From £17,020
Luxury Garden Studios is an established and experienced local extension builder in Dungiven. Please contact us for a free, no obligation quote and ...
From £17,196
Relax... you have found a reliable extension builder in Dungiven. JAMSE CONSTRUCTION LTD is a friendly and reliable company based in Dungiven who c...
From £17,108
Need an Extension Builder in Dungiven? SF Carpentry has been helping local clients (20 mile radius) with their extension buildering jobs for many y...
From £17,516
Seamus Mcmullan building and joinery is an established extension buildering business in Dungiven. We come highly recommended and provide competitiv...
From £17,404
FJS CONTRACTS LTD are here to help customers who need an Extension Builder in Dungiven. We offer a competitive rate to complete all your extension ...
From £17,132
Taggart Homes - The Designer Builder are here to help customers who need an Extension Builder in Dungiven. We offer a competitive rate to complete ...
From £16,932
We have over 25 years experience in all building work and renowned for good workmanship All jobs small and large taken on
From £17,284
Relax... you have found a reliable extension builder in Dungiven. Tyrone Turbos is a friendly and reliable company based in Dungiven who consider n...
From £16,996
Trusted and professional extension builder in Dungiven. Experienced in all extension buildering work and keeping within budget and on quote. purdy ...

Underpinning ranges from £16,932 (C McGurk Building Contractor based in BT44) to £17,516 (Seamus Mcmullan building and joinery based in BT45), 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 Dungiven by posting a job with HaMuch and we will send it to extension builders in Dungiven.
| Location in UK | Hourly Rate | Daily Rate |
|---|---|---|
| Underpin A Building near Dungiven | £22 | £190 |
| Underpin A Building near Londonderry | £24 | £190 |
| Underpin A Building near Coleraine | £23 | £201 |
| Underpin A Building near Strathfoyle | £24 | £190 |
| Underpin A Building near Magherafelt | £30 | £238 |
| Underpin A Building near Newbuildings | £24 | £190 |
| Underpin A Building near Ballymoney | £21 | £187 |
| Underpin A Building near Strabane | £27 | £223 |
| Underpin A Building near Coalisland | £27 | £223 |
| Underpin A Building near Dungannon | £30 | £238 |
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 - £17,176

Two storey extension - £87,515

Build a timber frame extension - £25,676

Build a swimming pool - £80,676

Single storey extension - £48,529

Side return extension - £37,860

Install an RSJ - £1,876

Outbuilding - £9,676

Build a Mansard loft conversion - £51,676

Loft conversion - £30,717

Build a kitchen extension - £41,676

Hip to gable loft conversion - £41,676

Granny annexe - £86,676

Garden office - £9,676

Convert a Garage - £15,676

Garage - £18,176

Build a flat roof extension - £21,676

Build a dormer loft conversion - £41,676

Concrete foundations - £5,926

Convert a bungalow loft - £28,676

Convert a basement - £33,860