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Available extension builders in OX28 reply
Select your affordable OX28 extension builder
Reliable and experienced extension builders with competitive rates and good at keeping within budget. Happy to provide examples of extension builde...
From £17,420
Tom Grenshaw
Relax... you have found a reliable extension builder in OX28. TG Projects Ltd is a friendly and reliable company based in OX28 who consider no job ...
From £17,532
In an unstable market house extensions are often the most viable option, helping you to get the most out of the space you have without the addition...
From £17,532
Experienced extension builder ready to quote for your work. MILLHOUSE CONSTRUCTION LIMITED is the best extension builder in OX28. No obligation fre...
From £17,492
DH Building Services (Oxford) Ltd are a family-owned building firm based in Witney with over 30 years of experience providing professional, trustwo...

Underpinning ranges from £17,212 (Reece Berry Building Contractor based in OX28) to £17,532 (Wychwood Building & Renovations Ltd based in OX28), 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 OX28 by posting a job with HaMuch and we will send it to extension builders in OX28.
| Location in UK | Hourly Rate | Daily Rate |
|---|---|---|
| Underpin A Building near Witney | £32 | £244 |
| Underpin A Building near Oxford | £38 | £270 |
| Underpin A Building near Vale of White Horse | £36 | £271 |
| Underpin A Building near Abingdon-on-Thames | £35 | £258 |
| Underpin A Building near Cherwell | £35 | £249 |
| Underpin A Building near Bicester | £35 | £249 |
| Underpin A Building near Didcot | £36 | £266 |
| Underpin A Building near Stratton St Margaret | £32 | £238 |
| Underpin A Building near Thamesdown | £31 | £239 |
| Underpin A Building near South Oxfordshire | £36 | £253 |
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 - £17,438

Two storey extension - £87,906

Build a timber frame extension - £25,938

Build a swimming pool - £80,938

Single storey extension - £53,752

Side return extension - £40,798

Install an RSJ - £2,138

Outbuilding - £9,938

Build a Mansard loft conversion - £51,938

Loft conversion - £33,165

Build a kitchen extension - £41,938

Hip to gable loft conversion - £41,938

Granny annexe - £86,938

Garden office - £9,938

Convert a Garage - £15,938

Garage - £18,438

Build a flat roof extension - £21,938

Build a dormer loft conversion - £41,938

Concrete foundations - £6,188

Convert a bungalow loft - £28,938

Convert a basement - £36,798