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Ontario High School

Home of the Jaguars

Discipline

Professional headshot of a man with glasses and a long gray beard, wearing a navy suit, white dress shirt, and red tie against a gray studio background.



The Discipline office strives to provide a safe and positive educational environment for all students and staff.  Through progressive discipline practices, this office is committed to supporting the well-being of all students and building relationships to promote student success. Additionally, this office supports and works collaboratively with the special education department to ensure students have access to appropriate support services to ensure their success.  

 

Mr. Martin Telles
Assistant Principal of Discipline
(909) 988-7411 Ext 2030 

Email: martin.telles@cjuhsd.net

 

Mrs. Jenny Sunderland
Discipline Secretary
(909) 988-7411 Ext 2031

Email: jenny.sunderland@cjuhsd.net