From £17,164
Relax... you have found a reliable extension builder in Birkby. Walkden Bricklaying is a friendly and reliable company based in Birkby who consider...
From £17,228
iConstruction are here to help customers who need an Extension Builder in Birkby. We offer a competitive rate to complete all your extension builde...
From £17,508
Paul Brook Quality Builder is a trusted extension builder serving customers in Birkby and the surrounding area. Contact us to today to get a compet...
From £17,316
SJL Construction is a trusted extension builder serving customers in Birkby and the surrounding area. Contact us to today to get a competitive quot...
From £17,436
Need an Extension Builder in Birkby? Paragon Oak Ltd has been helping local clients (20 mile radius) with their extension buildering jobs for many ...
From £17,564
Experienced extension builder ready to quote for your work. west yorkshire plumbing and heating services ltd is the best extension builder in Birkb...
From £17,812
Jones Masonry Ltd is a trusted extension builder serving customers in Birkby and the surrounding area. Contact us to today to get a competitive quo...
From £17,108
Relax... you have found a reliable extension builder in Birkby. Conroy Brook Group is a friendly and reliable company based in Birkby who consider ...
From £17,316
Trusted and professional extension builder in Birkby. Experienced in all extension buildering work and keeping within budget and on quote. J P McDo...
From £17,436
Reliable and experienced extension builders with competitive rates and good at keeping within budget. Happy to provide examples of extension builde...

Underpinning ranges from £17,108 (Conroy Brook Group based in HD9) to £17,812 (Jones Masonry Ltd based in BD19), 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 Birkby by posting a job with HaMuch and we will send it to extension builders in Birkby.
| Location in UK | Hourly Rate | Daily Rate |
|---|---|---|
| Underpin A Building near Huddersfield | £29 | £224 |
| Underpin A Building near Brighouse | £30 | £230 |
| Underpin A Building near Mirfield | £31 | £236 |
| Underpin A Building near Kirklees | £30 | £231 |
| Underpin A Building near Halifax | £32 | £243 |
| Underpin A Building near Holmfirth | £30 | £232 |
| Underpin A Building near Dewsbury | £33 | £245 |
| Underpin A Building near Batley | £32 | £239 |
| Underpin A Building near Ossett | £33 | £245 |
| Underpin A Building near Bradford | £29 | £224 |
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 - £17,389

Two storey extension - £87,833

Build a timber frame extension - £25,889

Build a swimming pool - £80,889

Single storey extension - £52,776

Side return extension - £40,249

Install an RSJ - £2,089

Outbuilding - £9,889

Build a Mansard loft conversion - £51,889

Loft conversion - £32,708

Build a kitchen extension - £41,889

Hip to gable loft conversion - £41,889

Granny annexe - £86,889

Garden office - £9,889

Convert a Garage - £15,889

Garage - £18,389

Build a flat roof extension - £21,889

Build a dormer loft conversion - £41,889

Concrete foundations - £6,139

Convert a bungalow loft - £28,889

Convert a basement - £36,249