From £5,514
Trusted and professional extension builder in Greenisland. Experienced in all extension buildering work and keeping within budget and on quote. DGA...
From £5,546
Ballantine building solutions is an established extension buildering business in Greenisland. We come highly recommended and provide competitive qu...
From £5,634
Designco Ltd is an established extension buildering business in Greenisland. We come highly recommended and provide competitive quotes for your wor...
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 £5,618
Relax... you have found a reliable extension builder in Greenisland. SM Plumbing & Heating is a friendly and reliable company based in Greenisland ...
From £5,426
Trusted and professional extension builder in Greenisland. Experienced in all extension buildering work and keeping within budget and on quote. Ext...
From £5,586
Trusted and professional extension builder in Greenisland. Experienced in all extension buildering work and keeping within budget and on quote. Bel...
From £5,226
Have worked in building industry for over 30 years contracts from government to private sector.
From £5,386
Need to find an Extension Builder near you for all your extension buildering work?
Mount Oriel Conversions & Extensions provides a local, t...

Concrete foundations range from the £5,226 (Anak based in BT40) to £5,738 (AK Building Services based in BT8) in Greenisland.
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 Greenisland 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 Greenisland | £23 | £153 |
| Concrete Foundations near Carrickfergus | £23 | £158 |
| Concrete Foundations near Holywood | £23 | £159 |
| Concrete Foundations near Belfast | £23 | £161 |
| Concrete Foundations near Ballyclare | £20 | £124 |
| Concrete Foundations near Bangor | £24 | £183 |
| Concrete Foundations near Bangor | £24 | £183 |
| Concrete Foundations near Carryduff | £23 | £158 |
| Concrete Foundations near Ballygowan | £24 | £183 |
| Concrete Foundations near Larne | £15 | £122 |
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 - £16,780

Two storey extension - £86,920

Build a timber frame extension - £25,280

Build a swimming pool - £80,280

Single storey extension - £40,600

Side return extension - £33,400

Install an RSJ - £1,480

Outbuilding - £9,280

Build a Mansard loft conversion - £51,280

Loft conversion - £27,000

Build a kitchen extension - £41,280

Hip to gable loft conversion - £41,280

Granny annexe - £86,280

Garden office - £9,280

Convert a Garage - £15,280

Garage - £17,780

Build a flat roof extension - £21,280

Build a dormer loft conversion - £41,280

Concrete foundations - £5,530

Convert a bungalow loft - £28,280

Convert a basement - £29,400