Seneca Coll-Leslie Seneca Coll-Leslie Institution Profile Name:Seneca Coll-Leslie President/CEO:Pat Hall Address:1255 Sheppard Avenue East City:North York State: ON Phone:(416) 491-5050 Control Type:Public Key Contacts You must be a member to view this information. Related Campuses Community College Finder Credit Enrollment Student Characteristics Gender Race/Ethnicity