The Sarnia Police Service is renewing pleas for information regarding the whereabouts of Trevor Chaput.
Sunday, July 6 marks three years since he was last seen or heard from.
Police said despite exhaustive search efforts he has not been located.
The 33-year-old is described as 5'6" tall, weighing around 160 pounds with a thin build.
"Our thoughts are with the family and friends of Trevor and we are asking anyone with information to please come forward," Sarnia police said in a social media post.
In the fall of 2022, Sarnia-Lambton Crime Stoppers doubled its reward for information about Chaput's disappearance.
Anyone with information is asked to contact police at 519-344-8861 or Sarnia-Lambton Crime Stoppers at 1-800-222-8477.