Police are seeking public assistance to help locate missing Doncaster East man Stephen Lang.
The 48-year-old is active on social media but friends says they have lost touch with him in recent days and hold concerns for his well-being.
Stephen is believed to be driving a black 2008 Ford Territory wagon registered PVS 713.
He is described as 180cm tall, slim build, brown hair with tattoos on right upper arm and chest.
Investigators have released images of Stephen in the hope someone recognises him and can provide information regarding his current whereabouts.
Anyone with information about Stephen is asked to contact Sunbury Police Station on 9744 8111.