From £17,300
Trusted and professional extension builder in IP9. Experienced in all extension buildering work and keeping within budget and on quote. James Franc...
From £17,612
San Diego Construction Custom Homes has experience building homes in the UK, Canada and the United States since 1999. It was founded on quality and...

Underpinning ranges from £17,300 (James Francis based in IP3) to £17,612 (San Diego Construction Inc based in IP3), 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 IP9 by posting a job with HaMuch and we will send it to extension builders in IP9.
"Underpinning" - IPSWICH, job posted 01/01/70
| Location in UK | Hourly Rate | Daily Rate |
|---|---|---|
| Underpin A Building near Ipswich | £33 | £235 |
| Underpin A Building near Harwich | £34 | £248 |
| Underpin A Building near Tendring | £31 | £226 |
| Underpin A Building near Felixstowe | £31 | £231 |
| Underpin A Building near Colchester | £34 | £232 |
| Underpin A Building near Clacton-on-Sea | £31 | £230 |
| Underpin A Building near Suffolk Coastal | £28 | £215 |
| Underpin A Building near Stowmarket | £30 | £221 |
| Underpin A Building near Sudbury | £34 | £229 |
| Underpin A Building near Witham | £36 | £240 |
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 - £17,456

Two storey extension - £87,934

Build a timber frame extension - £25,956

Build a swimming pool - £80,956

Single storey extension - £54,120

Side return extension - £41,005

Install an RSJ - £2,156

Outbuilding - £9,956

Build a Mansard loft conversion - £51,956

Loft conversion - £33,338

Build a kitchen extension - £41,956

Hip to gable loft conversion - £41,956

Granny annexe - £86,956

Garden office - £9,956

Convert a Garage - £15,956

Garage - £18,456

Build a flat roof extension - £21,956

Build a dormer loft conversion - £41,956

Concrete foundations - £6,206

Convert a bungalow loft - £28,956

Convert a basement - £37,005