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Barry Knott
Need to find an Extension Builder near you for all your extension buildering work?
BA Knott Oxford Ltd provides a local, trusted extension ...
Experienced extension builder ready to quote for your work. DRC Construction is the best extension builder in Abingdon-on-thames. No obligation fre...
Lambert Home Builds is a trusted extension builder serving customers in Abingdon-on-thames and the surrounding area. Contact us to today to get a c...
DOM ZVIGA
Reliable and experienced extension builders with competitive rates and good at keeping within budget. Happy to provide examples of extension builde...
The business can carry out all aspects of building work:- single or double storey extensions- kitchen and bathroom installations- p...
Approved extension builder in Abingdon-on-thames, covering 20 miles.
Whatever extension buildering work you need, including emergency repair...
Mick Phillips
Michael E Phillips is an established extension buildering business in Abingdon-on-thames. We come highly recommended and provide competitive quotes...
Singh Builders is an established extension buildering business in Abingdon-on-thames. We come highly recommended and provide competitive quotes for...
Trusted and professional extension builder in Abingdon-on-thames. Experienced in all extension buildering work and keeping within budget and on quo...
Martin Patto
Friendly local builder... professional tidy and competitive....

Underpinning ranges from £17,460 (Threesixfive FM Services Ltd based in OX11) to £18,012 (Michael E Phillips based in OX2), 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 Abingdon-on-thames by posting a job with HaMuch and we will send it to extension builders in Abingdon-on-thames.
| Location in UK | Hourly Rate | Daily Rate |
|---|---|---|
| Underpin A Building near Abingdon-on-Thames | £35 | £258 |
| Underpin A Building near Didcot | £36 | £266 |
| Underpin A Building near Oxford | £38 | £270 |
| Underpin A Building near South Oxfordshire | £36 | £253 |
| Underpin A Building near Vale of White Horse | £36 | £271 |
| Underpin A Building near Witney | £32 | £244 |
| Underpin A Building near Cherwell | £35 | £249 |
| Underpin A Building near Bicester | £35 | £249 |
| Underpin A Building near Newbury | £37 | £262 |
| Underpin A Building near Caversham | £38 | £265 |
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 - £17,678

Two storey extension - £88,268

Build a timber frame extension - £26,178

Build a swimming pool - £81,178

Single storey extension - £58,568

Side return extension - £43,507

Install an RSJ - £2,378

Outbuilding - £10,178

Build a Mansard loft conversion - £52,178

Loft conversion - £35,423

Build a kitchen extension - £42,178

Hip to gable loft conversion - £42,178

Granny annexe - £87,178

Garden office - £10,178

Convert a Garage - £16,178

Garage - £18,678

Build a flat roof extension - £22,178

Build a dormer loft conversion - £42,178

Concrete foundations - £6,428

Convert a bungalow loft - £29,178

Convert a basement - £39,507