building near Royton | £30 | £225 |
| Underpin A Building near Oldham | £31 | £229 |
| Underpin A Building near Dewsbury | £33 | £245 |
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 - £17,252

Two storey extension - £87,628

Build a timber frame extension - £25,752

Build a swimming pool - £80,752

Single storey extension - £50,040

Side return extension - £38,710

Install an RSJ - £1,952

Outbuilding - £9,752

Build a Mansard loft conversion - £51,752

Loft conversion - £31,425

Build a kitchen extension - £41,752

Hip to gable loft conversion - £41,752

Granny annexe - £86,752

Garden office - £9,752

Convert a Garage - £15,752

Garage - £18,252

Build a flat roof extension - £21,752

Build a dormer loft conversion - £41,752

Concrete foundations - £6,002

Convert a bungalow loft - £28,752

Convert a basement - £34,710