loft conversions in Biggin Hill

Benchmark Building & Joinery limited is a fully insured, established company with over 50 years experience in building and carpentry. Based in Westerham, Kent we specialise in new builds, exte…

For over 50 years Add-A-Room has built value-adding loft conversions for homeowners in Bromley Sevenoaks and wider Kent. Find out more about what we do here.