Around 75 firefighters were called to a fire at a derelict warehouse on Kingsbridge Crescent in Southall.
Firefighters remained at the scene throughout the night dampening down the area. About half of the ground floor and half of the first floor and roof were damaged by the fire. Firefighters worked extremely hard to prevent the fire from spreading to nearby buildings.
The Brigade was called at 1935 and the fire was under control at 0039. Fire crews from Southall, Northolt, Ealing, Hillingdon, Hayes, Heston, Barnet, Acton, Wembley and Beckenham attended the scene.
The cause of the fire is under investigation.