More sexual assault charges have been laid against a Guelph high school high teacher.
49-year-old Brian Hathway was arrested Monday after officers launched an investigation surrounding sexual offences involving a minor.
Guelph police announced late Friday afternoon that additional victims have come forward and the incidents now go all the way back to 2009.
The Upper Grand District School Board confirmed Hathway has taught at College Heights Secondary School since 2003.
Hathway now faces three counts of sexual assault among other charges.
Anyone with information relating to this investigation or any new information can contact D/Cst. Pronovost at the Guelph Police Service at 519-824-1212 extension # 7203. Anonymous tips can be left at CRIME STOPPERS 1-800-222-TIPS (8477).