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Mount Oriel Conversions & Extensions
Need to find an Extension Builder near you for all your extension buildering work?
Mount Oriel Conversions & Extensions provides a local, t...
"Build a kitchen extension" - BT38, job posted 25/08/26
SM Plumbing & Heating
Relax... you have found a reliable extension builder in Whitehead. SM Plumbing & Heating is a friendly and reliable company based in Whitehead who ...
"Hip to gable loft conversion" - CARRICKFERGUS, job posted 20/10/24
£24/hr
£167/day
Belfast Loft Company
Trusted and professional extension builder in Whitehead. Experienced in all extension buildering work and keeping within budget and on quote. Belfa...
£24/hr
£162/day
Ballantine building solutions
Ballantine building solutions is an established extension buildering business in Whitehead. We come highly recommended and provide competitive quot...
£23/hr
£158/day
DGA
Trusted and professional extension builder in Whitehead. Experienced in all extension buildering work and keeping within budget and on quote. DGA h...
£25/hr
£173/day
Designco Ltd
Designco Ltd is an established extension buildering business in Whitehead. We come highly recommended and provide competitive quotes for your work....
£25/hr
£172/day
LM Design & Build
Reliable and experienced extension builders with competitive rates and good at keeping within budget. Happy to provide examples of extension builde...
£21/hr
£147/day
Extended living by Gilbert-Ash
Trusted and professional extension builder in Whitehead. Experienced in all extension buildering work and keeping within budget and on quote. Exten...
£21/hr
£147/day
Glenn M Floyd Building & Joinery Contracts
Glenn M Floyd Building & Joinery Contracts is an established and experienced local extension builder in Whitehead. Please contact us for a free, no...
Compare Whitehead extension builders rates
| Location in UK | Hourly Rate | Daily Rate |
|---|---|---|
| Extension Builders near Carrickfergus | £23 | £158 |
| Extension Builders near Bangor | £24 | £183 |
| Extension Builders near Bangor | £24 | £183 |
| Extension Builders near Greenisland | £23 | £153 |
| Extension Builders near Holywood | £23 | £159 |
| Extension Builders near Ballyclare | £20 | £124 |
| Extension Builders near Ballygowan | £24 | £183 |
| Extension Builders near Belfast | £23 | £161 |
| Extension Builders near Comber | £22 | £160 |
| Extension Builders near Carryduff | £23 | £158 |
Job estimates from extension builders near you
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.

Build a timber frame extension - £25,304

Garden office - £9,304

Granny annexe - £86,304

Build a flat roof extension - £21,304

Convert a Garage - £15,304

Hip to gable loft conversion - £41,304

Convert a bungalow loft - £28,304

Build a dormer loft conversion - £41,304

Build a swimming pool - £80,304

Build a Mansard loft conversion - £51,304

Concrete foundations - £5,554

Underpin a building - £16,804

Two storey extension - £86,956

Convert a basement - £29,670

Side return extension - £33,670

Loft conversion - £27,225

Garage - £17,804

Single storey extension - £41,080

Outbuilding - £9,304

Install an RSJ - £1,504

Build a kitchen extension - £41,304
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