Phil Searle
Searle Construction are here to help customers who need an Extension Builder in TR18. We offer a competitive rate to complete all your extension b...
From £28,500
We are a family run Construction Company based in Penzance. We employ over 10 skilled local trade professionals with 2 apprentices as well. Residen...

Comparing extension builders estimates for Loft conversion gives you an idea of who will be better value but the best way to compare costs is to get actual quotes.
What to do - Get rates and quotes for the cost of a loft conversion in TR18 by posting your job to extension builders in TR18.
| Location in UK | Hourly Rate | Daily Rate |
|---|---|---|
| Loft Conversion near St Ives, Cornwall | £27 | £188 |
| Loft Conversion near Camborne | £28 | £196 |
| Loft Conversion near Falmouth | £33 | £220 |
| Loft Conversion near Truro | £31 | £206 |
| Loft Conversion near Newquay | £32 | £230 |
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 - £17,052

Two storey extension - £87,328

Build a timber frame extension - £25,552

Build a swimming pool - £80,552

Single storey extension - £46,040

Side return extension - £36,460

Install an RSJ - £1,752

Outbuilding - £9,552

Build a Mansard loft conversion - £51,552

Loft conversion - £29,550

Build a kitchen extension - £41,552

Hip to gable loft conversion - £41,552

Granny annexe - £86,552

Garden office - £9,552

Convert a Garage - £15,552

Garage - £18,052

Build a flat roof extension - £21,552

Build a dormer loft conversion - £41,552

Concrete foundations - £5,802

Convert a bungalow loft - £28,552

Convert a basement - £32,460