Transform your home in a way
that you will love.

Good Design & Build are a leading specialist of kitchen and loft extension in London with a great passion for Victorian and 1930’s homes. We specialise in 100% bespoke loft conversion and kitchen extension projects across all of London.

We’re committed to delighting our clients, as much with our approach as with our solutions. Our values run through every aspect of what we do – from the moment you commission us, to the moment we hand over the keys.

Bespoke Home Extensions in London

Good Design and Build is one of London’s best kitchen, house extension, wrap around extension, rear extension, side infill extensions specialist builders.

Whether you are looking for an all-new house extension, a two-storey rear home extension, a side return house extension, a standard house extension or even a full apartment refurbishment, we can help you every step of the way. We draw up extension designs based on your specifications and ensure that our work is fully compliant with building regulations and council planning.

We are a close team of expert qualified tradespeople, consisting of architects, structural engineers and builders. We are passionate about delivering a premium service to our customers and are really proud of our positive customer feedback.

Services Provided

Architectural Design, Architectural Drawings, Basement Conversion, Basement Design, Building Conservation, Building Design, Drafting, Eco Homes, Floor Plans, Garage Design, Greenhouse Design & Installation, Home Renovation, House Extensions, House Plans, House Restoration, Kitchen Design, Loft Conversion, Project Management, Site Planning, Space Planning, Sustainable Design, Custom Build Homes, Green Building, Kitchen Renovation, New Home Construction, Garden Office Pods, Garden Rooms

How we deliver projects

Our process is simple and divided into two distinct phases with separate contracts: Design and Build. As a client, you only commit to one phase at a time depending on what stage of the process you are in. Each phase consists of three stages as described below.

Client satisfaction

Design crafted around your

We make sure that our solution is based on a thorough understanding of what you want. We explore fresh and innovative ways to transform your property into your home.

  • We work with surveyors, structural engineers and party wall
    surveyors as required.
  • We offer full project management from planning to completion
  • We design to completely transform your day-to-day living experience


We are in your neighbourhood

Finest Materials

Built to your specification

Being design-led, we plan in detail how best to realise what you seek. Be that to maximise natural light, or to seamlessly integrate your outdoor and indoor spaces.

We take full responsibility for all that we and our partners do. We will treat your project and your home as if they were our own. We understand that you are placing your confidence in us and we take pride in completing all our work to the highest possible standard.

What our clients say

Fall in love with living again

Get in touch for free initial consultation and advice on all aspects of your dream project.


Contact us today