An amazing contemporary double storey rear extension. We love the light render and the light grey windows. The ground floors extension has huge sliding doors which bring in so much light. We love the large sliding doors on the first floor onto the Juliet balcony too. Image source The Home Hub Group.

We design and build all types of luxurious house extensions in London, including side return, rear extension, and wrap around. Proficiency is based in the city of London, having multiple projects across North and South London. See 3D drawings and plans of your new home extension done by our RIBA Chartered architect.

At Thames Valley Windows we are proud of the work that we do. Click here to see some of our Double Storey Extension, Windows and Doors and Modern Orangery, Guildford projects

We fully transformed the layout of this Twickenham property by building a rear and side double storey extension, including a garage conversion

The owners have taken a small dated bungalow and added on a double storey, turning it into an impressive family home. We love the combination of the white render and the cladding. The large glass door is the most amazing feature and allows so much light into this home. Amazing double storey extension by @behind_the_glass_door on Instagram.