Marc St-Laurent was last seen in late May 2012 outside the Provigo grocery store located at 53 Place Quévillon in Lebel-sur-Quévillon.
On July 26, 2012, the vehicle used by the victim, a white 2012 GMC Sierra, was found in a snowmobile trail in the Lebel-sur-Quévillon sector. Today, Marc St-Laurent remains unaccounted for. The investigation surrounding his disappearance shows that he may have been the victim of a homicide.
Any information that could help solve this crime can be communicated to the Sûreté du Québec's Centrale de l’information criminelle at 1 800 659-4264.