From £17,644
We are a small family run business with over 20 years experience in brickwork, bathroom/kitchen fitting, roofing, landscaping, fencing, tiling and ...
From £17,268
TP Developments are here to help customers who need an Extension Builder in Bassett. We offer a competitive rate to complete all your extension bui...
From £17,724
Elmer Building Services ltd is an established extension buildering business in Bassett. We come highly recommended and provide competitive quotes f...
From £17,644
Bailey Construction Services are here to help customers who need an Extension Builder in Bassett. We offer a competitive rate to complete all your ...
From £17,252
Reliable and experienced extension builders with competitive rates and good at keeping within budget. Happy to provide examples of extension builde...
From £17,620
Need to find an Extension Builder near you for all your extension buildering work?
Mobile Services provides a local, trusted extension buil...
From £17,692
We are a Design and Build company based in Hampshire. Proud of our roots, we try to be the very best in the way we go about our business. Friendly...
From £17,636
Claytons Building and Roofing are here to help customers who need an Extension Builder in Bassett. We offer a competitive rate to complete all your...
From £17,460
ROB DINE CONSTRUCTION is an established and experienced local extension builder in Bassett. Please contact us for a free, no obligation quote and c...
From £17,692
Trusted and professional extension builder in Bassett. Experienced in all extension buildering work and keeping within budget and on quote. A W PAV...

Underpinning ranges from £17,252 (Steve Lovett Builders based in SO18) to £17,724 (Elmer Building Services ltd based in BH23), 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 Bassett by posting a job with HaMuch and we will send it to extension builders in Bassett.
"Underpinning" - SOUTHAMPTON, job posted 01/01/70
| Location in UK | Hourly Rate | Daily Rate |
|---|---|---|
| Underpin A Building near Southampton | £34 | £243 |
| Underpin A Building near Eastleigh | £34 | £244 |
| Underpin A Building near Totton | £34 | £243 |
| Underpin A Building near Chandler's Ford | £34 | £245 |
| Underpin A Building near Romsey | £32 | £230 |
| Underpin A Building near Hedge End | £34 | £244 |
| Underpin A Building near Locks Heath | £33 | £240 |
| Underpin A Building near New Forest | £32 | £245 |
| Underpin A Building near Winchester | £37 | £266 |
| Underpin A Building near Fareham | £35 | £250 |
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 - £17,563

Two storey extension - £88,095

Build a timber frame extension - £26,063

Build a swimming pool - £81,063

Single storey extension - £56,264

Side return extension - £42,211

Install an RSJ - £2,263

Outbuilding - £10,063

Build a Mansard loft conversion - £52,063

Loft conversion - £34,343

Build a kitchen extension - £42,063

Hip to gable loft conversion - £42,063

Granny annexe - £87,063

Garden office - £10,063

Convert a Garage - £16,063

Garage - £18,563

Build a flat roof extension - £22,063

Build a dormer loft conversion - £42,063

Concrete foundations - £6,313

Convert a bungalow loft - £29,063

Convert a basement - £38,211