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Select your affordable NE25 extension builder
Arrowhead Construction is a trusted extension builder serving customers in NE25 and the surrounding area. Contact us to today to get a competitive ...
From £17,644
North East Contractors Ltd are here to help customers who need an Extension Builder in NE25. We offer a competitive rate to complete all your exten...
From £17,652
We cover all of your building needs from house conversions, extensions, kitchens, bathrooms, room design, bespoke features and much more.Contact us...
From £17,436
Trusted and professional extension builder in NE25. Experienced in all extension buildering work and keeping within budget and on quote. Aynsley Wi...

Underpinning ranges from £17,436 (Aynsley Windows & Conservatories LLP based in NE28) to £17,980 (Arrowhead Construction based in NE26), 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 NE25 by posting a job with HaMuch and we will send it to extension builders in NE25.
| Location in UK | Hourly Rate | Daily Rate |
|---|---|---|
| Underpin A Building near Whitley Bay | £38 | £268 |
| Underpin A Building near North Tyneside | £35 | £253 |
| Underpin A Building near Tynemouth | £36 | £257 |
| Underpin A Building near Wallsend | £34 | £245 |
| Underpin A Building near Cramlington | £36 | £256 |
| Underpin A Building near South Shields | £36 | £257 |
| Underpin A Building near Longbenton | £34 | £234 |
| Underpin A Building near Blyth | £42 | £288 |
| Underpin A Building near Hebburn | £34 | £246 |
| Underpin A Building near Jarrow | £34 | £262 |
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 - £88,267

Build a timber frame extension - £26,178

Build a swimming pool - £81,178

Single storey extension - £58,560

Side return extension - £43,503

Install an RSJ - £2,378

Outbuilding - £10,178

Build a Mansard loft conversion - £52,178

Loft conversion - £35,419

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 - £39,503