Relax... you have found a reliable extension builder in SY1. OPH Joinery is a friendly and reliable company based in SY1 who consider no job as too...
From £17,396
Trusted and professional extension builder in SY1. Experienced in all extension buildering work and keeping within budget and on quote. Salop Glass...

Underpinning ranges from £17,396 (Salop Glass & Glazing based in SY1) to £17,588 (OPH Joinery based in SY1), 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 SY1 by posting a job with HaMuch and we will send it to extension builders in SY1.
| Location in UK | Hourly Rate | Daily Rate |
|---|---|---|
| Underpin A Building near Shrewsbury | £32 | £249 |
| Underpin A Building near The Wrekin | £30 | £236 |
| Underpin A Building near Telford | £30 | £241 |
| Underpin A Building near Wrexham Maelor | £34 | £261 |
| Underpin A Building near Wrexham | £34 | £263 |
| Underpin A Building near Stafford | £29 | £224 |
| Underpin A Building near Wolverhampton | £28 | £222 |
| Underpin A Building near Crewe & Nantwich | £28 | £220 |
| Underpin A Building near Kingswinford | £28 | £221 |
| Underpin A Building near Sedgley | £28 | £224 |
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 - £17,492

Two storey extension - £87,988

Build a timber frame extension - £25,992

Build a swimming pool - £80,992

Single storey extension - £54,840

Side return extension - £41,410

Install an RSJ - £2,192

Outbuilding - £9,992

Build a Mansard loft conversion - £51,992

Loft conversion - £33,675

Build a kitchen extension - £41,992

Hip to gable loft conversion - £41,992

Granny annexe - £86,992

Garden office - £9,992

Convert a Garage - £15,992

Garage - £18,492

Build a flat roof extension - £21,992

Build a dormer loft conversion - £41,992

Concrete foundations - £6,242

Convert a bungalow loft - £28,992

Convert a basement - £37,410