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Adelphi Design & Construction Ltd
Adelphi Design & Construction Ltd is an established and experienced local extension builder in Renfrewshire. Please contact us for a free, no oblig...
"Garage" - PAISLEY, job posted 20/04/26
Glencroft Builders Ltd
Experienced extension builder ready to quote for your work. Glencroft Builders Ltd is the best extension builder in Renfrewshire. No obligation fre...
"Fully extend a room and downstairs toilet" - PA6, job posted 08/04/26
LOCHNAGAR CONSTRUCTION LTD
LOCHNAGAR CONSTRUCTION LTD is a trusted extension builder serving customers in Renfrewshire and the surrounding area. Contact us to today to get a ...
"Hip to gable loft conversion" - PAISLEY, job posted 11/11/25
SCOTWEST BUILDING SERVICES LTD
Reliable and experienced extension builders with competitive rates and good at keeping within budget. Happy to provide examples of extension builde...
"Single story extension" - PA7, job posted 15/11/23
LAKE BUILDERS LTD
LAKE BUILDERS LTD is an established extension buildering business in Renfrewshire. We come highly recommended and provide competitive quotes for yo...
£37/hr
£273/day
AutoPoint Paisley
Reliable and experienced extension builders with competitive rates and good at keeping within budget. Happy to provide examples of extension builde...
£34/hr
£260/day
Strong Point Property Maintenance Ltd
Reliable and experienced extension builders with competitive rates and good at keeping within budget. Happy to provide examples of extension builde...
Abbey Services (Scotland) Ltd
Abbey Services (Scotland) Ltd is a trusted extension builder serving customers in Renfrewshire and the surrounding area. Contact us to today to get...
"Great and reliable service, honest advice and competitive on price" - GLASGOW,reviewed 03/08/17, DAVID SMITH
£39/hr
£291/day
Glasgow Joiners
Need an Extension Builder in Renfrewshire? Glasgow Joiners has been helping local clients (20 mile radius) with their extension buildering jobs for...
£39/hr
£289/day
KFM Developments LTD
Passionate about creating special, unique property renovations.
Compare Renfrewshire extension builders rates
| Location in UK | Hourly Rate | Daily Rate |
|---|---|---|
| Extension Builders near Renfrewshire | £35 | £278 |
| Extension Builders near Johnstone | £35 | £276 |
| Extension Builders near Paisley | £34 | £259 |
| Extension Builders near Erskine | £34 | £258 |
| Extension Builders near Renfrew | £35 | £264 |
| Extension Builders near Barrhead | £35 | £255 |
| Extension Builders near Clydebank | £35 | £265 |
| Extension Builders near Dumbarton | £29 | £232 |
| Extension Builders near Greenock | £30 | £243 |
| Extension Builders near Port Glasgow | £32 | £250 |
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 - £26,112

Garden office - £10,112

Granny annexe - £87,112

Build a flat roof extension - £22,112

Convert a Garage - £16,112

Hip to gable loft conversion - £42,112

Convert a bungalow loft - £29,112

Build a dormer loft conversion - £42,112

Build a swimming pool - £81,112

Build a Mansard loft conversion - £52,112

Concrete foundations - £6,362

Underpin a building - £17,612

Two storey extension - £88,168

Convert a basement - £38,760

Side return extension - £42,760

Loft conversion - £34,800

Garage - £18,612

Single storey extension - £57,240

Outbuilding - £10,112

Install an RSJ - £2,312

Build a kitchen extension - £42,112
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