ACT Policing has released the security camera footage of the incident at the Goldcurves brothel in Fyshwick which occurred on Tuesday, May 8.
About 1.10am police were called to the brothel after an original report of a fire at the location.
Police have spoken to a number of witnesses who state they saw a person throw two flaming bottle at the front door, causing the front of the building to catch alight. The person then fled in the direction of Newcastle Street.
Members of the public who may have been in the vicinity of Newcastle Street around 1.10am or who can identify the man in the CCTV footage, should contact Crime Stoppers on 1800 333 000.