HWP Design & Build is a trusted design and build company based in East Molesey, serving Elmbridge, Surrey and surrounding South West London areas. With over 30 years of industry experience, we deliver fixed-price house extensions, loft conversions, renovations and refurbishment projects, with support for planning, building regulations and project management. We manage each project from concept to completion with quality workmanship, clear communication and a focus on sustainable building methods.