Relax... you have found a reliable extension builder in M29. David Anderson Builders is a friendly and reliable company based in M29 who consider n...
Reliable and experienced extension builders with competitive rates and good at keeping within budget. Happy to provide examples of extension builde...
From £17,500
SBA Facilities is a family run business founded by Director, Josef who has over 25 years of experience with the corporate, commercial, and domestic...
From £17,316
Construction Covered is a trusted extension builder serving customers in M29 and the surrounding area. Contact us to today to get a competitive quo...
From £17,476
Our building services company Casa Building Solutions Ltd was established in 2008. Since then we have been helping customers in Manchester and the ...
From £17,532
Reliable and experienced extension builders with competitive rates and good at keeping within budget. Happy to provide examples of extension builde...

Underpinning ranges from £17,092 (Mike's Home Improvements based in M46) to £17,532 (Triple Check ltd based in Wn2), 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 M29 by posting a job with HaMuch and we will send it to extension builders in M29.
| Location in UK | Hourly Rate | Daily Rate |
|---|---|---|
| Underpin A Building near Atherton | £31 | £223 |
| Underpin A Building near Little Hulton | £31 | £220 |
| Underpin A Building near Leigh | £31 | £224 |
| Underpin A Building near Farnworth | £30 | £219 |
| Underpin A Building near Westhoughton | £31 | £222 |
| Underpin A Building near Eccles | £32 | £236 |
| Underpin A Building near Irlam | £32 | £225 |
| Underpin A Building near Bolton | £31 | £219 |
| Underpin A Building near Swinton | £32 | £234 |
| Underpin A Building near Hindley | £30 | £219 |
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 - £17,365

Two storey extension - £87,798

Build a timber frame extension - £25,865

Build a swimming pool - £80,865

Single storey extension - £52,307

Side return extension - £39,985

Install an RSJ - £2,065

Outbuilding - £9,865

Build a Mansard loft conversion - £51,865

Loft conversion - £32,488

Build a kitchen extension - £41,865

Hip to gable loft conversion - £41,865

Granny annexe - £86,865

Garden office - £9,865

Convert a Garage - £15,865

Garage - £18,365

Build a flat roof extension - £21,865

Build a dormer loft conversion - £41,865

Concrete foundations - £6,115

Convert a bungalow loft - £28,865

Convert a basement - £35,985