From £17,364
Trusted and professional extension builder in Retford. Experienced in all extension buildering work and keeping within budget and on quote. Gilman+...
From £17,772
If you are looking for a block-paving specialist Random Stone Construction can help. We have been transforming driveways for 15 ye...
From £17,452
Our building services company AJ Construction was established in 2008. Since then we have been helping customers in Nottinghamshire and the surroun...
From £17,468
Based in Nottinghamshire, Lincolnshire Resolution Roofing Ltd** is a professional, reliable roofing company with unrivalled expertise in the indus...
From £17,292
Haus Concrete Surfaces is an established extension buildering business in Retford. We come highly recommended and provide competitive quotes for yo...
From £17,428
CRAIG PARR BUILDERS is an established extension buildering business in Retford. We come highly recommended and provide competitive quotes for your ...
From £17,276
Need an Extension Builder in Retford? DB Construction has been helping local clients (20 mile radius) with their extension buildering jobs for many...
From £17,308
Relax... you have found a reliable extension builder in Retford. LFC Builders is a friendly and reliable company based in Retford who consider no j...
From £17,356
Relax... you have found a reliable extension builder in Retford. Tep's Building Services is a friendly and reliable company based in Retford who co...
From £17,740
Experienced extension builder ready to quote for your work. Refresh Renovations - North Nottinghamshire is the best extension builder in Retford. N...

Underpinning ranges from £17,276 (DB Construction based in NG22) to £17,772 (Random Stone Construction based in S81), 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 Retford by posting a job with HaMuch and we will send it to extension builders in Retford.
| Location in UK | Hourly Rate | Daily Rate |
|---|---|---|
| Underpin A Building near Retford | £31 | £243 |
| Underpin A Building near Bassetlaw | £31 | £243 |
| Underpin A Building near Worksop | £33 | £265 |
| Underpin A Building near Gainsborough | £30 | £234 |
| Underpin A Building near Forest Town | £33 | £263 |
| Underpin A Building near Mansfield Woodhouse | £33 | £263 |
| Underpin A Building near Wickersley | £33 | £257 |
| Underpin A Building near Lincoln | £31 | £232 |
| Underpin A Building near Doncaster | £29 | £238 |
| Underpin A Building near Mansfield | £33 | £262 |
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 - £17,446

Two storey extension - £87,918

Build a timber frame extension - £25,946

Build a swimming pool - £80,946

Single storey extension - £53,912

Side return extension - £40,888

Install an RSJ - £2,146

Outbuilding - £9,946

Build a Mansard loft conversion - £51,946

Loft conversion - £33,240

Build a kitchen extension - £41,946

Hip to gable loft conversion - £41,946

Granny annexe - £86,946

Garden office - £9,946

Convert a Garage - £15,946

Garage - £18,446

Build a flat roof extension - £21,946

Build a dormer loft conversion - £41,946

Concrete foundations - £6,196

Convert a bungalow loft - £28,946

Convert a basement - £36,888