From £17,756
Need to find an Extension Builder near you for all your extension buildering work?
Pride Property Maintenance provides a local, trusted ext...
From £17,380
J E P Marine is an established and experienced local extension builder in Swale. Please contact us for a free, no obligation quote and competitive ...
From £17,308
Need an Extension Builder in Swale? SEC Ltd has been helping local clients (20 mile radius) with their extension buildering jobs for many years. Ge...
From £17,508
Relax... you have found a reliable extension builder in Swale. BDC Construction South East Ltd is a friendly and reliable company based in Swale wh...
From £17,412
Faryearny Building Services Ltd is an established extension buildering business in Swale. We come highly recommended and provide competitive quotes...
From £17,452
Although only formed in 2011, we have put together a team with years of experience and in depth knowledge of the construction industry. Many of our...
From £17,444
I have been working In home improvement and the Decorating services for around 30 years, experiencing high end work & clients and building up a rep...
From £17,308
Justin Collins Building Services are here to help customers who need an Extension Builder in Swale. We offer a competitive rate to complete all you...
From £17,444
Carter Roofing is a trusted extension builder serving customers in Swale and the surrounding area. Contact us to today to get a competitive quote f...
From £17,260
I D Smith Construction Services Ltd is an established and experienced local extension builder in Swale. Please contact us for a free, no obligation...

Underpinning ranges from £17,260 (I D Smith Construction Services Ltd based in ME13) to £17,756 (Pride Property Maintenance based in ME9), 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 Swale by posting a job with HaMuch and we will send it to extension builders in Swale.
| Location in UK | Hourly Rate | Daily Rate |
|---|---|---|
| Underpin A Building near Swale | £35 | £241 |
| Underpin A Building near Faversham | £34 | £235 |
| Underpin A Building near Sittingbourne | £35 | £246 |
| Underpin A Building near Whitstable | £28 | £214 |
| Underpin A Building near Canterbury | £31 | £232 |
| Underpin A Building near Gillingham | £39 | £253 |
| Underpin A Building near Ashford | £36 | £256 |
| Underpin A Building near Chatham | £39 | £254 |
| 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 - £17,427

Two storey extension - £87,891

Build a timber frame extension - £25,927

Build a swimming pool - £80,927

Single storey extension - £53,544

Side return extension - £40,681

Install an RSJ - £2,127

Outbuilding - £9,927

Build a Mansard loft conversion - £51,927

Loft conversion - £33,068

Build a kitchen extension - £41,927

Hip to gable loft conversion - £41,927

Granny annexe - £86,927

Garden office - £9,927

Convert a Garage - £15,927

Garage - £18,427

Build a flat roof extension - £21,927

Build a dormer loft conversion - £41,927

Concrete foundations - £6,177

Convert a bungalow loft - £28,927

Convert a basement - £36,681