Flint Building Solutions  builds high-quality house extensions across North and Central London. Whether you need a single storey rear extension, a double storey side extension or a wraparound extension, our team delivers from planning through to completion.

We handle the full build process — structural engineering, foundations, steelwork, brickwork, roofing, internal fit-out, plastering, electrics and plumbing. Many of our extensions include open-plan kitchen-diners, bi-fold doors, skylights and underfloor heating to create bright, modern living spaces.

Our extension services include:
• Single storey rear extensions
• Double storey extensions
• Side return extensions
• Wraparound extensions
• Garage conversions
• Structural alterations and internal remodelling

We work closely with architects and structural engineers to ensure every extension meets building regulations and planning requirements. Our projects are fully managed, with regular updates and a clear timeline from start to finish.

Contact us today for a free site visit and no-obligation quote.