From £17,364
Haven Building and Maintenance Ltd is a trusted extension builder serving customers in HX5 and the surrounding area. Contact us to today to get a c...
From £20,220
Relax... you have found a reliable extension builder in HX5. Diamond Construction (Glazing) is a friendly and reliable company based in HX5 who con...
From £17,068
Trusted and professional extension builder in HX5. Experienced in all extension buildering work and keeping within budget and on quote. GARY INGHAM...
From £17,452
Need to find an Extension Builder near you for all your extension buildering work?
MEP Building Services provides a local, trusted extensio...
From £17,228
iConstruction are here to help customers who need an Extension Builder in HX5. We offer a competitive rate to complete all your extension builderin...
From £17,172
Benchmark Builders is a trusted extension builder serving customers in HX5 and the surrounding area. Contact us to today to get a competitive quote...
From £17,164
Relax... you have found a reliable extension builder in HX5. Walkden Bricklaying is a friendly and reliable company based in HX5 who consider no jo...
From £17,148
Need to find an Extension Builder near you for all your extension buildering work?
Robbie Robinson provides a local, trusted extension buil...
From £17,508
RG Decorators is an established and experienced local extension builder in HX5. Please contact us for a free, no obligation quote and competitive r...
From £17,140
T Dickinson are here to help customers who need an Extension Builder in HX5. We offer a competitive rate to complete all your extension buildering ...

Underpinning ranges from £17,068 (GARY INGHAM JOINERY & BLDG LTD based in HX6) to £20,220 (Diamond Construction (Glazing) based in HX6), 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 HX5 by posting a job with HaMuch and we will send it to extension builders in HX5.
| Location in UK | Hourly Rate | Daily Rate |
|---|---|---|
| Underpin A Building near Brighouse | £30 | £230 |
| Underpin A Building near Halifax | £32 | £243 |
| Underpin A Building near Huddersfield | £29 | £224 |
| Underpin A Building near Mirfield | £31 | £236 |
| Underpin A Building near Kirklees | £30 | £231 |
| Underpin A Building near Holmfirth | £30 | £232 |
| Underpin A Building near Calderdale | £33 | £253 |
| Underpin A Building near Bradford | £29 | £224 |
| Underpin A Building near Batley | £32 | £239 |
| 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 - £17,546

Two storey extension - £88,070

Build a timber frame extension - £26,046

Build a swimming pool - £81,046

Single storey extension - £55,928

Side return extension - £42,022

Install an RSJ - £2,246

Outbuilding - £10,046

Build a Mansard loft conversion - £52,046

Loft conversion - £34,185

Build a kitchen extension - £42,046

Hip to gable loft conversion - £42,046

Granny annexe - £87,046

Garden office - £10,046

Convert a Garage - £16,046

Garage - £18,546

Build a flat roof extension - £22,046

Build a dormer loft conversion - £42,046

Concrete foundations - £6,296

Convert a bungalow loft - £29,046

Convert a basement - £38,022