The 56-year-old cybersecurity expert disappeared from his home on August 20 and hasn’t contacted family since.

Police have since charged two men with his torture and are scouring multiple crime scenes including a property in Bli Bli on the Sunshine Coast.

Today detectives have released vision of three “vehicles of interest” including a black 2010 BMW X3 with Queensland registration 802NX4, a black 2011 Ford Ranger utility with false Queensland registration 257LX8 and a silver 2007 Mitsubishi Outlander wagon with Queensland registration 385KU2.

Anyone who has seen the vehicles or has relevant footage or dashcam of the vehicles in the Brisbane, Ipswich, Yarraman, Blackbutt and Sunshine Coast areas between Thursday August 21 and Tuesday August 26 is urged to contact police.

Anthony Perrett, 38, and Billy Howard, 26, have been remanded in custody, charged with torture.

Anyone with information as to Burow’s whereabouts is urged to contact police.