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BUILDMARK BUILDERS
Relax... you have found a reliable extension builder in St Blaise. BUILDMARK BUILDERS is a friendly and reliable company based in St Blaise who con...
"Single storey extension" - ST AUSTELL, job posted 03/08/25
SANDSTONE BUILDERS T/A
SANDSTONE BUILDERS T/A is a trusted extension builder serving customers in St Blaise and the surrounding area. Contact us to today to get a competi...
£41/hr
£261/day
DAVEY CONSTRUCTION LTD
Need an Extension Builder in St Blaise? DAVEY CONSTRUCTION LTD has been helping local clients (20 mile radius) with their extension buildering jobs...
£33/hr
£223/day
HAM & PEARCE CONSTRUCTION LTD
HAM & PEARCE CONSTRUCTION LTD is a trusted extension builder serving customers in St Blaise and the surrounding area. Contact us to today to get a ...
£38/hr
£230/day
Aston Construction Project Management
Aston Construction Project Management is a trusted extension builder serving customers in St Blaise and the surrounding area. Contact us to today t...
£41/hr
£263/day
Refresh Renovations Cornwall
We are a part of the award-winning Refresh Renovation franchise network.Whether you want a simple bathroom remodel, or a large double storey extens...
£41/hr
£261/day
Refresh Renovations Cornwall
Reliable and experienced extension builders with competitive rates and good at keeping within budget. Happy to provide examples of extension builde...
£42/hr
£263/day
Paul Clarke Architectural Builders
Need an Extension Builder in St Blaise? Paul Clarke Architectural Builders has been helping local clients (20 mile radius) with their extension bui...
£41/hr
£258/day
Probuild(cornwall) ltd
Probuild was set up as a platform to service clients with High End affordable quality Construction & project Management with solid advice & accurat...
£43/hr
£276/day
Burton Construction
We are specialist in All aspects of Masonry & General Building Works. We also offer a Design and Build service to suit your requirements.At Burton ...
Compare St Blaise extension builders rates
| Location in UK | Hourly Rate | Daily Rate |
|---|---|---|
| Extension Builders near St Austell | £38 | £245 |
| Extension Builders near Truro | £31 | £206 |
| Extension Builders near Newquay | £32 | £230 |
| Extension Builders near Falmouth | £33 | £220 |
| Extension Builders near Plymouth | £30 | £230 |
| Extension Builders near Camborne | £28 | £196 |
Job estimates from extension builders near you
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.

Build a timber frame extension - £26,008

Garden office - £10,008

Granny annexe - £87,008

Build a flat roof extension - £22,008

Convert a Garage - £16,008

Hip to gable loft conversion - £42,008

Convert a bungalow loft - £29,008

Build a dormer loft conversion - £42,008

Build a swimming pool - £81,008

Build a Mansard loft conversion - £52,008

Concrete foundations - £6,258

Underpin a building - £17,508

Two storey extension - £88,012

Convert a basement - £37,590

Side return extension - £41,590

Loft conversion - £33,825

Garage - £18,508

Single storey extension - £55,160

Outbuilding - £10,008

Install an RSJ - £2,208

Build a kitchen extension - £42,008
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