Extensions and conversions in London, UK

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Trusted builders

Here is a selection of reliable builders experienced in converting properties and building extensions located across the United Kingdom. If you're looking for local builders near to you, please enter your location into the form field above to refine your search. Find out what to look for when choosing a builder and how to ensure your building project is a success in our Ultimate guides. 

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At the FMB, we connect clients with quality, local builders they can trust.

Master Builders are committed to high standards and their membership of the FMB must be earned. Members have to pass a professional vetting and independent inspection process before joining to ensure they meet the high standards expected of a Master Builder company. 

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