From £17,324
GF Construction, headed by Gary Flower, are a team of highly skilled and experienced builders operating out of Moreton, and serving the Wirral and ...
From £17,452
Trusted and professional extension builder in CH46. Experienced in all extension buildering work and keeping within budget and on quote. DW Brickwo...
From £17,076
Relax... you have found a reliable extension builder in CH46. A.B Building Services Ltd is a friendly and reliable company based in CH46 who consid...
From £17,244
Reliable and experienced extension builders with competitive rates and good at keeping within budget. Happy to provide examples of extension builde...
From £17,412
Need to find an Extension Builder near you for all your extension buildering work?
PropertyPro provides a local, trusted extension builderi...
From £17,236
Trusted and professional extension builder in CH46. Experienced in all extension buildering work and keeping within budget and on quote. MA Roofing...
From £17,348
Need to find an Extension Builder near you for all your extension buildering work?
S.L.P Property Maintenance provides a local, trusted ext...
From £17,396
Reliable and experienced extension builders with competitive rates and good at keeping within budget. Happy to provide examples of extension builde...
From £17,164
Accro Building Services is an established extension buildering business in CH46. We come highly recommended and provide competitive quotes for your...
From £17,196
Robuild - Waterwise is an established extension buildering business in CH46. We come highly recommended and provide competitive quotes for your wor...

Underpinning ranges from £17,076 (A.B Building Services Ltd based in CH49) to £17,452 (DW Brickwork based in CH46), 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 CH46 by posting a job with HaMuch and we will send it to extension builders in CH46.
| Location in UK | Hourly Rate | Daily Rate |
|---|---|---|
| Underpin A Building near Wirral | £31 | £219 |
| Underpin A Building near Wallasey | £33 | £224 |
| Underpin A Building near Birkenhead | £31 | £219 |
| Underpin A Building near Liverpool | £31 | £222 |
| Underpin A Building near Heswall | £30 | £213 |
| Underpin A Building near Bebington | £31 | £222 |
| Underpin A Building near Bootle | £32 | £223 |
| Underpin A Building near Crosby | £34 | £223 |
| Underpin A Building near Sefton | £34 | £221 |
| Underpin A Building near Maghull | £33 | £219 |
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 - £17,285

Two storey extension - £87,677

Build a timber frame extension - £25,785

Build a swimming pool - £80,785

Single storey extension - £50,696

Side return extension - £39,079

Install an RSJ - £1,985

Outbuilding - £9,785

Build a Mansard loft conversion - £51,785

Loft conversion - £31,733

Build a kitchen extension - £41,785

Hip to gable loft conversion - £41,785

Granny annexe - £86,785

Garden office - £9,785

Convert a Garage - £15,785

Garage - £18,285

Build a flat roof extension - £21,785

Build a dormer loft conversion - £41,785

Concrete foundations - £6,035

Convert a bungalow loft - £28,785

Convert a basement - £35,079