Four fire engines and 21 firefighters and officers were called to a fire at a wine shop with flats above in Royal Parade, Kew.
Half of the shop on the ground floor was damaged by the fire. There were no reports of any injuries.
The Brigade was called at 0750 and the fire was under control at 0927. Fire crews from Richmond, Chiswick, Acton and Heston fire stations attended the scene.
The cause of the fire is under investigation.