From £42,008
We are a family run business with 20 years experience.
We take great care and attention to the work we carry out and pride ourselves on ...
From £41,992
Need to find an Extension Builder near you for all your extension buildering work?
A B Building Roofing Services provides a local, trusted ...
From £41,968
Relax... you have found a reliable extension builder in S26. CS Construction & Conversions is a friendly and reliable company based in S26 who cons...
From £41,936
Trusted and professional extension builder in S26. Experienced in all extension buildering work and keeping within budget and on quote. Merebrook C...
From £41,936
Dore Decor are a family run business with over 30 years experience - we offer an extensive range of building services and are able to provide a ful...
From £42,112
Reliable and experienced extension builders with competitive rates and good at keeping within budget. Happy to provide examples of extension builde...
From £42,344
Trusted and professional extension builder in S26. Experienced in all extension buildering work and keeping within budget and on quote. AMB Joinery...
From £42,088
Hallamshire Paving is an established and experienced local extension builder in S26. Please contact us for a free, no obligation quote and competit...
From £41,984
BP Builders are here to help customers who need an Extension Builder in S26. We offer a competitive rate to complete all your extension buildering ...

In S26, prices for dormer loft conversions range from £41,288 (JON WINDLE CONSTRUCTION based in S17) to £42,344 (AMB Joinery & Building Services based in S8), 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 S26. Post your job on HaMuch now and we'll put you in touch with available extension builders.
| Location in UK | Hourly Rate | Daily Rate |
|---|---|---|
| Build A Dormer Loft Conversion near Wickersley | £33 | £257 |
| Build A Dormer Loft Conversion near Rotherham | £33 | £257 |
| Build A Dormer Loft Conversion near Worksop | £33 | £265 |
| Build A Dormer Loft Conversion near Sheffield | £32 | £261 |
| Build A Dormer Loft Conversion near Dronfield | £33 | £262 |
| Build A Dormer Loft Conversion near Chesterfield | £33 | £257 |
| Build A Dormer Loft Conversion near Doncaster | £29 | £238 |
| Build A Dormer Loft Conversion near Bassetlaw | £31 | £243 |
| Build A Dormer Loft Conversion near Mansfield Woodhouse | £33 | £263 |
| Build A Dormer Loft Conversion near Retford | £31 | £243 |
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 - £17,466

Two storey extension - £87,948

Build a timber frame extension - £25,966

Build a swimming pool - £80,966

Single storey extension - £54,312

Side return extension - £41,113

Install an RSJ - £2,166

Outbuilding - £9,966

Build a Mansard loft conversion - £51,966

Loft conversion - £33,428

Build a kitchen extension - £41,966

Hip to gable loft conversion - £41,966

Granny annexe - £86,966

Garden office - £9,966

Convert a Garage - £15,966

Garage - £18,466

Build a flat roof extension - £21,966

Build a dormer loft conversion - £41,966

Concrete foundations - £6,216

Convert a bungalow loft - £28,966

Convert a basement - £37,113