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Derren Ward
Green Exteriors Ltd are here to help customers who need an Extension Builder in S60. We offer a competitive rate to complete all your extension bui...
Reliable and experienced extension builders with competitive rates and good at keeping within budget. Happy to provide examples of extension builde...
Trusted and professional extension builder in S60. Experienced in all extension buildering work and keeping within budget and on quote. Britishbuil...
Need an Extension Builder in S60? Property Plus has been helping local clients (20 mile radius) with their extension buildering jobs for many years...

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 S60 by posting your job to extension builders in S60.
"Dormer Loft conversion" - S66, job posted 29/06/25
"Loft conversion one roof window .. turn into another room" - S20, job posted 26/10/23
| Location in UK | Hourly Rate | Daily Rate |
|---|---|---|
| Loft Conversion near Rotherham | £32 | £257 |
| Loft Conversion near Wickersley | £32 | £258 |
| Loft Conversion near Sheffield | £32 | £260 |
| Loft Conversion near Dronfield | £33 | £262 |
| Loft Conversion near Barnsley | £31 | £242 |
| Loft Conversion near Worksop | £33 | £265 |
| Loft Conversion near Doncaster | £29 | £238 |
| Loft Conversion near Chesterfield | £33 | £257 |
| Loft Conversion near Bassetlaw | £31 | £243 |
| 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 - £17,874

Two storey extension - £88,561

Build a timber frame extension - £26,374

Build a swimming pool - £81,374

Single storey extension - £62,480

Side return extension - £45,708

Install an RSJ - £2,574

Outbuilding - £10,374

Build a Mansard loft conversion - £52,374

Loft conversion - £37,256

Build a kitchen extension - £42,374

Hip to gable loft conversion - £42,374

Granny annexe - £87,374

Garden office - £10,374

Convert a Garage - £16,374

Garage - £18,874

Build a flat roof extension - £22,374

Build a dormer loft conversion - £42,374

Concrete foundations - £6,624

Convert a bungalow loft - £29,374

Convert a basement - £41,708