From £5,618
Relax... you have found a reliable extension builder in Belfast. SM Plumbing & Heating is a friendly and reliable company based in Belfast who cons...
From £5,458
Need an Extension Builder in Belfast? MIRKOW has been helping local clients (20 mile radius) with their extension buildering jobs for many years. G...
From £5,426
Belfast, BT12
Trusted and professional extension builder in Belfast. Experienced in all extension buildering work and keeping within budget and on quote. Extende...
From £5,602
Need to find an Extension Builder near you for all your extension buildering work?
Firenstack Solutions provides a local, trusted extension...
From £5,530
Reliable and experienced extension builders with competitive rates and good at keeping within budget. Happy to provide examples of extension builde...
From £5,586
Need an Extension Builder in Belfast? H.M.Builders has been helping local clients (20 mile radius) with their extension buildering jobs for many ye...
From £5,634
Designco Ltd is an established extension buildering business in Belfast. We come highly recommended and provide competitive quotes for your work.
From £5,586
Belfast, BT17
Trusted and professional extension builder in Belfast. Experienced in all extension buildering work and keeping within budget and on quote. Belfast...
From £5,546
Ballantine building solutions is an established extension buildering business in Belfast. We come highly recommended and provide competitive quotes...

Concrete foundations range from the £5,426 (Extended living by Gilbert-Ash based in BT12) to £5,738 (AK Building Services based in BT8) in Belfast.
Comparing extension builders estimates for laying concrete foundations gives you an idea of who will be better value, but the best way to compare costs is to get actual quotes.
Find out the exact cost of laying concrete foundations in Belfast by posting a job with HaMuch. We will send it to extension builders who can give you a detailed quote.
"Concrete foundation" - BELFAST
| Location in UK | Hourly Rate | Daily Rate |
|---|---|---|
| Concrete Foundations near Belfast | £23 | £161 |
| Concrete Foundations near Carryduff | £23 | £158 |
| Concrete Foundations near Holywood | £23 | £159 |
| Concrete Foundations near Greenisland | £23 | £153 |
| Concrete Foundations near Lisburn | £24 | £164 |
| Concrete Foundations near Comber | £22 | £160 |
| Concrete Foundations near Ballygowan | £24 | £183 |
| Concrete Foundations near Saintfield | £23 | £162 |
| Concrete Foundations near Hillsborough and Culcavy | £25 | £170 |
| Concrete Foundations near Carrickfergus | £23 | £158 |
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 - £16,822

Two storey extension - £86,984

Build a timber frame extension - £25,322

Build a swimming pool - £80,322

Single storey extension - £41,448

Side return extension - £33,877

Install an RSJ - £1,522

Outbuilding - £9,322

Build a Mansard loft conversion - £51,322

Loft conversion - £27,398

Build a kitchen extension - £41,322

Hip to gable loft conversion - £41,322

Granny annexe - £86,322

Garden office - £9,322

Convert a Garage - £15,322

Garage - £17,822

Build a flat roof extension - £21,322

Build a dormer loft conversion - £41,322

Concrete foundations - £5,572

Convert a bungalow loft - £28,322

Convert a basement - £29,877