From £17,316
Trusted and professional extension builder in Holmfirth. Experienced in all extension buildering work and keeping within budget and on quote. J P M...
From £17,108
Relax... you have found a reliable extension builder in Holmfirth. Conroy Brook Group is a friendly and reliable company based in Holmfirth who con...
From £17,212
Holmfirth, HD9
Irving Property is an established extension buildering business in Holmfirth. We come highly recommended and provide competitive quotes for your wo...
From £17,548
Codus Construction Ltd are here to help customers who need an Extension Builder in Holmfirth. We offer a competitive rate to complete all your exte...
From £17,580
OD Contractors ltd provides a range of building services to bring home improvement projects to life. With over 30 years of shared experience our bu...
From £17,612
Experienced extension builder ready to quote for your work. THE LADY BUILDER is the best extension builder in Holmfirth. No obligation free quotes ...
From £17,228
iConstruction are here to help customers who need an Extension Builder in Holmfirth. We offer a competitive rate to complete all your extension bui...
From £17,508
Paul Brook Quality Builder is a trusted extension builder serving customers in Holmfirth and the surrounding area. Contact us to today to get a com...
From £17,164
Relax... you have found a reliable extension builder in Holmfirth. Walkden Bricklaying is a friendly and reliable company based in Holmfirth who co...
From £17,316
SJL Construction is a trusted extension builder serving customers in Holmfirth and the surrounding area. Contact us to today to get a competitive q...

Underpinning ranges from £17,108 (Conroy Brook Group based in HD9) to £17,612 (THE LADY BUILDER based in HD8), 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 Holmfirth by posting a job with HaMuch and we will send it to extension builders in Holmfirth.
| Location in UK | Hourly Rate | Daily Rate |
|---|---|---|
| Underpin A Building near Holmfirth | £30 | £232 |
| Underpin A Building near Kirklees | £30 | £231 |
| Underpin A Building near Huddersfield | £29 | £224 |
| Underpin A Building near Mirfield | £31 | £236 |
| Underpin A Building near Brighouse | £30 | £230 |
| Underpin A Building near Dewsbury | £33 | £245 |
| Underpin A Building near Halifax | £32 | £243 |
| Underpin A Building near Ossett | £33 | £245 |
| Underpin A Building near Batley | £32 | £239 |
| Underpin A Building near Stalybridge | £37 | £230 |
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 - £17,359

Two storey extension - £87,789

Build a timber frame extension - £25,859

Build a swimming pool - £80,859

Single storey extension - £52,184

Side return extension - £39,916

Install an RSJ - £2,059

Outbuilding - £9,859

Build a Mansard loft conversion - £51,859

Loft conversion - £32,430

Build a kitchen extension - £41,859

Hip to gable loft conversion - £41,859

Granny annexe - £86,859

Garden office - £9,859

Convert a Garage - £15,859

Garage - £18,359

Build a flat roof extension - £21,859

Build a dormer loft conversion - £41,859

Concrete foundations - £6,109

Convert a bungalow loft - £28,859

Convert a basement - £35,916