From £16,820
MAGNOLIA HOME is family run,Tunbridge Wells based building company,.With years expirence,you as the customer can be assured that you are in safe ha...
From £16,868
Hi
I'm very well rated tradesmen please check my website
See you soon
From £17,676
Relax... you have found a reliable extension builder in Hawkhurst. Clint Construction is a friendly and reliable company based in Hawkhurst who con...
From £17,468
Delamere Building Services is an established extension buildering business in Hawkhurst. We come highly recommended and provide competitive quotes ...
From £17,436
Cranwells Construction is a trusted extension builder serving customers in Hawkhurst and the surrounding area. Contact us to today to get a competi...
From £17,596
Need to find an Extension Builder near you for all your extension buildering work?
The Sussex Bookcase Company provides a local, trusted ex...
From £17,244
Relax... you have found a reliable extension builder in Hawkhurst. Ljo Brickwork, Landscapes and General Building is a friendly and reliable compan...
From £17,260
Need to find an Extension Builder near you for all your extension buildering work?
S F CONSTRUCTION provides a local, trusted extension bu...
From £19,996
All my work is top class and I've taken pride in everything I do I will come and hire me
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 £16,820 (Magnoli Home based in TN2) to £19,996 (Transform Builders based in TN12), 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 Hawkhurst by posting a job with HaMuch and we will send it to extension builders in Hawkhurst.
| Location in UK | Hourly Rate | Daily Rate |
|---|---|---|
| Underpin A Building near Hastings | £31 | £246 |
| Underpin A Building near Tunbridge Wells | £37 | £258 |
| Underpin A Building near Wealden | £35 | £256 |
| Underpin A Building near Bexhill-on-Sea | £31 | £243 |
| Underpin A Building near Tonbridge | £38 | £254 |
| Underpin A Building near Crowborough | £36 | £258 |
| Underpin A Building near Maidstone | £40 | £255 |
| Underpin A Building near Ashford | £36 | £256 |
| Underpin A Building near Hailsham | £31 | £243 |
| Underpin A Building near Larkfield | £41 | £253 |
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 - £17,611

Two storey extension - £88,167

Build a timber frame extension - £26,111

Build a swimming pool - £81,111

Single storey extension - £57,224

Side return extension - £42,751

Install an RSJ - £2,311

Outbuilding - £10,111

Build a Mansard loft conversion - £52,111

Loft conversion - £34,793

Build a kitchen extension - £42,111

Hip to gable loft conversion - £42,111

Granny annexe - £87,111

Garden office - £10,111

Convert a Garage - £16,111

Garage - £18,611

Build a flat roof extension - £22,111

Build a dormer loft conversion - £42,111

Concrete foundations - £6,361

Convert a bungalow loft - £29,111

Convert a basement - £38,751