Extension Builders in Rosyth
Find extension builders covering Rosyth, Dunfermline, Inverkeithing and surrounding areas. Local and Dunfermline-based extension builders who serve the KY11 area for house extensions, conversions, structural alterations, and new builds.
Free directory of extension builders in Rosyth and Rosyth & West Fife for house extensions, conversions, structural alterations, and new builds. No sign-up, no fees — contact Rosyth extension builders directly.
Extension Builders Listed in Rosyth
- ATT Building and Roofing Services Ltd — Home extensions and roofing1. (Rosyth)
- Renovate and Build — Full-service house extensions from single storey to wrap-around designs, loft conversions, garage conversions, with in-h. (Rosyth)
Areas Covered by Rosyth Extension Builders
- Rosyth — postcodes: KY11
- Inverkeithing & Dalgety Bay — postcodes: KY11
- North Queensferry — postcodes: KY11
Frequently Asked Questions — Extension Builders in Rosyth
Do I need a building warrant for an extension in Rosyth?
Yes — almost all extensions in Scotland require a building warrant from your local council. This is separate from planning permission. Your builder should handle the building warrant application, working with a structural engineer for drawings and calculations.
How much does a house extension cost in Rosyth?
A single-storey rear extension typically costs £1,200–£1,800 per square metre; two-storey £1,000–£1,500 per sqm. A typical 4m × 5m single-storey extension might cost £25,000–£45,000 all-in. Always get at least 3 detailed quotes.
Is Rosyth covered by Dunfermline extension builders?
Yes — Rosyth is close to Dunfermline and most Dunfermline-based extension builders cover Rosyth, Inverkeithing as standard.
What qualifications should an extension builder in Rosyth have?
Your builder should carry public liability insurance (at least £2 million), employer's liability if they have staff, and provide references. FMB or NHBC membership is a good sign. They should manage building warrants, structural engineers, and building control inspections.
How do I compare quotes from Rosyth extension builders?
Get at least 3 written quotes and compare: specification of foundations, blockwork, roof, windows, and finishes; building warrant inclusion; structural engineer's fees; payment schedule; timeline; and defects liability period.