Extension Builders in Lanark
Find extension builders covering Lanark, Carluke, Lesmahagow, Biggar and surrounding areas. Local and East Kilbride-based extension builders who serve the ML11 area for house extensions, conversions, structural alterations, and new builds.
Free directory of extension builders in Lanark and Lanark & Clydesdale for house extensions, conversions, structural alterations, and new builds. No sign-up, no fees — contact Lanark extension builders directly.
Extension Builders Listed in Lanark
- Builders Edinburgh — Expert renovations, extensions, and new home development in Broxburn and the Lothians1. (Larkhall)
- Sawmill Contracts — House extensions, renovations, conversions, design, build, and decorating with 10+ years expertise in Broxburn2. (Larkhall)
Areas Covered by Lanark Extension Builders
- Lanark — postcodes: ML11
- New Lanark — postcodes: ML11
- Carstairs & Carnwath — postcodes: ML11
Frequently Asked Questions — Extension Builders in Lanark
Do I need a building warrant for an extension in Lanark?
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 Lanark?
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.
Will East Kilbride extension builders come to Lanark?
Yes — Lanark is close to East Kilbride and most East Kilbride-based extension builders cover Lanark, Carluke, Lesmahagow, Biggar as standard.
What qualifications should an extension builder in Lanark 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 Lanark 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.