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M&C JOINERS
Mark Munro
We aim to provide quality workmanship on every job that will exceed your expectations. Our quotes are reasonable and competitive and we guarantee t...
"Garage" - FK5, job posted 15/10/26
CAMS Construction
Relax... you have found a reliable extension builder in Grangemouth. CAMS Construction is a friendly and reliable company based in Grangemouth who ...
"Loft conversion" - FK2, job posted 03/09/26
Good Foundations
Relax... you have found a reliable extension builder in Grangemouth. Good Foundations is a friendly and reliable company based in Grangemouth who c...
"Single storey extension. Looking at brick vs timber frame costs." - FALKIRK, job posted 12/09/25
Robert Watt Builders
Robert Watt Builders is an established and experienced local extension builder in Grangemouth. Please contact us for a free, no obligation quote an...
COMPLETE BUILDING SERVICES
Trusted and professional extension builder in Grangemouth. Experienced in all extension buildering work and keeping within budget and on quote. COM...
DW Builders
DW Builders is an established and experienced local extension builder in Grangemouth. Please contact us for a free, no obligation quote and competi...
RHM BUILDERS
RHM BUILDERS are here to help customers who need an Extension Builder in Grangemouth. We offer a competitive rate to complete all your extension bu...
Keyworks (Scotland) Ltd
Reliable and experienced extension builders with competitive rates and good at keeping within budget. Happy to provide examples of extension builde...
JLC BUILDERS
JLC BUILDERS are here to help customers who need an Extension Builder in Grangemouth. We offer a competitive rate to complete all your extension bu...
DAVID J BELL BUILDER
DAVID J BELL BUILDER are here to help customers who need an Extension Builder in Grangemouth. We offer a competitive rate to complete all your exte...
£37/hr
£268/day
D & G
Need an Extension Builder in Grangemouth? D & G has been helping local clients (20 mile radius) with their extension buildering jobs for many years...
£30/hr
£205/day
SMITH CONSTRUCTION (SCOTLAND)
SMITH CONSTRUCTION (SCOTLAND) is an established extension buildering business in Grangemouth. We come highly recommended and provide competitive q...
£18/hr
£130/day
CALEDONIA ROOFING LTD
Thomas Templeman
Reliable and professional leaving a great job
Compare Grangemouth extension builders rates
| Location in UK | Hourly Rate | Daily Rate |
|---|---|---|
| Extension Builders near Grangemouth | £32 | £238 |
| Extension Builders near Falkirk | £31 | £228 |
| Extension Builders near Bo'ness | £33 | £241 |
| Extension Builders near Alloa | £33 | £229 |
| Extension Builders near Bathgate | £28 | £214 |
| Extension Builders near West Lothian | £33 | £242 |
| Extension Builders near Dunfermline | £46 | £285 |
| Extension Builders near Broxburn | £34 | £252 |
| Extension Builders near Cumbernauld | £31 | £234 |
| Extension Builders near Livingston | £34 | £256 |
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 - £25,880

Garden office - £9,880

Granny annexe - £86,880

Build a flat roof extension - £21,880

Convert a Garage - £15,880

Hip to gable loft conversion - £41,880

Convert a bungalow loft - £28,880

Build a dormer loft conversion - £41,880

Build a swimming pool - £80,880

Build a Mansard loft conversion - £51,880

Concrete foundations - £6,130

Underpin a building - £17,380

Two storey extension - £87,820

Convert a basement - £36,150

Side return extension - £40,150

Loft conversion - £32,625

Garage - £18,380

Single storey extension - £52,600

Outbuilding - £9,880

Install an RSJ - £2,080

Build a kitchen extension - £41,880
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