Torquay Builders Limited is an established and experienced local extension builder in TQ4. Please contact us for a free, no obligation quote and co...
Need to find an Extension Builder near you for all your extension buildering work?
Emphatic Attics provides a local, trusted extension buil...
Reliable and experienced extension builders with competitive rates and good at keeping within budget. Happy to provide examples of extension builde...
Bay Plumbing and Heating is an established extension buildering business in TQ4. We come highly recommended and provide competitive quotes for your...
Experienced extension builder ready to quote for your work. Tim Lewry T L Construction is the best extension builder in TQ4. No obligation free quo...
Need to find an Extension Builder near you for all your extension buildering work?
Mann Building & Damp Proofing provides a local, trusted ...
Trusted and professional extension builder in TQ4. Experienced in all extension buildering work and keeping within budget and on quote. HAAT CONSTR...
Need to find an Extension Builder near you for all your extension buildering work?
Lofts Away provides a local, trusted extension builderin...
From £17,412
Pride & Joy Construction is an established extension buildering business in TQ4. We come highly recommended and provide competitive quotes for your...

Underpinning ranges from £17,068 (Torquay Builders Limited based in TQ2) to £17,724 (VINCE CHALK based in TQ2), 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 TQ4 by posting a job with HaMuch and we will send it to extension builders in TQ4.
| Location in UK | Hourly Rate | Daily Rate |
|---|---|---|
| Underpin A Building near Paignton | £27 | £222 |
| Underpin A Building near Torbay | £27 | £223 |
| Underpin A Building near Torquay | £28 | £223 |
| Underpin A Building near Newton Abbot | £27 | £236 |
| Underpin A Building near Teignbridge | £27 | £260 |
| Underpin A Building near Exmouth | £24 | £210 |
| Underpin A Building near Exeter | £27 | £221 |
| Underpin A Building near Plymouth | £30 | £230 |
| Underpin A Building near East Devon | £27 | £221 |
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 - £17,300

Two storey extension - £87,700

Build a timber frame extension - £25,800

Build a swimming pool - £80,800

Single storey extension - £51,000

Side return extension - £39,250

Install an RSJ - £2,000

Outbuilding - £9,800

Build a Mansard loft conversion - £51,800

Loft conversion - £31,875

Build a kitchen extension - £41,800

Hip to gable loft conversion - £41,800

Granny annexe - £86,800

Garden office - £9,800

Convert a Garage - £15,800

Garage - £18,300

Build a flat roof extension - £21,800

Build a dormer loft conversion - £41,800

Concrete foundations - £6,050

Convert a bungalow loft - £28,800

Convert a basement - £35,250