From £17,508
We are a family run business with 20 years experience.
We take great care and attention to the work we carry out and pride ourselves on ...
From £17,892
Need to find an Extension Builder near you for all your extension buildering work?
C.J.I Property Maintenance provides a local, trusted ext...
From £17,460
Reliable and experienced extension builders with competitive rates and good at keeping within budget. Happy to provide examples of extension builde...
From £17,868
Reliable and experienced extension builders with competitive rates and good at keeping within budget. Happy to provide examples of extension builde...
From £17,468
Trusted and professional extension builder in Dronfield. Experienced in all extension buildering work and keeping within budget and on quote. R S H...
From £17,820
Trusted and professional extension builder in Dronfield. Experienced in all extension buildering work and keeping within budget and on quote. GFN B...
From £17,892
Peak Roofclean offer an inexpensive way of permanently keeping your roof free of moss, lichens and algae. Not only is it 100% effective but...
From £17,836
Reliable and experienced extension builders with competitive rates and good at keeping within budget. Happy to provide examples of extension builde...
From £17,356
C ROWLEY (SELFBUILD) is an established and experienced local extension builder in Dronfield. Please contact us for a free, no obligation quote and ...

Underpinning ranges from £16,788 (JON WINDLE CONSTRUCTION based in S17) to £17,892 (C.J.I Property Maintenance based in S8), 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 Dronfield by posting a job with HaMuch and we will send it to extension builders in Dronfield.
| Location in UK | Hourly Rate | Daily Rate |
|---|---|---|
| Underpin A Building near Dronfield | £35 | £288 |
| Underpin A Building near Chesterfield | £33 | £257 |
| Underpin A Building near Sheffield | £34 | £280 |
| Underpin A Building near Rotherham | £33 | £257 |
| Underpin A Building near Wickersley | £33 | £257 |
| Underpin A Building near Worksop | £33 | £265 |
| Underpin A Building near Alfreton | £34 | £261 |
| Underpin A Building near Sutton-in-Ashfield | £33 | £265 |
| Underpin A Building near Mansfield Woodhouse | £33 | £263 |
| Underpin A Building near Kirkby-in-Ashfield | £34 | £270 |
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 - £17,589

Two storey extension - £88,133

Build a timber frame extension - £26,089

Build a swimming pool - £81,089

Single storey extension - £56,776

Side return extension - £42,499

Install an RSJ - £2,289

Outbuilding - £10,089

Build a Mansard loft conversion - £52,089

Loft conversion - £34,583

Build a kitchen extension - £42,089

Hip to gable loft conversion - £42,089

Granny annexe - £87,089

Garden office - £10,089

Convert a Garage - £16,089

Garage - £18,589

Build a flat roof extension - £22,089

Build a dormer loft conversion - £42,089

Concrete foundations - £6,339

Convert a bungalow loft - £29,089

Convert a basement - £38,499