A minimalist charred-wood extension, a garden studio wrapped in green terrazzo and an origami-inspired annexe are in the running to be crowned London's best home improvement of 2021. More
Hertfordshire studio Michael Collins Architects has added a boxy, two-storey copper and charred larch extension to a terraced house alongside a railway station in south London. More
Satish Jassal Architects has remodelled a four-storey Victorian house in north London and added an oak-framed extension at the rear. More
Alexander Owen Architecture has added a marble-clad extension and garden room to this Victorian mid-terrace in East Dulwich, London, to accommodate a home office and a well-stocked bar. More
Architecture studio DeDraft has remodelled a terraced house in east London, adding a kitchen extension clad in green aluminium panels that connects the interior with the garden. More
Proctor & Shaw has completed an L-shaped extension with angular glazing that connects a terraced house in southwest London to its leafy garden. More
London studio Bureau de Change has used different varieties of terrazzo to create a richly textured interior for a remodelled family home. More
Minimal white living spaces lie behind the blackened timber facade of this extension that Studio Hallett Ike has added to a Victorian flat in north London. More
Rider Stirland Architects has remodelled the interiors of a Victorian terraced house in south London by adding a small rear extension clad in blackened wood and London stock bricks. More
A fake Disneyland mountain informed this playful revamp of a family house in south London by architecture studio CAN. More
Dominic McKenzie Architects has overhauled a Victorian house in north London, adding an extension with a zigzagging outline, bronze exterior and maple wood interior. More
UK architecture studio Fraher & Findlay has renovated and extended a house in south London that was designed following architect Walter Segal's self-build methods. More
A staircase punctured with rectangle-shaped holes is the focal point of this two-storey extension Grey Griffiths Architects has added to a workers' cottage in west London. More
Architecture studio Morris + Company has designed an extension for the self-built home of Walter Segal in north London that is "a direct homage" to the architect's body of work. More
Architecture practice Fraher & Findlay has renovated and extended a home in east London, adding a small courtyard that offers glimpses of old and new parts of the property. More
A half-arch window in this east London home extension by Yellow Cloud Studio offers glimpses of the older parts of the property. More
Szczepaniak Astridge has added a rooftop extension to Leaf House, a terrace in south London for architectural photographer Edmund Sumner and writer Yuki Sumner. More
Architecture studio Alma-nac has extended and added a second grey-brick skin to a 1950s property in Brockley, south London to create a contemporary family home. More
Will Gamble Architects has updated a house in west London with an extension modelled on a Japanese tea house. More
Oliver Leech Architects has extended a house in south London, adding a kitchen that pairs natural wood and brick with a muted colour palette. More