From £16,796
For all your needs. If you need to underpin a building contact us today to get a no obligation free quote.
From £16,884
For all your needs. If you need to underpin a building contact us today to get a no obligation free quote.
From £16,868
You want to underpin a building? No problem, SM Plumbing & Heating is a reliable extension builder with years of experience helping homeowners.
...From £16,820
If you need to underpin a building use C.H Property Services. Work is guarenteed and the cost won't hurt the pocket.
From £16,708
A friendly extension builder in Newtownabbey. Happy to provide references and a free quote to underpin a building.
From £16,852
A service with a difference. Priced competitively to underpin a building and more.
From £16,836
A friendly extension builder in Newtownabbey. Happy to provide references and a free quote to underpin a building.
From £16,636
A service with a difference. Priced competitively to underpin a building and more.
From £16,884
You want to underpin a building? No problem, Finch Construction NI is a reliable extension builder with years of experience helping homeowners.
...From £16,476
Have worked in building industry for over 30 years contracts from government to private sector.
From £16,900
If you need to underpin a building use T.I Building. Work is guarenteed and the cost won't hurt the pocket.
From £16,772
If you need to underpin a building use apex pharaoh ltd. Work is guarenteed and the cost won't hurt the pocket.

Underpinning ranges from £16,476 (Anak based in BT40) to £16,988 (AK Building Services based in BT8), 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 Newtownabbey by posting a job with HaMuch and we will send it to extension builders in Newtownabbey.
| Location in UK | Hourly Rate | Daily Rate |
|---|---|---|
| Underpin A Building near Greenisland | £20 | £134 |
| Underpin A Building near Holywood | £20 | £138 |
| Underpin A Building near Belfast | £20 | £137 |
| Underpin A Building near Carrickfergus | £21 | £145 |
| Underpin A Building near Ballyclare | £17 | £110 |
| Underpin A Building near Carryduff | £20 | £136 |
| Underpin A Building near Bangor | £20 | £150 |
| Underpin A Building near Bangor | £20 | £150 |
| Underpin A Building near Comber | £20 | £142 |
| Underpin A Building near Ballygowan | £20 | £150 |
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 - £16,797

Two storey extension - £86,946

Build a timber frame extension - £25,297

Build a swimming pool - £80,297

Single storey extension - £40,947

Side return extension - £33,595

Install an RSJ - £1,497

Outbuilding - £9,297

Build a Mansard loft conversion - £51,297

Loft conversion - £27,163

Build a kitchen extension - £41,297

Hip to gable loft conversion - £41,297

Granny annexe - £86,297

Garden office - £9,297

Convert a Garage - £15,297

Garage - £17,797

Build a flat roof extension - £21,297

Build a dormer loft conversion - £41,297

Concrete foundations - £5,547

Convert a bungalow loft - £28,297

Convert a basement - £29,595