From £5,226
Have worked in building industry for over 30 years contracts from government to private sector.
From £5,514
Trusted and professional extension builder in BT40. Experienced in all extension buildering work and keeping within budget and on quote. DGA have m...
From £5,546
Ballantine building solutions is an established extension buildering business in BT40. We come highly recommended and provide competitive quotes fo...
From £5,626
Reliable and experienced extension builders with competitive rates and good at keeping within budget. Happy to provide examples of extension builde...
From £5,634
Designco Ltd is an established extension buildering business in BT40. We come highly recommended and provide competitive quotes for your work.
...From £5,618
Relax... you have found a reliable extension builder in BT40. SM Plumbing & Heating is a friendly and reliable company based in BT40 who consider n...
From £5,458
Need an Extension Builder in BT40? MIRKOW has been helping local clients (20 mile radius) with their extension buildering jobs for many years. Get ...
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 £5,426
Trusted and professional extension builder in BT40. Experienced in all extension buildering work and keeping within budget and on quote. Extended l...
From £5,530
Reliable and experienced extension builders with competitive rates and good at keeping within budget. Happy to provide examples of extension builde...

Concrete foundations range from the £5,226 (Anak based in BT40) to £5,634 (Designco Ltd based in BT36) in BT40.
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 BT40 by posting a job with HaMuch. We will send it to extension builders who can give you a detailed quote.
| Location in UK | Hourly Rate | Daily Rate |
|---|---|---|
| Concrete Foundations near Larne | £15 | £122 |
| Concrete Foundations near Carrickfergus | £23 | £158 |
| Concrete Foundations near Ballyclare | £20 | £124 |
| Concrete Foundations near Greenisland | £23 | £153 |
| Concrete Foundations near Holywood | £23 | £159 |
| Concrete Foundations near Bangor | £24 | £183 |
| Concrete Foundations near Bangor | £24 | £183 |
| Concrete Foundations near Belfast | £23 | £161 |
| Concrete Foundations near Ballygowan | £24 | £183 |
| Concrete Foundations near Comber | £22 | £160 |
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 - £16,768

Two storey extension - £86,902

Build a timber frame extension - £25,268

Build a swimming pool - £80,268

Single storey extension - £40,360

Side return extension - £33,265

Install an RSJ - £1,468

Outbuilding - £9,268

Build a Mansard loft conversion - £51,268

Loft conversion - £26,888

Build a kitchen extension - £41,268

Hip to gable loft conversion - £41,268

Granny annexe - £86,268

Garden office - £9,268

Convert a Garage - £15,268

Garage - £17,768

Build a flat roof extension - £21,268

Build a dormer loft conversion - £41,268

Concrete foundations - £5,518

Convert a bungalow loft - £28,268

Convert a basement - £29,265