Relax... you have found a reliable extension builder in St Thomas. R BREWER CONSTRUCTION LTD is a friendly and reliable company based in St Thomas ...
The House Mechanic are here to help customers who need an Extension Builder in St Thomas. We offer a competitive rate to complete all your extensio...
Blake Services is a trusted extension builder serving customers in St Thomas and the surrounding area. Contact us to today to get a competitive quo...
Gary Webb
Reliable family run business established in 2003. All work previously undertaken has been generated purely through word of mouth and recommendation...
PEK BUILD are here to help customers who need an Extension Builder in St Thomas. We offer a competitive rate to complete all your extension builder...
F8 CONSTRUCTION LIMITED is an established extension buildering business in St Thomas. We come highly recommended and provide competitive quotes for...
Trusted and professional extension builder in St Thomas. Experienced in all extension buildering work and keeping within budget and on quote. C P C...
From £17,348
Darren
A successful East Devon Building Contractor with a solid 35-years combined experience and reputation.Build One is the brainchild of Dan Walkey and ...
From £17,012
Relax... you have found a reliable extension builder in St Thomas. KARLINE CONSTRUCTION LTD is a friendly and reliable company based in St Thomas w...
From £17,324
Livewest is a trusted extension builder serving customers in St Thomas and the surrounding area. Contact us to today to get a competitive quote for...

Underpinning ranges from £17,012 (KARLINE CONSTRUCTION LTD based in EX2) to £17,500 (WEBB & SONS (SW) LTD based in EX1), 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 St Thomas by posting a job with HaMuch and we will send it to extension builders in St Thomas.
| Location in UK | Hourly Rate | Daily Rate |
|---|---|---|
| Underpin A Building near Exeter | £27 | £221 |
| Underpin A Building near Exmouth | £24 | £210 |
| Underpin A Building near Teignbridge | £27 | £260 |
| Underpin A Building near East Devon | £27 | £221 |
| Underpin A Building near Newton Abbot | £27 | £236 |
| Underpin A Building near Tiverton | £25 | £202 |
| Underpin A Building near Torquay | £28 | £223 |
| Underpin A Building near Paignton | £27 | £222 |
| Underpin A Building near Torbay | £27 | £223 |
| Underpin A Building near Taunton | £31 | £242 |
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 - £17,291

Two storey extension - £87,687

Build a timber frame extension - £25,791

Build a swimming pool - £80,791

Single storey extension - £50,824

Side return extension - £39,151

Install an RSJ - £1,991

Outbuilding - £9,791

Build a Mansard loft conversion - £51,791

Loft conversion - £31,793

Build a kitchen extension - £41,791

Hip to gable loft conversion - £41,791

Granny annexe - £86,791

Garden office - £9,791

Convert a Garage - £15,791

Garage - £18,291

Build a flat roof extension - £21,791

Build a dormer loft conversion - £41,791

Concrete foundations - £6,041

Convert a bungalow loft - £28,791

Convert a basement - £35,151