Elements Build SW Ltd is an established and experienced local extension builder in TR7. Please contact us for a free, no obligation quote and compe...
From £17,388
HANDLEY BUILDERS is an established and experienced local extension builder in TR7. Please contact us for a free, no obligation quote and competitiv...

Underpinning ranges from £17,388 (Elements Build SW Ltd based in TR7) to £17,444 (MYSA based in TR7), 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 TR7 by posting a job with HaMuch and we will send it to extension builders in TR7.
| Location in UK | Hourly Rate | Daily Rate |
|---|---|---|
| Underpin A Building near Newquay | £32 | £230 |
| Underpin A Building near Truro | £31 | £206 |
| Underpin A Building near St Austell | £38 | £245 |
| Underpin A Building near Camborne | £28 | £196 |
| Underpin A Building near Falmouth | £33 | £220 |
| Underpin A Building near St Ives, Cornwall | £27 | £188 |
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 - £17,407

Two storey extension - £87,860

Build a timber frame extension - £25,907

Build a swimming pool - £80,907

Single storey extension - £53,133

Side return extension - £40,450

Install an RSJ - £2,107

Outbuilding - £9,907

Build a Mansard loft conversion - £51,907

Loft conversion - £32,875

Build a kitchen extension - £41,907

Hip to gable loft conversion - £41,907

Granny annexe - £86,907

Garden office - £9,907

Convert a Garage - £15,907

Garage - £18,407

Build a flat roof extension - £21,907

Build a dormer loft conversion - £41,907

Concrete foundations - £6,157

Convert a bungalow loft - £28,907

Convert a basement - £36,450