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N W Doyle & Son
N W Doyle & Son is a trusted extension builder serving customers in Castlewellan and the surrounding area. Contact us to today to get a competitive...
Compare Castlewellan extension builders rates
| Location in UK | Hourly Rate | Daily Rate |
|---|---|---|
| Extension Builders near Ballynahinch | £19 | £189 |
| Extension Builders near Banbridge | £29 | £205 |
| Extension Builders near Saintfield | £23 | £162 |
| Extension Builders near Hillsborough and Culcavy | £25 | £170 |
| Extension Builders near Kilkeel | £28 | £182 |
| Extension Builders near Lisburn | £24 | £164 |
| Extension Builders near Waringstown | £23 | £167 |
| Extension Builders near Maghaberry | £31 | £205 |
| Extension Builders near Carryduff | £23 | £158 |
| Extension Builders near Portaferry | £22 | £164 |
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 - £25,512

Garden office - £9,512

Granny annexe - £86,512

Build a flat roof extension - £21,512

Convert a Garage - £15,512

Hip to gable loft conversion - £41,512

Convert a bungalow loft - £28,512

Build a dormer loft conversion - £41,512

Build a swimming pool - £80,512

Build a Mansard loft conversion - £51,512

Concrete foundations - £5,762

Underpin a building - £17,012

Two storey extension - £87,268

Convert a basement - £32,010

Side return extension - £36,010

Loft conversion - £29,175

Garage - £18,012

Single storey extension - £45,240

Outbuilding - £9,512

Install an RSJ - £1,712

Build a kitchen extension - £41,512
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