Looking for an Extension Builder near Bath for all your extension buildering jobs?
Piotr Building & Decorations provi...
Carlo Sinka
MOBILE .... 07901 808 028 EMAIL .... angel201665@
K STOBBS BUILDING CONTRACTOR is an established extension buildering business in Bath. We come highly recommended and provide competitive quotes for...
Bath, BA2
BURNELL BUILDERS LTD is an established extension buildering business in Bath. We come highly recommended and provide competitive quotes for your wo...
Bath, BA2
Trusted and professional extension builder in Bath. Experienced in all extension buildering work and keeping within budget and on quote. CETH CONST...
M L BUILDING SERVICES are here to help customers who need an Extension Builder in Bath. We offer a competitive rate to complete all your extension ...
Bath, BA1
Reliable and experienced extension builders with competitive rates and good at keeping within budget. Happy to provide examples of extension builde...
Sean Morgan
S M Building & Roofing (sw) LImitef are a leading provider of general building services and other planned and reactive maintenance, covering th...
From £17,604
Need an Extension Builder in Bath? RHayes Roofing has been helping local clients (20 mile radius) with their extension buildering jobs for many yea...
From £17,444
Bath, BA1
FAULKLAND CONSTRUCTION LTD are here to help customers who need an Extension Builder in Bath. We offer a competitive rate to complete all your exten...

Underpinning ranges from £17,324 (S M Building & Roofing (SW) Limited based in BS13) to £17,740 (M L BUILDING SERVICES based in BS14), 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 Bath by posting a job with HaMuch and we will send it to extension builders in Bath.
| Location in UK | Hourly Rate | Daily Rate |
|---|---|---|
| Underpin A Building near Bath | £32 | £249 |
| Underpin A Building near Keynsham | £33 | £251 |
| Underpin A Building near Frome | £33 | £263 |
| Underpin A Building near Kingswood | £34 | £257 |
| Underpin A Building near Bristol | £33 | £255 |
| Underpin A Building near Clifton | £33 | £255 |
| Underpin A Building near Trowbridge | £34 | £266 |
| Underpin A Building near North Somerset | £32 | £245 |
| Underpin A Building near South Gloucestershire | £34 | £260 |
| Underpin A Building near Yate | £34 | £263 |
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 - £17,542

Two storey extension - £88,064

Build a timber frame extension - £26,042

Build a swimming pool - £81,042

Single storey extension - £55,848

Side return extension - £41,977

Install an RSJ - £2,242

Outbuilding - £10,042

Build a Mansard loft conversion - £52,042

Loft conversion - £34,148

Build a kitchen extension - £42,042

Hip to gable loft conversion - £42,042

Granny annexe - £87,042

Garden office - £10,042

Convert a Garage - £16,042

Garage - £18,542

Build a flat roof extension - £22,042

Build a dormer loft conversion - £42,042

Concrete foundations - £6,292

Convert a bungalow loft - £29,042

Convert a basement - £37,977