Kitchen Extension & Expansion Specialists London

Adding a bespoke kitchen extension is one of the most transformative home improvement projects, creating a spacious and light-filled hub at the heart of your property. Home Renovation Services London specializes in designing and building tailored kitchen extension services in London, turning cramped layouts into expansive, open-plan kitchen-diners. Our experienced team manages every aspect of the project, including initial survey drawings, planning applications, structural steel calculations, foundation works, and premium kitchen fitting. We focus on enhancing spatial functionality and maximizing natural light, ensuring that your newly extended kitchen is perfectly integrated with your lifestyle.

From sleek side returns and rear extensions to large wrap-around designs, we customize the expansion to fit your property's boundaries and layout requirements. In every kitchen extension project, we coordinate closely with architects, structural engineers, and building control inspectors to secure necessary approvals, ensuring that every load-bearing knock-through is fully certified and structurally sound.

What Our Kitchen Extension Covers

• Bespoke architectural layout planning and kitchen-diner zoning design
• Structural engineering calculations and steel RSJ beam specification
• Excavation, groundwork, drainage modifications, and concrete slab pouring
• External bricklaying, blockwork, cavity wall insulation, and brick matching
• Flat or pitched roof construction, leadwork, and high-performance weathering
• Integration of sky lanterns, rooflights, and structural glass elements
• High-performance underfloor heating installation and liquid floor screeding
• First-fix electrical wiring for kitchen islands, appliances, and LED lighting layouts
• First-fix plumbing for sinks, dishwashers, washing machines, and American fridge-freezers
• Load-bearing wall removals, structural steel frame installation, and knock-throughs
• Plasterboarding, acoustic insulation, and professional plaster skim coat finishing
• Custom kitchen cabinet fitting, stone worktop installation, tiling, and second-fix electrics

Erecting a premium kitchen extension involves a specialized series of construction stages, starting with site mobilization, structural shoring, and foundation excavation. Because a kitchen extension typically relocates the main cooking and washing hubs, early stages often prioritize matching the external brickwork facade and redirecting underground drainage runs to accommodate the new layout. Once concrete foundations are poured and cured, our builders typically install structural steel frame systems to safely span the broad openings required for wide bi-fold doors and open-plan kitchen-diners.

After the structural shell is made weather-tight, first-fix electrical and plumbing works are coordinated to prepare for the specific kitchen design layout. This phase typically includes routing dedicated electrical circuits for high-power cooking appliances, installing island water feeds, and laying down underfloor heating insulation. Once the ceiling lanterns are sealed and internal walls are skimmed with plaster, our kitchen fitters typically install custom cabinetry, template premium quartz or stone worktops, connect integrated appliances, and complete the tiling and flooring before final building control sign-off.

Our Kitchen Extension Process

Frequently asked questions