Proficiency Design & Build specialises in renovations, extensions, basement and loft conversions in homes across London and the Home Counties.

With offices in Finchley and Battersea we cover the whole capital and no matter whether you are looking to extend or refine, build up, down, out, or tear it down and start again, we have the design and build team to support you throughout the whole process.

Proficiency is a construction company in London that helps to build loft and extensions around London. We also Renovate houses. At Proficiency we offer two package design and build and only build. Which ever option you would like our team Builders London can help you. As a building company London we are member of Federation Of Master Builders and considerate construction scheme.