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Reliable and experienced extension builders with competitive rates and good at keeping within budget. Happy to provide examples of extension builde...
Elena nuta Radu
Plumbing, painting exterior, interior, extensions, plastering, skiming, carpeting, Flooring, you can ask us ..
Need to find an Extension Builder near you for all your extension buildering work?
Greg-Bud provides a local, trusted extension buildering ...
Top Notch Tradesmen is an established and experienced local extension builder in Thorn. Please contact us for a free, no obligation quote and compe...
A.J Builders is an established and experienced local extension builder in Thorn. Please contact us for a free, no obligation quote and competitive ...
Reliable and experienced extension builders with competitive rates and good at keeping within budget. Happy to provide examples of extension builde...
Klajdi Progja
Need to find an Extension Builder near you for all your extension buildering work?
Mat al construction ltd provides a local, trusted exten...
Reliable and experienced extension builders with competitive rates and good at keeping within budget. Happy to provide examples of extension builde...
We use only the highest quality products, and you can rest assured knowing that we are fully certified and registered with the relevant authorities...
Trusted and professional extension builder in Thorn. Experienced in all extension buildering work and keeping within budget and on quote. Flitton B...

In Thorn, prices for dormer loft conversions range from £41,928 (Flitton Bros Property Ltd based in LU6) to £42,496 (Mat al construction ltd based in LU5), but how much your conversion costs will vary depending on the size of your property, how easy access to your roof is and what you want to use the space for.
The best way to get an accurate price is to compare quotes from extension builders in Thorn. Post your job on HaMuch now and we'll put you in touch with available extension builders.
"Dormer loft conversion" - LUTON, job posted 04/08/25
| Location in UK | Hourly Rate | Daily Rate |
|---|---|---|
| Build A Dormer Loft Conversion near Dunstable | £41 | £274 |
| Build A Dormer Loft Conversion near Luton | £42 | £279 |
| Build A Dormer Loft Conversion near Leighton Buzzard | £38 | £270 |
| Build A Dormer Loft Conversion near Mid Bedfordshire | £42 | £276 |
| Build A Dormer Loft Conversion near Ampthill | £38 | £258 |
| Build A Dormer Loft Conversion near Harpenden | £45 | £282 |
| Build A Dormer Loft Conversion near Berkhamsted | £41 | £273 |
| Build A Dormer Loft Conversion near Bletchley | £39 | £265 |
| Build A Dormer Loft Conversion near Hemel Hempstead | £43 | £276 |
| Build A Dormer Loft Conversion near Hitchin | £43 | £283 |
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 - £17,683

Two storey extension - £88,275

Build a timber frame extension - £26,183

Build a swimming pool - £81,183

Single storey extension - £58,664

Side return extension - £43,561

Install an RSJ - £2,383

Outbuilding - £10,183

Build a Mansard loft conversion - £52,183

Loft conversion - £35,468

Build a kitchen extension - £42,183

Hip to gable loft conversion - £42,183

Granny annexe - £87,183

Garden office - £10,183

Convert a Garage - £16,183

Garage - £18,683

Build a flat roof extension - £22,183

Build a dormer loft conversion - £42,183

Concrete foundations - £6,433

Convert a bungalow loft - £29,183

Convert a basement - £39,561