Eight fire engines and around 60 firefighters tackled a fire in a house converted into flats on Felsham Road in Putney.
A ground floor flat was gutted by fire. Half of a first floor flat was also damaged by the blaze. There are no reports of any injuries.
The Brigade was called at 2310 and the fire was under control by 0140. Fire crews from Wandsworth, Fulham, Chelsea, Hammersmith, Battersea, Richmond, Tooting and Heston fire stations were at the scene. The cause of the fire is under investigation.