Twelve fire engines and around 80 firefighters were called to a fire at a block of flats on Harry Zeital Way in Hackney.
The balcony from the ground to the fifth floor was destroyed by the fire and part of a three room flat on the fifth floor was damaged. Part of the roof of the building was also damaged. Firefighters wearing breathing apparatus led one woman to safety from the first floor. There are no reports of any injuries at this stage.
The Brigade's 999 Control Officers took 70 calls to the fire.
The Brigade was called at 2239 and the fire was under control by 0137 (Tuesday 17) but firefighters will remain on scene into the morning. Fire crews from Stoke Newington, Homerton, Bethnal Green, Islington, Holloway, Shoreditch and surrounding fire stations were at the scene.
The cause of the fire is under investigation by the Brigade and the Metropolitan Police Service.