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P ALLEN BUILDERS is an established and experienced local extension builder in Cymmer. Please contact us for a free, no obligation quote and competi...
Barlam Drylining Ltd are here to help customers who need an Extension Builder in Cymmer. We offer a competitive rate to complete all your extension...
Cymmer, CF39
We are a small family run business, established over 35 years ago, specialising in Hard Landscaping (Patios) and Block Paving.We a...
Relax... you have found a reliable extension builder in Cymmer. WESTGATE BUILDING SERVICES LTD is a friendly and reliable company based in Cymmer w...
Reliable and experienced extension builders with competitive rates and good at keeping within budget. Happy to provide examples of extension builde...
S J S Services (Wales) Ltd is a trusted extension builder serving customers in Cymmer and the surrounding area. Contact us to today to get a compet...
Need an Extension Builder in Cymmer? SP Property Maintenance has been helping local clients (20 mile radius) with their extension buildering jobs f...
From £41,528
Need an Extension Builder in Cymmer? A POWELL CONSTRUCTION LTD has been helping local clients (20 mile radius) with their extension buildering jobs...
From £41,616
Excel Home Design Ltd is an established extension buildering business in Cymmer. We come highly recommended and provide competitive quotes for your...
From £41,576
L E JONES BUILDER is an established extension buildering business in Cymmer. We come highly recommended and provide competitive quotes for your wor...

In Cymmer, prices for dormer loft conversions range from £41,528 (A POWELL CONSTRUCTION LTD based in CF44) to £41,896 (Barlam Drylining Ltd based in CF45), 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 Cymmer. 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 Rhondda | £31 | £206 |
| Build A Dormer Loft Conversion near Rhondda, Cynon, Taff | £31 | £209 |
| Build A Dormer Loft Conversion near Pontypridd | £33 | £211 |
| Build A Dormer Loft Conversion near Church Village | £34 | £214 |
| Build A Dormer Loft Conversion near Aberdare | £32 | £212 |
| Build A Dormer Loft Conversion near Caerphilly | £33 | £208 |
| Build A Dormer Loft Conversion near Bridgend | £32 | £200 |
| Build A Dormer Loft Conversion near Maesteg | £38 | £283 |
| Build A Dormer Loft Conversion near Merthyr Tydfil | £33 | £220 |
| Build A Dormer Loft Conversion near Pyle | £34 | £262 |
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 - £17,203

Two storey extension - £87,555

Build a timber frame extension - £25,703

Build a swimming pool - £80,703

Single storey extension - £49,064

Side return extension - £38,161

Install an RSJ - £1,903

Outbuilding - £9,703

Build a Mansard loft conversion - £51,703

Loft conversion - £30,968

Build a kitchen extension - £41,703

Hip to gable loft conversion - £41,703

Granny annexe - £86,703

Garden office - £9,703

Convert a Garage - £15,703

Garage - £18,203

Build a flat roof extension - £21,703

Build a dormer loft conversion - £41,703

Concrete foundations - £5,953

Convert a bungalow loft - £28,703

Convert a basement - £34,161