A former teacher at Holy Cross Catholic Secondary School in St. Catharines is facing charges following a lengthy investigation by Niagara Regional Police.
65 year old Hans Eduard Unruh of St. Catharines is charged with Sexual Assault and Sexual Exploitation stemming from incidents alleged to have occurred between January of 2011 and January 2012.
Police say the alleged incidents, involving a female student occurred while the suspect was a teacher at the school.
Unruh has been employed as a teacher for 25 years.
Detectives believe there may be additional victims and are asking them to come forward.
Unruh attended a bail hearing today.
Anyone with further information is asked to contact the Sexual Assault Unit at (905) 688-4111 ext 5100.