From £17,436
H & C JOINERS & BUILDERS LTD is an established and experienced local extension builder in KA10. Please contact us for a free, no obligation quote a...
From £17,420
Andrew Wright Windows Ltd -Independent Network Installer is a trusted extension builder serving customers in KA10 and the surrounding area. Contact...
From £17,436
Finn Joinery & Construction is a trusted extension builder serving customers in KA10 and the surrounding area. Contact us to today to get a competi...
From £17,532
Col-In the Builder is a trusted extension builder serving customers in KA10 and the surrounding area. Contact us to today to get a competitive quot...
From £17,244
ABG Resin Bond & Landscaping Ltd have been transforming driveways for many years, laying tarmac and installing block-paving, fence...
From £17,812
Reliable and experienced extension builders with competitive rates and good at keeping within budget. Happy to provide examples of extension builde...
From £17,724
Trusted and professional extension builder in KA10. Experienced in all extension buildering work and keeping within budget and on quote. Ayrshire J...
From £17,404
Reliable and experienced extension builders with competitive rates and good at keeping within budget. Happy to provide examples of extension builde...
From £17,788
Reliable and experienced extension builders with competitive rates and good at keeping within budget. Happy to provide examples of extension builde...
From £17,660
Need to find an Extension Builder near you for all your extension buildering work?
Shire Design & Build Ltd. provides a local, trusted exte...

Underpinning ranges from £17,244 (ABG Resin Bond & Landscaping Ltd based in KA6) to £17,812 (Unibuild Property Services based in KA20), 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 KA10 by posting a job with HaMuch and we will send it to extension builders in KA10.
| Location in UK | Hourly Rate | Daily Rate |
|---|---|---|
| Underpin A Building near Troon | £30 | £229 |
| Underpin A Building near Prestwick | £21 | £161 |
| Underpin A Building near Irvine | £32 | £235 |
| Underpin A Building near South Ayrshire | £22 | £161 |
| Underpin A Building near Kilmarnock | £30 | £222 |
| Underpin A Building near Ayr | £22 | £161 |
| Underpin A Building near Kilwinning | £29 | £220 |
| Underpin A Building near North Ayrshire | £29 | £218 |
| Underpin A Building near Barrhead | £31 | £223 |
| Underpin A Building near Newton Mearns | £30 | £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 - £17,546

Two storey extension - £88,068

Build a timber frame extension - £26,046

Build a swimming pool - £81,046

Single storey extension - £55,912

Side return extension - £42,013

Install an RSJ - £2,246

Outbuilding - £10,046

Build a Mansard loft conversion - £52,046

Loft conversion - £34,178

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 - £38,013