From £17,380
Experienced extension builder ready to quote for your work. CIA Construction Limited is the best extension builder in SS0. No obligation free quote...
From £17,564
Hyde Building Ltd are here to help customers who need an Extension Builder in SS0. We offer a competitive rate to complete all your extension build...
From £17,860
Need an Extension Builder in SS0? Ellis & James Builders Limited has been helping local clients (20 mile radius) with their extension buildering jo...
From £17,508
Over 35 years experience
We are Gas Safe registered
We are Verified
We pride ourselves on great custom...
From £17,740
M&J Brickwork Ltd are a Chelmsford based Bricklaying & General Building company that operate throughout the Essex and South London...
From £17,676
Witton & Pearce Builders in Essex is a trusted extension builder serving customers in SS0 and the surrounding area. Contact us to today to get a co...
From £16,956
Experienced extension builder ready to quote for your work. Capital Roofing Ltd is the best extension builder in SS0. No obligation free quotes and...
From £17,772
P OUGHTON BUILDING is an established and experienced local extension builder in SS0. Please contact us for a free, no obligation quote and competit...
From £17,660
Property Maintenance are here to help customers who need an Extension Builder in SS0. We offer a competitive rate to complete all your extension bu...
From £16,556
35 years in the trade can Lay bricks plaster roofing wall and floor tiling

Underpinning ranges from £16,556 (S MEGSON CONSTRUCTION based in CT5) 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 SS0 by posting a job with HaMuch and we will send it to extension builders in SS0.
| Location in UK | Hourly Rate | Daily Rate |
|---|---|---|
| Underpin A Building near Southend-on-Sea | £37 | £247 |
| Underpin A Building near Thundersley | £38 | £251 |
| Underpin A Building near Rayleigh | £39 | £252 |
| Underpin A Building near Canvey Island | £39 | £256 |
| Underpin A Building near Wickford | £39 | £255 |
| Underpin A Building near Basildon | £39 | £251 |
| Underpin A Building near Stanford-le-Hope | £40 | £254 |
| Underpin A Building near Billericay | £38 | £248 |
| Underpin A Building near Gillingham | £39 | £253 |
| Underpin A Building near Chatham | £39 | £254 |
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 - £17,467

Two storey extension - £87,951

Build a timber frame extension - £25,967

Build a swimming pool - £80,967

Single storey extension - £54,344

Side return extension - £41,131

Install an RSJ - £2,167

Outbuilding - £9,967

Build a Mansard loft conversion - £51,967

Loft conversion - £33,443

Build a kitchen extension - £41,967

Hip to gable loft conversion - £41,967

Granny annexe - £86,967

Garden office - £9,967

Convert a Garage - £15,967

Garage - £18,467

Build a flat roof extension - £21,967

Build a dormer loft conversion - £41,967

Concrete foundations - £6,217

Convert a bungalow loft - £28,967

Convert a basement - £37,131