From £17,644
Experienced extension builder ready to quote for your work. Dwbr ltd is the best extension builder in Bradford-on-avon. No obligation free quotes a...
From £17,684
APEX BUILDING/ROOFING are here to help customers who need an Extension Builder in Bradford-on-avon. We offer a competitive rate to complete all you...
From £17,684
BEANACRE BUILDERS LTD are here to help customers who need an Extension Builder in Bradford-on-avon. We offer a competitive rate to complete all you...
From £19,932
Welcome to ADAMS Of BATH - Property Services & Development
We are a local family bus...
From £17,468
Need to find an Extension Builder near you for all your extension buildering work?
rathbourne limited provides a local, trusted extension b...
From £17,548
Hawker Joinery is a trusted extension builder serving customers in Bradford-on-avon and the surrounding area. Contact us to today to get a competit...
From £17,468
Our building services company Wellsway Building Company was established in 2017. Since then we have been helping customers in Bath and the surround...
From £17,604
GEM Solutions Bath LTD is an established and experienced local extension builder in Bradford-on-avon. Please contact us for a free, no obligation q...
From £17,532
Reliable and experienced extension builders with competitive rates and good at keeping within budget. Happy to provide examples of extension builde...
From £17,412
Experienced extension builder ready to quote for your work. Willum Long is the best extension builder in Bradford-on-avon. No obligation free quote...

Underpinning ranges from £17,412 (Willum Long based in BA2) to £19,932 (Adams Of Bath Property Services based in BA2), 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 Bradford-on-avon by posting a job with HaMuch and we will send it to extension builders in Bradford-on-avon.
| Location in UK | Hourly Rate | Daily Rate |
|---|---|---|
| Underpin A Building near Trowbridge | £34 | £266 |
| Underpin A Building near Frome | £33 | £263 |
| Underpin A Building near Chippenham | £34 | £258 |
| Underpin A Building near Bath | £32 | £249 |
| Underpin A Building near Keynsham | £33 | £251 |
| Underpin A Building near West Wiltshire | £32 | £242 |
| Underpin A Building near North Wiltshire | £32 | £242 |
| Underpin A Building near Devizes | £32 | £242 |
| Underpin A Building near Kingswood | £34 | £257 |
| Underpin A Building near Calne | £29 | £225 |
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 - £17,798

Two storey extension - £88,446

Build a timber frame extension - £26,298

Build a swimming pool - £81,298

Single storey extension - £60,952

Side return extension - £44,848

Install an RSJ - £2,498

Outbuilding - £10,298

Build a Mansard loft conversion - £52,298

Loft conversion - £36,540

Build a kitchen extension - £42,298

Hip to gable loft conversion - £42,298

Granny annexe - £87,298

Garden office - £10,298

Convert a Garage - £16,298

Garage - £18,798

Build a flat roof extension - £22,298

Build a dormer loft conversion - £42,298

Concrete foundations - £6,548

Convert a bungalow loft - £29,298

Convert a basement - £40,848