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Trusted and professional extension builder in LS15. Experienced in all extension buildering work and keeping within budget and on quote. Fearnville...
Experienced extension builder ready to quote for your work. J W Building Services is the best extension builder in LS15. No obligation free quotes ...
Need an Extension Builder in LS15? D & D Builders has been helping local clients (20 mile radius) with their extension buildering jobs for many yea...
Trusted and professional extension builder in LS15. Experienced in all extension buildering work and keeping within budget and on quote. NE BUILDIN...
From £33,450
Relax... you have found a reliable extension builder in LS15. Basement Structures LTD is a friendly and reliable company based in LS15 who consider...
From £31,725
Reliable and experienced extension builders with competitive rates and good at keeping within budget. Happy to provide examples of extension builde...
From £33,150
In an unstable market house extensions are often the most viable option, helping you to get the most out of the space you have without the addition...

Comparing extension builders estimates for Loft conversion gives you an idea of who will be better value but the best way to compare costs is to get actual quotes.
What to do - Get rates and quotes for the cost of a loft conversion in LS15 by posting your job to extension builders in LS15.
"Loft conversion" - LEEDS, job posted 10/08/25
"Loft conversion with dormer, 2 rooms and a bathroom, may be open to velux option depending on space attainable. Apologies to all genuine and skilled builders trades person. Only professionals who have carried out this type of work as I will be asking for references and checking their previous..." - LEEDS, job posted 01/01/70
| Location in UK | Hourly Rate | Daily Rate |
|---|---|---|
| Loft Conversion near Chapeltown | £30 | £232 |
| Loft Conversion near Rothwell | £30 | £230 |
| Loft Conversion near Leeds | £31 | £236 |
| Loft Conversion near Beeston | £31 | £236 |
| Loft Conversion near Castleford | £30 | £225 |
| Loft Conversion near Normanton | £30 | £233 |
| Loft Conversion near Morley | £31 | £239 |
| Loft Conversion near Wakefield | £31 | £240 |
| Loft Conversion near Pudsey | £30 | £227 |
| Loft Conversion near Batley | £32 | £239 |
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 - £17,368

Two storey extension - £87,802

Build a timber frame extension - £25,868

Build a swimming pool - £80,868

Single storey extension - £52,360

Side return extension - £40,015

Install an RSJ - £2,068

Outbuilding - £9,868

Build a Mansard loft conversion - £51,868

Loft conversion - £32,513

Build a kitchen extension - £41,868

Hip to gable loft conversion - £41,868

Granny annexe - £86,868

Garden office - £9,868

Convert a Garage - £15,868

Garage - £18,368

Build a flat roof extension - £21,868

Build a dormer loft conversion - £41,868

Concrete foundations - £6,118

Convert a bungalow loft - £28,868

Convert a basement - £36,015