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T.I Building
T.I Building is a trusted extension builder serving customers in Carryduff and the surrounding area. Contact us to today to get a competitive quote...
"Underpin a building" - BT11, job posted 14/09/26
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...
"Single storey extension" - BT11, job posted 13/09/26
SM Plumbing & Heating
Relax... you have found a reliable extension builder in Carryduff. SM Plumbing & Heating is a friendly and reliable company based in Carryduff who ...
"Build a dormer loft conversion" - BT11, job posted 02/09/26
£24/hr
£167/day
Belfast Loft Company
Trusted and professional extension builder in Carryduff. Experienced in all extension buildering work and keeping within budget and on quote. Belfa...
"Single storey extension" - BT11, job posted 03/08/26
"Loft conversion" - BELFAST, job posted 28/06/26
£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 Carryduff. Please contact us for a free, no...
"New bathroom" - BT12, job posted 25/04/26
£21/hr
£147/day
Extended living by Gilbert-Ash
Trusted and professional extension builder in Carryduff. Experienced in all extension buildering work and keeping within budget and on quote. Exten...
"Loft conversion" - BT8, job posted 24/04/26
£26/hr
£173/day
Finch Construction NI
Relax... you have found a reliable extension builder in Carryduff. Finch Construction NI is a friendly and reliable company based in Carryduff who ...
"RSJ installation" - BELFAST, job posted 23/02/26
£25/hr
£173/day
Designco Ltd
Designco Ltd is an established extension buildering business in Carryduff. We come highly recommended and provide competitive quotes for your work....
"Single storey extension" - BELFAST, job posted 21/02/26
Compare Carryduff extension builders rates
| Location in UK | Hourly Rate | Daily Rate |
|---|---|---|
| Extension Builders near Carryduff | £23 | £158 |
| Extension Builders near Belfast | £23 | £161 |
| Extension Builders near Saintfield | £23 | £162 |
| Extension Builders near Lisburn | £24 | £164 |
| Extension Builders near Comber | £22 | £160 |
| Extension Builders near Ballygowan | £24 | £183 |
| Extension Builders near Holywood | £23 | £159 |
| Extension Builders near Ballynahinch | £19 | £189 |
| Extension Builders near Hillsborough and Culcavy | £25 | £170 |
| Extension Builders near Greenisland | £23 | £153 |
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 - £25,320
Garden office - £9,320
Granny annexe - £86,320
Build a flat roof extension - £21,320
Convert a Garage - £15,320
Hip to gable loft conversion - £41,320
Convert a bungalow loft - £28,320
Build a dormer loft conversion - £41,320
Build a swimming pool - £80,320
Build a Mansard loft conversion - £51,320
Concrete foundations - £5,570
Underpin a building - £16,820
Two storey extension - £86,980
Convert a basement - £29,850
Side return extension - £33,850
Loft conversion - £27,375
Garage - £17,820
Single storey extension - £41,400
Outbuilding - £9,320
Install an RSJ - £1,520
Build a kitchen extension - £41,320
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