Waterloo Regional Police are continuing their investigation into an overnight stabbing in Kitchener.

Police said emergency services attended a building on Garment Street around 2.40am for reports of a stabbing.

When the police arrived, they found a man suffering from a stab wound.

The victim, a 41-year-old man from Kitchener, was transported to an out-of-area hospital where he suffered serious injuries.

“An unknown suspect fled the scene before police arrived,” police said in a statement. “Investigators believe the suspect and victim knew each other.”

Police will remain on site throughout the day to continue their investigation.

Anyone with information is asked to call police at 519-570-9777, extension 21. 6370.