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School Executive Team

Adam Wollins

Director of ICT

Joining Hills Grammar in July 2023, Adam has over 20 years of experience in the education sector including Schools, TAFEs, Universities, and the NSW Department of Education. He has a proven track record in the effective creation, development and leadership of high performing, ICT Transformational and Operational Support teams.

David Hamper

Deputy Principal/Head of Senior School

Joining Hills Grammar in May 2022 David brought 25 years of experience to the School. He has held a number of senior roles in diverse independent schools across Sydney with portfolios including teaching and learning, wellbeing, innovation, staff development, human resources and school operations.

Lily Ng

Director of Business Services

After 18 months of remarkable success at Hills Grammar, Lily has firmly established herself as an integral part of the School.  In February 2022, Lily took on the role of Director of Business Services at Hills Grammar, and it's safe to say that she has seamlessly integrated into the School community, considering it her second home. Lily's commitment and dedication to achieving exceptional outcomes are evident as she continues to grow alongside both staff and students.

Karen Yager

Principal

A progressive and creative leader, Karen brings more than 26 years’ experience to our School, most recently as Deputy Headmaster K-12 at Knox Grammar. Her work in the education and academic world has been recognised with numerous awards, including the NSW Professional Teachers Council Award for Outstanding Service to Education in 2019.

With an emphasis on developing each student’s unique strengths, agency and voice, Mrs Yager will continue to nurture, grow and inspire our Hills Originals to achieve their potential for greatness.

Claire Napoli

Director of Advancement and Engagement

As the Director of Advancement and Engagement, Claire’s role encompasses internal and external communications, enrolments, branding, school events, community relations, alumni, archiving and reception.

She has a Degree in Business and over 20 years’ marketing and business development experience. She started her career in Public Relations and Event Management, before moving into marketing and business development roles in the professional services sector, particularly corporate law firms.

Christine Furner

Director of Professional Learning

The role of Director of Professional Learning Pre K-12 is focused on ensuring that all staff are professionally challenged and supported to develop in expertise as they grow in alignment with our School's vision and mission, thereby enabling them to further enrich our learning community.

Yass Sidaros

Director of Co-curricular Programs

Yass has spent over 16 years at Hills Grammar, which has enabled him to see what works for one student may be different for another.

Prior to joining Hills Grammar he was a senior curriculum advisor for the Department of Education and Training. During this time he wrote educational resources, presented professional learning workshops to teachers around NSW and supported schools with curriculum implementation.

Geoff Gates

Director of Learning and Teaching

As the Director of Learning and Teaching Pre K to 12, Geoff works closely with the Heads of ECEC, Junior School and Senior School, to ensure a high quality curriculum is in place across the School.  He also works closely with both curriculum leaders and teachers on projects such as Cultures of Thinking and Deep Learning, where the aim is to develop innovative, 21st century approaches to learning and teaching.

Sarah Black

Head of Junior School

Sarah is a specialist in inclusive education and has worked Pre K to 12 since joining the staff of Hills Grammar in 2010.  Prior to this, she worked in a range of settings, including educational consultancy, as a positive behaviour support specialist and as a leader of professional development across arrange of key areas. Sarah believes strongly in the importance of building genuine and meaningful connections with students, families, staff and the wider community and understands the importance of the individual in the Pre K-12  journey.