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Jones Masonry Ltd
Lee Jones
Jones Masonry Ltd is a trusted extension builder serving customers in BD12 and the surrounding area. Contact us to today to get a competitive quote...
"Build a dormer loft conversion" - BD11, job posted 25/09/26
MS General
Relax... you have found a reliable extension builder in BD12. MS General is a friendly and reliable company based in BD12 who consider no job as to...
"Kitchen extension" - BRADFORD, job posted 30/04/26
L J Robson (Contracts) Ltd
Experienced extension builder ready to quote for your work. L J Robson (Contracts) Ltd is the best extension builder in BD12. No obligation free qu...
"Loft conversion" - BD6, job posted 05/04/26
DAVID HARRISON BUILDING
Dave Harrison
DAVID HARRISON BUILDING are here to help customers who need an Extension Builder in BD12. We offer a competitive rate to complete all your extensio...
"Complete internal loft conversion" - BD4, job posted 14/02/26
Bhatoa Builders
Bhatoa Builders are here to help customers who need an Extension Builder in BD12. We offer a competitive rate to complete all your extension builde...
"Two storey extension or loft conversion" - BD2, job posted 12/02/26
AAA BUILDERS
AAA BUILDERS are here to help customers who need an Extension Builder in BD12. We offer a competitive rate to complete all your extension builderin...
"Two storey extension" - BD6, job posted 10/02/26
T Dickinson
T Dickinson are here to help customers who need an Extension Builder in BD12. We offer a competitive rate to complete all your extension buildering...
"Velux loft conversion" - BD4, job posted 31/01/26
£29/hr
£213/day
YP Consultancy
Project Management Specialising in Home Extension & RefurbishmentCarrying out a major building project? Then you need to talk to us! YP Consultancy...
"Two storey extension" - BRADFORD, job posted 11/01/26
£31/hr
£228/day
Oakfield Home and Garden
Relax... you have found a reliable extension builder in BD12. Oakfield Home and Garden is a friendly and reliable company based in BD12 who conside...
"Loft conversion with or without a dormer" - BD4, job posted 14/10/25
Compare BD12 extension builders rates
| Location in UK | Hourly Rate | Daily Rate |
|---|---|---|
| Extension Builders near Brighouse | £30 | £230 |
| Extension Builders near Bradford | £29 | £225 |
| Extension Builders near Halifax | £32 | £243 |
| Extension Builders near Batley | £32 | £239 |
| Extension Builders near Mirfield | £31 | £236 |
| Extension Builders near Pudsey | £30 | £227 |
| Extension Builders near Morley | £31 | £239 |
| Extension Builders near Shipley | £29 | £226 |
| Extension Builders near Huddersfield | £29 | £224 |
| Extension Builders near Dewsbury | £33 | £245 |
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 - £25,848
Garden office - £9,848
Granny annexe - £86,848
Build a flat roof extension - £21,848
Convert a Garage - £15,848
Hip to gable loft conversion - £41,848
Convert a bungalow loft - £28,848
Build a dormer loft conversion - £41,848
Build a swimming pool - £80,848
Build a Mansard loft conversion - £51,848
Concrete foundations - £6,098
Underpin a building - £17,348
Two storey extension - £87,772
Convert a basement - £35,790
Side return extension - £39,790
Loft conversion - £32,325
Garage - £18,348
Single storey extension - £51,960
Outbuilding - £9,848
Install an RSJ - £2,048
Build a kitchen extension - £41,848
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