Air tightness, continuous insulation, high performance glazing, mechanical ventilation with heat recovery and air source heat pumps are all standard options on every Design Build London project. We model the result so you know the difference before you commit.

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Architectural Design

Where every project begins

Concept, planning and feasibility, tailored to your home, budget and life. Architectural design is the starting point of every Design Build London project.

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Building Regulations Drawings

Detail. Drawn. Coordinated.

Detailed drawings, structural calculations and contractor packs that make site work fast, accurate and risk free.

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Kitchen and Side Extensions

Bigger, brighter, better-organised homes

Single storey, side return, wrap around and rear extensions across London. The most popular way to unlock real space in a typical city home.

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Let's talk about your project.

Book a free, no-obligation site visit. We will give you a clear next step, a transparent cost plan, and an honest answer about whether your project is right for us.