From £17,084
SJ Groundworks & Building Ltd is a trusted extension builder serving customers in Fringford and the surrounding area. Contact us to today to get a ...
From £17,196
Need to find an Extension Builder near you for all your extension buildering work?
1994 provides a local, trusted extension buildering serv...
From £17,876
Options Home Extensions (Oxfordshire) in Oxfordshire are one of very few companies in the area who specialise in only home extensions. There are ma...
From £17,644
Experienced extension builder ready to quote for your work. Options Home Extensions is the best extension builder in Fringford. No obligation free ...
From £17,668
Experienced extension builder ready to quote for your work. Leon Construction OC Ltd is the best extension builder in Fringford. No obligation free...
From £17,316
Trusted and professional extension builder in Fringford. Experienced in all extension buildering work and keeping within budget and on quote. P GEO...
From £17,380
Caliber Construction Ltd is a trusted extension builder serving customers in Fringford and the surrounding area. Contact us to today to get a compe...
From £17,516
Relax... you have found a reliable extension builder in Fringford. D Beagle Building Contractors is a friendly and reliable company based in Fringf...
From £17,580
Richmond Services is an established and experienced local extension builder in Fringford. Please contact us for a free, no obligation quote and com...
From £17,668
Aspis Construction Ltd has been helping customers in Northamptonshire and the surrounding area for a number of years by providing professional, tru...

Underpinning ranges from £17,084 (SJ Groundworks & Building Ltd based in OX26) to £17,876 (Options Home Extensions (Oxfordshire) based in OX26), 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 Fringford by posting a job with HaMuch and we will send it to extension builders in Fringford.
| Location in UK | Hourly Rate | Daily Rate |
|---|---|---|
| Underpin A Building near Bicester | £35 | £249 |
| Underpin A Building near Cherwell | £35 | £249 |
| Underpin A Building near Aylesbury Vale | £36 | £246 |
| Underpin A Building near Banbury | £33 | £239 |
| Underpin A Building near Oxford | £37 | £261 |
| Underpin A Building near Aylesbury | £42 | £270 |
| Underpin A Building near Witney | £32 | £244 |
| Underpin A Building near Milton Keynes | £39 | £263 |
| Underpin A Building near Bletchley | £39 | £265 |
| Underpin A Building near Abingdon-on-Thames | £35 | £258 |
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 - £17,493

Two storey extension - £87,989

Build a timber frame extension - £25,993

Build a swimming pool - £80,993

Single storey extension - £54,856

Side return extension - £41,419

Install an RSJ - £2,193

Outbuilding - £9,993

Build a Mansard loft conversion - £51,993

Loft conversion - £33,683

Build a kitchen extension - £41,993

Hip to gable loft conversion - £41,993

Granny annexe - £86,993

Garden office - £9,993

Convert a Garage - £15,993

Garage - £18,493

Build a flat roof extension - £21,993

Build a dormer loft conversion - £41,993

Concrete foundations - £6,243

Convert a bungalow loft - £28,993

Convert a basement - £37,419