Mr Bradley McAllister

Assistant Principal

Mr Gavan Martyn

Teaching & School Operations Coordinator

Ms Wendy Rowan

Religious Education Coordinator

Mr Bradley Humbles

Pastoral Care Coordinator Jnr




(Yrs 7, 8, 9)

Mrs Jessica Bulger

Pastoral Care Coordinator Snr




(Yrs 10, 11, 12)

Mrs Lorraine Ramchandra

Students & Their Learning Coordinator

Mrs Carol Griffin

WH&S / Human Resources School Support Officer

Mrs Sherie Avalos

Executive Assistant, Senior School Support Officer and Office Manager


Ms Karen Young

BSc, Dip Ed, Cert A RE, MaEd

Karen Young BSc, Dip Ed, Cert A RE, MaEd began teaching in 1977 as a Mathematics & Science teacher with the Department of Education at Liverpool Girl’s High School before moving to Papua New Guinea for 10 years teaching in Madang as Lecturer at the University Centre, Coordinator of the College of External Studies and Principal of Madang International Correspondence High School. Returning from PNG in 1988, she worked at Bass Hill High School and Condell Park High school before taking up a position at Mount Saint Joseph Girls College where she held positions of Year and House Coordinator, Curriculum Coordinator and Acting Assistant Principal. She was appointed as Assistant Principal to Nagle Girls High School Blacktown and then founding Assistant Principal of Magdalene Catholic High School Narellan. Prior her appointment to Principal of John Therry Catholic High School in 2008, she was Principal of St John The Evangelist Catholic High School Nowra 2000-2007.