Bureau de Change Architects gave this north London house extension a pleated ceiling to create the illusion it has been squashed onto the rear of the brick terraced property (+ 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 artists' home in Dalston has been updated with a yellow-framed kitchen extension in the back garden and a traditional glass and timber "shopfront". More
A concrete floor merges with seating inside and outside this rusted steel and glass extension to a Victorian-style house in west London, designed by local architecture studio McLaren Excell (+ slideshow). More
Strips of black-stained timber give a charred appearance to this extension to a north-west London flat, designed by Fraher Architects to create a bigger kitchen for a client who loves to cook (+ slideshow). More
Slate-grey bricks applied in zigzagging rows give the walls of this London house extension a faceted texture that contrasts the smooth, pale yellow brickwork of the original property (+ slideshow). More
A sliver of glazing stretches all the way up from the ground to the roof of this extension to a west London house, which is named The Lantern in reference to the way it glows at night (+ slideshow). More
This London house extension features a red brick exterior thought to look like a profile of a fox and a multi-hued interior that references Adolf Loos' Modernist houses of the 1920s (+ slideshow). More
The sloping roofline of an old extension to a London residence is surrounded by the pale brickwork of its replacement, designed by local studio Tsuruta Architects (+ slideshow). More
Slender batons of untreated larch cover two extensions erected in the garden of this semi-detached home in London, as part of a refurbishment and remodelling by architecture studio Haptic (+ slideshow). More
This extension to a Victorian house in London features a decorative wooden ceiling, exposed brickwork and a dining space that opens out to a garden filled with bushy plants (+ slideshow). More
Gold-coloured tiles cover the walls of this extension to a school in London by architecture studio Hayhurst and Co, while its roofline stretches up to meet the gable end of an adjacent Victorian building (+ slideshow). More
Forming a new end to a 1960s housing estate in London, this timber-framed house extension was designed to look contemporary but also to match the aesthetic of the original block (+ slideshow). More
Architects Tom and James Teatum have reshuffled the upper-floor layout of two houses in west London to create a pair of double-fronted flats – one spread across the second floor and another squeezed beneath the newly extended rafters (+ slideshow). More
Architecture studio Sevil Peach has overhauled a house once owned by Victorian painter and illustrator Frederick Barnard to create an artist's residence boasting period features and a patio-side bathtub. More
Architecture studio Lipton Plant has turned a small space at the side of a Victorian house in north London into the glazed entrance for a basement extension focused around an oak staircase (+ slideshow). More
Hexagonal slate tiles cover this extension to a west London home designed by architects Christian Ducker and Tyeth Gundry to create a bright and spacious new kitchen (+ slideshow). More
This rust-coloured copper home extension by British studio Poulsom Middlehurst sits above the red-brick walls and clay-tiled roof of a Victorian terrace in east London. More
A large window wraps around one corner of this brickwork extension to a Victorian house in London by local office Cousins and Cousins (+ slideshow). More
The upper storey of this brick extension to a mid-century home in north London by Lipton Plant Architects projects over the entrance to form a porch (+ slideshow). More