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Select your affordable SS17 extension builder
Darren Spencer
Need an Extension Builder in SS17? Ellis & James Builders Limited has been helping local clients (20 mile radius) with their extension buildering j...
Experienced extension builder ready to quote for your work. Keith Andrews Building is the best extension builder in SS17. No obligation free quotes...
P OUGHTON BUILDING is an established and experienced local extension builder in SS17. Please contact us for a free, no obligation quote and competi...
Property Maintenance are here to help customers who need an Extension Builder in SS17. We offer a competitive rate to complete all your extension b...
Trusted and professional extension builder in SS17. Experienced in all extension buildering work and keeping within budget and on quote. CLARK CONS...
Our building services company DC Construction was established in 2015. Since then, we have been helping customers in Upminster and the surrounding ...
Kaizer Berg Ltd is an established and experienced local extension builder in SS17. Please contact us for a free, no obligation quote and competitiv...
From £17,708
Browns Contractors is a trusted extension builder serving customers in SS17 and the surrounding area. Contact us to today to get a competitive quot...
From £17,492
Marsha Senior
Need to find an Extension Builder near you for all your extension buildering work?
ICS Decorators provides a local, trusted extension build...
From £17,428
Relax... you have found a reliable extension builder in SS17. SC SMITH BUILDING CONTRACTORS is a friendly and reliable company based in SS17 who co...

Underpinning ranges from £17,428 (SC SMITH BUILDING CONTRACTORS based in RM16) to £17,860 (Ellis & James Builders Limited based in SS17), 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 SS17 by posting a job with HaMuch and we will send it to extension builders in SS17.
| Location in UK | Hourly Rate | Daily Rate |
|---|---|---|
| Underpin A Building near Stanford-le-Hope | £40 | £254 |
| Underpin A Building near Thurrock | £41 | £260 |
| Underpin A Building near Basildon | £39 | £251 |
| Underpin A Building near Chafford Hundred | £41 | £261 |
| Underpin A Building near Grays | £41 | £261 |
| Underpin A Building near Canvey Island | £39 | £256 |
| Underpin A Building near Gravesend | £40 | £260 |
| Underpin A Building near South Ockendon | £42 | £264 |
| Underpin A Building near Northfleet | £41 | £261 |
| Underpin A Building near Billericay | £38 | £248 |
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 - £17,609

Two storey extension - £88,163

Build a timber frame extension - £26,109

Build a swimming pool - £81,109

Single storey extension - £57,176

Side return extension - £42,724

Install an RSJ - £2,309

Outbuilding - £10,109

Build a Mansard loft conversion - £52,109

Loft conversion - £34,770

Build a kitchen extension - £42,109

Hip to gable loft conversion - £42,109

Granny annexe - £87,109

Garden office - £10,109

Convert a Garage - £16,109

Garage - £18,609

Build a flat roof extension - £22,109

Build a dormer loft conversion - £42,109

Concrete foundations - £6,359

Convert a bungalow loft - £29,109

Convert a basement - £38,724