From £17,596
Relax... you have found a reliable extension builder in TN23. P F Construction t/a is a friendly and reliable company based in TN23 who consider no...
From £17,516
Trusted and professional extension builder in TN23. Experienced in all extension buildering work and keeping within budget and on quote. C & K BUIL...
From £17,660
Neil Baxter Construction are here to help customers who need an Extension Builder in TN23. We offer a competitive rate to complete all your extensi...
From £17,460
Experienced extension builder ready to quote for your work. J NARCHANT BUILDING is the best extension builder in TN23. No obligation free quotes an...
From £17,284
Need an Extension Builder in TN23? C.Scott Building ltd has been helping local clients (20 mile radius) with their extension buildering jobs for ma...
From £17,676
Relax... you have found a reliable extension builder in TN23. Clint Construction is a friendly and reliable company based in TN23 who consider no j...
From £17,684
ARTISAN CONSTRUCTION is an established and experienced local extension builder in TN23. Please contact us for a free, no obligation quote and compe...
From £17,484
County Construction are a reliable and reputable company that work across the County. We are a family-run business with a good reputation and have ...
From £17,300
Need an Extension Builder in TN23? J TWEEDIE BUILDING SERVICES has been helping local clients (20 mile radius) with their extension buildering jobs...
From £17,748
Reliable and experienced extension builders with competitive rates and good at keeping within budget. Happy to provide examples of extension builde...

Underpinning ranges from £17,284 (C.Scott Building ltd based in Tn23) to £17,748 (E&F Carpentry and Building Services based in TN24), 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 TN23 by posting a job with HaMuch and we will send it to extension builders in TN23.
"Underpinning - Soil test, engineer and designed drawings and Traditional underpinning" - TN24, job posted 01/01/70
| Location in UK | Hourly Rate | Daily Rate |
|---|---|---|
| Underpin A Building near Ashford | £36 | £256 |
| Underpin A Building near Hythe | £31 | £228 |
| Underpin A Building near Faversham | £34 | £235 |
| Underpin A Building near Swale | £35 | £241 |
| Underpin A Building near Canterbury | £31 | £232 |
| Underpin A Building near Folkestone | £31 | £233 |
| Underpin A Building near Sittingbourne | £35 | £246 |
| Underpin A Building near Whitstable | £28 | £214 |
| Underpin A Building near Maidstone | £40 | £255 |
| Underpin A Building near Herne Bay | £28 | £213 |
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 - £17,541

Two storey extension - £88,061

Build a timber frame extension - £26,041

Build a swimming pool - £81,041

Single storey extension - £55,816

Side return extension - £41,959

Install an RSJ - £2,241

Outbuilding - £10,041

Build a Mansard loft conversion - £52,041

Loft conversion - £34,133

Build a kitchen extension - £42,041

Hip to gable loft conversion - £42,041

Granny annexe - £87,041

Garden office - £10,041

Convert a Garage - £16,041

Garage - £18,541

Build a flat roof extension - £22,041

Build a dormer loft conversion - £42,041

Concrete foundations - £6,291

Convert a bungalow loft - £29,041

Convert a basement - £37,959