From £17,068
Reliable and experienced extension builders with competitive rates and good at keeping within budget. Happy to provide examples of extension builde...
From £17,356
Need to find an Extension Builder near you for all your extension buildering work?
Lofts Away provides a local, trusted extension builderin...
From £17,244
P.F Wayne & Sons is an established and experienced local extension builder in TQ1. Please contact us for a free, no obligation quote and competitiv...
From £17,068
Torquay Builders Limited is an established and experienced local extension builder in TQ1. Please contact us for a free, no obligation quote and co...
From £17,316
Need an Extension Builder in TQ1? PWD Building & Roofing has been helping local clients (20 mile radius) with their extension buildering jobs for m...
From £17,396
Bay Plumbing and Heating is an established extension buildering business in TQ1. We come highly recommended and provide competitive quotes for your...
From £17,444
Reliable and experienced extension builders with competitive rates and good at keeping within budget. Happy to provide examples of extension builde...
From £17,228
SD CONSTRUCTION LTD is a trusted extension builder serving customers in TQ1 and the surrounding area. Contact us to today to get a competitive quot...
From £17,100
Need an Extension Builder in TQ1? MATTHEW BUILDING AND PROP has been helping local clients (20 mile radius) with their extension buildering jobs fo...

Underpinning ranges from £17,068 (Oakridge Building & Maintenance Services based in TQ1) 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 TQ1 by posting a job with HaMuch and we will send it to extension builders in TQ1.
| Location in UK | Hourly Rate | Daily Rate |
|---|---|---|
| Underpin A Building near Torquay | £25 | £202 |
| Underpin A Building near Torbay | £25 | £201 |
| Underpin A Building near Paignton | £25 | £201 |
| Underpin A Building near Newton Abbot | £23 | £203 |
| Underpin A Building near Teignbridge | £23 | £215 |
| Underpin A Building near Exmouth | £22 | £184 |
| Underpin A Building near Exeter | £24 | £192 |
| Underpin A Building near East Devon | £23 | £193 |
| Underpin A Building near Plymouth | £26 | £196 |
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 - £17,294

Two storey extension - £87,692

Build a timber frame extension - £25,794

Build a swimming pool - £80,794

Single storey extension - £50,888

Side return extension - £39,187

Install an RSJ - £1,994

Outbuilding - £9,794

Build a Mansard loft conversion - £51,794

Loft conversion - £31,823

Build a kitchen extension - £41,794

Hip to gable loft conversion - £41,794

Granny annexe - £86,794

Garden office - £9,794

Convert a Garage - £15,794

Garage - £18,294

Build a flat roof extension - £21,794

Build a dormer loft conversion - £41,794

Concrete foundations - £6,044

Convert a bungalow loft - £28,794

Convert a basement - £35,187