On Thursday, police announced the missing person case of Wade Cameron Dunn (40) had become a homicide investigation.
A property on Alexander Drive became a key police focus as forensic officers searched for clues into Mr Dunn’s disappearance.
Officers spent a significant amount of time at the local residence from Thursday onwards last week.
Mr Dunn was last seen at his Ballajura home three weeks ago.
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READ NOWPolice described Mr Dunn as 172cm tall, with medium build, brown hair, green eyes and fair skin.
He was last seen wearing blue jeans, a white hooded jumper and white runners with red stripes.
Anyone with information is urged to contact Crime Stoppers on 1800 333 000.