Col-In the Builder is a trusted extension builder serving customers in Troon and the surrounding area. Contact us to today to get a competitive quo...
Andy Gibson
ABG Resin Bond & Landscaping Ltd have been transforming driveways for many years, laying tarmac and installing block-paving, fence...
Reliable and experienced extension builders with competitive rates and good at keeping within budget. Happy to provide examples of extension builde...
Antonio Cano
Troon, KA10
H & C JOINERS & BUILDERS LTD is an established and experienced local extension builder in Troon. Please contact us for a free, no obligation quote ...
From £17,420
Andrew Wright Windows Ltd -Independent Network Installer is a trusted extension builder serving customers in Troon and the surrounding area. Contac...

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 Troon by posting a job with HaMuch and we will send it to extension builders in Troon.
| Location in UK | Hourly Rate | Daily Rate |
|---|---|---|
| Underpin A Building near Troon | £32 | £241 |
| Underpin A Building near Prestwick | £24 | £180 |
| Underpin A Building near Irvine | £35 | £253 |
| Underpin A Building near South Ayrshire | £25 | £190 |
| Underpin A Building near Kilmarnock | £36 | £271 |
| Underpin A Building near Ayr | £25 | £190 |
| Underpin A Building near Kilwinning | £33 | £250 |
| Underpin A Building near North Ayrshire | £33 | £250 |
| Underpin A Building near Barrhead | £35 | £255 |
| Underpin A Building near Newton Mearns | £35 | £263 |
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 - £17,489

Two storey extension - £87,983

Build a timber frame extension - £25,989

Build a swimming pool - £80,989

Single storey extension - £54,776

Side return extension - £41,374

Install an RSJ - £2,189

Outbuilding - £9,989

Build a Mansard loft conversion - £51,989

Loft conversion - £33,645

Build a kitchen extension - £41,989

Hip to gable loft conversion - £41,989

Granny annexe - £86,989

Garden office - £9,989

Convert a Garage - £15,989

Garage - £18,489

Build a flat roof extension - £21,989

Build a dormer loft conversion - £41,989

Concrete foundations - £6,239

Convert a bungalow loft - £28,989

Convert a basement - £37,374