Police are investigating after a suspicious factory fire broke out at a car paint business in Carrum Downs overnight.
Emergency services were called to the large fire on Brett Drive about 2.10am on Wednesday.
Victoria Police said no one was inside the premises at the time.
Police have been told three offenders fled the scene in a dark-coloured Jeep utility.
Investigators are working to determine the circumstances surrounding the fire.
Anyone who witnessed the incident, has CCTV, dashcam footage or other information should contact Crime Stoppers on 1800 333 000 or submit a confidential report online.
