
Introduction This article highlights the key considerations when undertaking a basement extension project in London, from appointing an architect to designing the spaces and gaining planning consents. Basement spaces can be well-suited for informal family and entertaining rooms, such as a cinema, playroom, or a guest bedroom. Basements also work well for wellness spaces, including…

Are basements worth the investment? This article discusses basement costs in London. As a headline summary, basement costs in London start at around £6,000 per square metre plus VAT. Basements require a significant investment in both time and cost, and they often cause significant disruption. However, the limitations on above-ground extensions in many conservation areas…