Four people from Kitchener are facing charges as the result of a drug investigation.
Regional police carried out a search warrant at an address in the area of Westwood Drive and Glasgow Street on Thursday.
They say they seized suspected fentanyl and heroin, along with cash and other drug-related property.
All four people face charges of possession of a controlled substance for the purpose of trafficking.
They were not identified.
Police are asking anyone with information to contact them.