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TR1 Construction Ltd is a one-stop solution for all your extension buildering needs. Establish over 10 years ago and covering 20 miles around Gerra...
Relax... you have found a reliable extension builder in Gerrans. BUILDMARK BUILDERS is a friendly and reliable company based in Gerrans who conside...
Experienced extension builder ready to quote for your work. KEAST CONSTRUCTION LTD is the best extension builder in Gerrans. No obligation free quo...
From £51,632
J C MITCHELL BUILDERS LTD is a trusted extension builder serving customers in Gerrans and the surrounding area. Contact us to today to get a compet...
From £51,816
Rock Construction is a trusted extension builder serving customers in Gerrans and the surrounding area. Contact us to today to get a competitive qu...
From £51,808
Need to find an Extension Builder near you for all your extension buildering work?
Pendragon Builders Ltd provides a local, trusted extensi...
From £51,960
Pendragon Builders is a Cornwall-based business with over 40 years of experience specializing in end-to-end building solutions. We specialise in e...
From £51,672
A Collins Building Contractor is a trusted extension builder serving customers in Gerrans and the surrounding area. Contact us to today to get a co...
From £51,632
Gerrans, TR2
Relax... you have found a reliable extension builder in Gerrans. KC DESIGN AND BUILD is a friendly and reliable company based in Gerrans who consid...

Mansard loft conversions range from the cheapest installation of £51,544 (KEAST CONSTRUCTION LTD based in TR1) to the dearest of around £51,960 (Pendragon Builders Ltd based in PL26).
While these estimates give you a good idea how much you'll pay for a mansard loft conversion, the only way to get an accurate price is to get real quotes from real builders.
Get quotes to install a mansard loft conversion in Gerrans by posting a job with HaMuch and we'll send it to extension builders in Gerrans.
| Location in UK | Hourly Rate | Daily Rate |
|---|---|---|
| Build A Mansard Loft Conversion near Truro | £31 | £206 |
| Build A Mansard Loft Conversion near Falmouth | £33 | £220 |
| Build A Mansard Loft Conversion near St Austell | £38 | £245 |
| Build A Mansard Loft Conversion near Newquay | £32 | £230 |
| Build A Mansard Loft Conversion near Camborne | £28 | £196 |
| Build A Mansard Loft Conversion 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 - £17,216

Two storey extension - £87,575

Build a timber frame extension - £25,716

Build a swimming pool - £80,716

Single storey extension - £49,329

Side return extension - £38,310

Install an RSJ - £1,916

Outbuilding - £9,716

Build a Mansard loft conversion - £51,716

Loft conversion - £31,092

Build a kitchen extension - £41,716

Hip to gable loft conversion - £41,716

Granny annexe - £86,716

Garden office - £9,716

Convert a Garage - £15,716

Garage - £18,216

Build a flat roof extension - £21,716

Build a dormer loft conversion - £41,716

Concrete foundations - £5,966

Convert a bungalow loft - £28,716

Convert a basement - £34,310