From £17,276
Reliable and experienced extension builders with competitive rates and good at keeping within budget. Happy to provide examples of extension builde...
From £17,476
Ilkeston, DE7
Top Mark Conversions is a trusted extension builder serving customers in Ilkeston and the surrounding area. Contact us to today to get a competitiv...
From £17,764
Ilkeston, DE7
Trusted and professional extension builder in Ilkeston. Experienced in all extension buildering work and keeping within budget and on quote. Seerey...
From £17,260
RMS Building Services is a trusted extension builder serving customers in Ilkeston and the surrounding area. Contact us to today to get a competiti...
From £16,500
Honest, reliable, experienced building/civil engineering contractor established in 2001.
From £17,500
D APPLEYARD BUILDERS is a trusted extension builder serving customers in Ilkeston and the surrounding area. Contact us to today to get a competitiv...
From £17,260
Our building services company CLF Building was established over 15 years ago and have been helping customers throughout Nottinghamshire by providin...
From £17,228
Are you thinking about buying new windows or doors? adding space with a conservatory or protecting your home, from whatever the winter can throw at...
From £17,300
Acorn Windows (Nottingham) Limited are here to help customers who need an Extension Builder in Ilkeston. We offer a competitive rate to complete al...
From £17,388
Reliable and experienced extension builders with competitive rates and good at keeping within budget. Happy to provide examples of extension builde...

Underpinning ranges from £16,500 (HUSKINSON CONSTR SRVCS LTD based in NG16) to £17,764 (Seerey and Smith Building Solutions based in DE7), 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 Ilkeston by posting a job with HaMuch and we will send it to extension builders in Ilkeston.
| Location in UK | Hourly Rate | Daily Rate |
|---|---|---|
| Underpin A Building near Ilkeston | £31 | £235 |
| Underpin A Building near Broxtowe | £33 | £240 |
| Underpin A Building near Erewash | £31 | £233 |
| Underpin A Building near Heanor | £31 | £236 |
| Underpin A Building near Long Eaton | £32 | £248 |
| Underpin A Building near Ripley | £32 | £246 |
| Underpin A Building near Nottingham | £34 | £241 |
| Underpin A Building near Hucknall | £35 | £258 |
| Underpin A Building near Belper | £32 | £244 |
| Underpin A Building near Derby | £30 | £228 |
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 - £17,295

Two storey extension - £87,693

Build a timber frame extension - £25,795

Build a swimming pool - £80,795

Single storey extension - £50,904

Side return extension - £39,196

Install an RSJ - £1,995

Outbuilding - £9,795

Build a Mansard loft conversion - £51,795

Loft conversion - £31,830

Build a kitchen extension - £41,795

Hip to gable loft conversion - £41,795

Granny annexe - £86,795

Garden office - £9,795

Convert a Garage - £15,795

Garage - £18,295

Build a flat roof extension - £21,795

Build a dormer loft conversion - £41,795

Concrete foundations - £6,045

Convert a bungalow loft - £28,795

Convert a basement - £35,196