St Catharines Male Arrested in Sexual Assault Investigation
On Saturday, July 4, 2026, Niagara Regional Police Service (NRPS) 1 District (St. Catharines/Thorold) uniform officers responded to a sexual assault call for service in the City of St Catharines.
The Child Abuse Unit (CAU) took carriage of the investigation and subsequently identified a suspect. On Thursday, July 9, 2026, 23-year-old Michael SILVESTER-PROULX of St Catharines was arrested and charged with the following criminal offences:
- Sexual Assault
- Sexual Interference
- Expose Genitals to a Person Under 16 Years of Age
- Assault
- Fail to Comply with Probation
SILVESTER-PROULX remains in custody and is scheduled to attend a bail hearing on Friday, July 10, 2026, at the Robert S. K. Welch Courthouse, located at 59 Church Street in St Catharines.
Anyone with information related to this incident is asked to contact the Niagara Regional Police Service at (905)688-4111, option 3, extension 1009783.
Members of the community who wish to provide information anonymously can contact Crime Stoppers of Niagara online or by calling 1-800-222-8477(TIPS). Crime Stoppers offers cash rewards to people who contact the program with information which leads to an arrest.
NRPS Incident #2026-82691