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DSA CONSTRUCTION is an established extension buildering business in West Wiltshire. We come highly recommended and provide competitive quotes for y...
Relax... you have found a reliable extension builder in West Wiltshire. A P BUILDING CONTRACTORS LTD is a friendly and reliable company based in We...
Relax... you have found a reliable extension builder in West Wiltshire. Lee Jackson Roofing Ltd is a friendly and reliable company based in West Wi...
From £41,872
MAKEPEACE BUILDING LTD is an established and experienced local extension builder in West Wiltshire. Please contact us for a free, no obligation quo...
From £41,896
Our building services company TG Roofing and Construction was established over 10 years ago and have been helping customers throughout Wiltshire by...
From £42,152
Reliable and experienced extension builders with competitive rates and good at keeping within budget. Happy to provide examples of extension builde...
From £41,864
Turnkey Building and Project Management founded on 20 years experience in high end construction and development.
From £42,072
Relax... you have found a reliable extension builder in West Wiltshire. TJ PROFESSIONAL BUILDERS T/A is a friendly and reliable company based in We...
From £42,096
Reliable and experienced extension builders with competitive rates and good at keeping within budget. Happy to provide examples of extension builde...

In West Wiltshire, prices for dormer loft conversions range from £41,752 (Lee Jackson Roofing Ltd based in SN10) to £42,152 (Ayelle Construction Ltd based in SN10), 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 West Wiltshire. 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 North Wiltshire | £32 | £242 |
| Build A Dormer Loft Conversion near West Wiltshire | £32 | £242 |
| Build A Dormer Loft Conversion near Devizes | £32 | £242 |
| Build A Dormer Loft Conversion near Calne | £29 | £225 |
| Build A Dormer Loft Conversion near Trowbridge | £34 | £266 |
| Build A Dormer Loft Conversion near Chippenham | £34 | £258 |
| Build A Dormer Loft Conversion near Frome | £33 | £263 |
| Build A Dormer Loft Conversion near Swindon | £31 | £238 |
| Build A Dormer Loft Conversion near Thamesdown | £31 | £239 |
| Build A Dormer Loft Conversion near Stratton St Margaret | £32 | £238 |
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 - £17,458

Two storey extension - £87,937

Build a timber frame extension - £25,958

Build a swimming pool - £80,958

Single storey extension - £54,164

Side return extension - £41,030

Install an RSJ - £2,158

Outbuilding - £9,958

Build a Mansard loft conversion - £51,958

Loft conversion - £33,358

Build a kitchen extension - £41,958

Hip to gable loft conversion - £41,958

Granny annexe - £86,958

Garden office - £9,958

Convert a Garage - £15,958

Garage - £18,458

Build a flat roof extension - £21,958

Build a dormer loft conversion - £41,958

Concrete foundations - £6,208

Convert a bungalow loft - £28,958

Convert a basement - £37,030