Leadership Team

Senior Leadership Team
John Coles
John Coles
Headmaster at Haileybury Astana
BA in Geography, University of Wales, 1995. Master of Education in Educational Leadership, University of Buckingham, 2015. PGCE in Geography, University of East Anglia, 1998. QTS
Lianne Dominguez
Lianne Dominguez
Senior School Deputy Head
Bachelor of Elementary Education, Centro Escolar University. Master of Education in International Education, Endicott College, 2017. Certificate of International School Leadership from the Principal's Training Center. Certificate of International School Counselling from the Counselor's Training Center.
Liam Stewart
Liam Stewart
Head of Junior School
Bachelor of Arts with honours in Drama, University of Lancaster, 2007. PGCE programme in Primary Education with Qualified Teacher Status, Sheffield Hallam University, 2014. MBA in Educational Leadership (Distinction) from University College London (2022).
Thomas Hill
Thomas Hill
Head of Senior School
Bachelor of Arts in English and Physical Education and Sports Science, Loughborough University, 1997. Master of Arts in Educational Leadership and Management (with merit), University of Warwick, 2014. PGCE in University of Hull, 1998.
Emma Gricmanis
Emma Gricmanis
Deputy Head of Junior School
BA in Primary Initial Teacher Education, University of Worcester, UK, 2005. Fellow of the Chartered College of Teaching, UK, 2024
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