Four fire engines and 21 firefighters and officers were called to a fire at a shop and flats in Chigwell Road, Woodford Green this morning.
Part of a storeroom in the ground floor shop was damaged by fire.
Three people left the shop before the arrival of the Brigade. Another 10 people were evacuated from an adjoining shop and five adults and two children were evacuated from first floor flats.
There were no reports of any injuries.
The Brigade was called at 0656 and the fire was under control at 0900. Fire crews from Woodford, Hainault, Chingford and Walthamstow fire stations attended the scene.
The cause of the fire is currently unknown.