The 41-year-old, who spends weekends in Sebastopol and works in South Morang during the week, last made contact with a family member by phone on November 5.

On the phone call he said he would be heading to Geelong the next day.

Police have released an image of David in the hope someone recognises him and can provide information regarding his current whereabouts.

Anyone with information about David is urged to call Ballarat Police Station on 5336 6090.