Coarse concrete walls contrast transparent glazing in this extension designed by Paul Archer Design to create a light-filled kitchen and dining room for a north London house. More
This zinc-clad mews house in London by Paul Archer Design looks like a two-storey home from the front, but actually contains four storeys inside (+ slideshow). More
This London house extension for a gallery director features a large round window inspired by circular voids that appear in the works of sculptor Barbara Hepworth and abstract painter Ben Nicholson (+ slideshow). More
A glossy black marble wall divides the glass facade of this extension to a 19th-century townhouse in north London by local architecture office Paul Archer Design (+ slideshow). More
This house in western England by London studio Paul Archer Design features a mirrored facade that slides across to cover the windows (+ slideshow). More