Ethos Property Developments Limited is an established extension buildering business in OL5. We come highly recommended and provide competitive quot...
Reliable and experienced extension builders with competitive rates and good at keeping within budget. Happy to provide examples of extension builde...
Need an Extension Builder in OL5? W WELSBY BUILDING SERVICE has been helping local clients (20 mile radius) with their extension buildering jobs fo...
Trusted and professional extension builder in OL5. Experienced in all extension buildering work and keeping within budget and on quote. We Build ha...
Trusted and professional extension builder in OL5. Experienced in all extension buildering work and keeping within budget and on quote. Fit-on Gara...
Relax... you have found a reliable extension builder in OL5. CM BUILDING SERVICES is a friendly and reliable company based in OL5 who consider no j...
We undertake all aspects of building, including eco and natural building, in the Greater Manchester area. From extensions and conversions to kitche...
Reliable and experienced extension builders with competitive rates and good at keeping within budget. Happy to provide examples of extension builde...
John Ashton
Relax... you have found a reliable extension builder in OL5. JSY Electrical is a friendly and reliable company based in OL5 who consider no job as ...

In OL5, prices for dormer loft conversions range from £41,184 (Valdecor based in OL8) to £42,048 (Northern Garage Conversion based in OL9), 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 OL5. 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 Stalybridge | £38 | £231 |
| Build A Dormer Loft Conversion near Ashton-under-Lyne | £36 | £232 |
| Build A Dormer Loft Conversion near Tameside | £35 | £232 |
| Build A Dormer Loft Conversion near Oldham | £31 | £229 |
| Build A Dormer Loft Conversion near Dukinfield | £35 | £232 |
| Build A Dormer Loft Conversion near Hyde | £36 | £227 |
| Build A Dormer Loft Conversion near Chadderton | £31 | £225 |
| Build A Dormer Loft Conversion near Failsworth | £35 | £236 |
| Build A Dormer Loft Conversion near Royton | £30 | £225 |
| Build A Dormer Loft Conversion near Droylsden | £34 | £237 |
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 - £17,296

Two storey extension - £87,694

Build a timber frame extension - £25,796

Build a swimming pool - £80,796

Single storey extension - £50,920

Side return extension - £39,205

Install an RSJ - £1,996

Outbuilding - £9,796

Build a Mansard loft conversion - £51,796

Loft conversion - £31,838

Build a kitchen extension - £41,796

Hip to gable loft conversion - £41,796

Granny annexe - £86,796

Garden office - £9,796

Convert a Garage - £15,796

Garage - £18,296

Build a flat roof extension - £21,796

Build a dormer loft conversion - £41,796

Concrete foundations - £6,046

Convert a bungalow loft - £28,796

Convert a basement - £35,205