Four fire engines and 25 firefighters were called to a fire in the basement of an office building on Clerkenwell Close in Clerkenwell.
A boiler cupboard was damaged in the fire but thankfully there were no reports of any injuries.
The Brigade was called at 1431 and the fire was under control at 1544. Crews from Shoreditch, Islington, Kentish Town and Euston fire stations attended the incident. The cause of the fire is under investigation.