Detectives in Greenwich are investigating an arson attack on a home in Linnet Close on Thursday 7th May.
Police are seeking any witnesses who may have seen anything when at around 9.30 in the morning.
The fire is believed to have been started by use of an accelerant in the area of the front door that was ignited by means of a stick being set on fire and inserted through the letterbox.
One person was inside the upstairs of the property at the time of the incident.
He was alerted to the fire by the activation of smoke alarms.
The resident was not injured as a result of the fire.
Detective Sergeant Alex Brown of Greenwich CID said:
A man was seen in Linnet Close around the time of the incident. He was wearing a hooded a top and carrying a stick and a container.
I would like to hear from anyone who saw this person in the street, at the scene of the fire, or leaving the scene. We believe that he may have left the street through back gardens. All information that I receive will be treated in strictest confidence.
Anyone who witnessed this incident or has information concerning the identity of the suspect should call Detective Sergeant Alex Brown on 020 8 284 9543 or 101. To remain anonymous contact Crimestoppers on 0800 555 111.