Elements Build SW Ltd is an established and experienced local extension builder in Mitchell. Please contact us for a free, no obligation quote and ...
From £87,832
HANDLEY BUILDERS is an established and experienced local extension builder in Mitchell. Please contact us for a free, no obligation quote and compe...
From £87,448
Relax... you have found a reliable extension builder in Mitchell. KC DESIGN AND BUILD is a friendly and reliable company based in Mitchell who cons...
From £87,508
A Collins Building Contractor is a trusted extension builder serving customers in Mitchell and the surrounding area. Contact us to today to get a c...
From £87,556
Reliable and experienced extension builders with competitive rates and good at keeping within budget. Happy to provide examples of extension builde...
From £87,556
From start to finish, your project will be undertaken by one of the family, providing the utmost care and quality of workmanship. We’ll work with...

Costs range from £87,448 (KC DESIGN AND BUILD based in TR2) to £87,916 (MYSA based in TR7), but these are just estimates. The best way to compare costs is to get real quotes from real builders.
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| Location in UK | Hourly Rate | Daily Rate |
|---|---|---|
| Two Storey Extension near Newquay | £32 | £230 |
| Two Storey Extension near Truro | £31 | £206 |
| Two Storey Extension near St Austell | £38 | £245 |
| Two Storey Extension near Camborne | £28 | £196 |
| Two Storey Extension near Falmouth | £33 | £220 |
| Two Storey Extension near St Ives, Cornwall | £27 | £188 |
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 - £17,276

Two storey extension - £87,664

Build a timber frame extension - £25,776

Build a swimming pool - £80,776

Single storey extension - £50,520

Side return extension - £38,980

Install an RSJ - £1,976

Outbuilding - £9,776

Build a Mansard loft conversion - £51,776

Loft conversion - £31,650

Build a kitchen extension - £41,776

Hip to gable loft conversion - £41,776

Granny annexe - £86,776

Garden office - £9,776

Convert a Garage - £15,776

Garage - £18,276

Build a flat roof extension - £21,776

Build a dormer loft conversion - £41,776

Concrete foundations - £6,026

Convert a bungalow loft - £28,776

Convert a basement - £34,980