A plywood box hosts the kitchen and staircase in this minimal maisonette in Islington, which has been reconfigured and extended by local architect Larissa Johnston. More about Larissa Johnston arranges minimal London home around plywood box
Inbetween Architecture's founder John Liu added this gabled extension to his home in suburban Melbourne, creating a new entrance that leads straight through to a garden at the rear. More about Gabled extension improves connection between Melbourne house and its mature garden
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 about Paul Archer uses board-marked concrete and glass for London house extension
Slats of larch dress this angular addition to a Victorian property in Dalston, which was built for a young family and is shortlisted in 2017's Don't Move, Improve! competition for best London house extension. More about Pamphilon Architects' larch-clad extension echoes butterfly roof of east London terrace
Canadian firm Naturehumaine has renovated and extended a 1920s residential building in Montreal, adding a white-clad upper level to the old brick structure. More about Naturehumaine upgrades Montreal residences with new brickwork and a white roof extension
Californian firm AJ-A has extended an adobe brick residence from the 1940s, contrasting the rustic material with pared-down finishes and minimalist geometry. More about AJ-A gives Palo Alto home extension an all-white exterior
Black zinc cladding and a sinuous staircase feature in the renovation and expansion of an urban masonry building by New York studio Young Projects. More about Young Projects extends brick townhouse in Brooklyn with metal-clad addition
Architecture for London has created a pair of contrasting extensions for adjoining houses in east London, using pale brick for one and dark slate for the other. More about Architecture for London builds one house extension in slate and another in brick
One wall of this petite extension to a Lisbon apartment by RCJV Arquitectos is made entirely from glass – providing its owners with views of the courtyard gardens below. More about Lisbon flat extension features huge window facing the garden
Warc Studio has reinterpreted the typical lean-to extensions of many Melbourne houses with this timber and glass addition to a home in the city's Oakleigh suburb. More about Timber fins shade asymmetric glazed gable added to Melbourne home by Warc Studio
Studio 1 Architects has added a brick extension with a large window to the rear of this Victorian house in London, creating a light-filled seating area lined in white-washed ash slats. More about Brick house extension by Studio 1 features garden-facing window seat
AR Design Studio has extended a 1970s house in Hampshire, England, with two glass-fronted volumes featuring huge windows. More about AR Design Studio adds glazed extensions to 1970s house in southern England
American firm Carney Logan Burke has extended a house in Jackson Hole, Wyoming, to provide its residents with a workspace that boasts sweeping views. More about Carney Logan Burke uses rammed earth to build home-office extension
Stepped skylights twist up to a peak at one side of this extension designed by Nick Bell Design for the rear of a Sydney residence. More about Concertina rooflight illuminates Sydney house extension by Nick Bell Design
Scenario Architecture has added a wooden extension with a jagged sedum-covered roof and a large window to the rear of an east London house. More about Scenario Architecture covers London house extension in larch and sedum
Lipton Plant Architects created this glazed extension for a house in north London to offer residents views between its various levels and out to the garden. More about Lipton Plant Architects adds double-height glazed extension to London house
A yellow and white colour scheme finishes this London house extension by Nimtim Architects, which is shortlisted in 2017's Don't Move, Improve! competition. More about Nimtim creates sunny London house extension to adapt to young couple's changing needs
The 24 homes shortlisted for this year's Don't Move, Improve! awards have just been revealed, so we've updated our London house extensions board. New additions include a playful renovation of a 1960s council house and a home that pairs concrete with blue paintwork. Follow Dezeen on Pinterest ›
More about Dezeen's updated Pinterest board features London's best house extensions
Featuring curved corners and ribbed details, this extension to a Seville house was designed by local architects Studio Wet to create a large living room and kitchen adjoining the garden. More about Studio Wet adds curved extension with ribbed details to 1950s house in Seville
UberRaum Architects has added a stepped wooden extension to this mountainside house in Germany's Black Forest, offering its residents views of the surrounding trees and valley. More about UberRaum Architects staggers Cloud Cuckoo House to offer views of Rhine Valley