Waterloo Regional Police are now classifying the suspicious death of a woman in Kitchener's Bridgeport area as a homicide.

The woman's body was found along a riverbank in a park near Tyson Drive on Friday at around 7:30 a.m.

Police on Sunday identified her as Mary Anne May, 55, of Kitchener. 

"Police are now focused on determining her last known whereabouts and contacts," police said in a release. "Witnesses may have observed vehicles or persons along Tyson Drive in the early morning hours of Friday, September 20." 

Police are not disclosing the cause of her death in order to "protect the integrity of the investigation," they said.

Anyone with information related to the case is urged to call police (519) 650-8500 ext. 8642 or Crime Stoppers at (1-800) 222-8477.