Executive Officers

Ms. Chee was promoted to Admissions Director in August 2022. Ms. Chee has overall responsibility and leadership for all admission matters of our School. She is also responsible for spearheading our after-school enrichment programs, organises visits by foreign embassy dignitaries to OFS, and leads OFS' participation in international school fairs in Singapore.

In her current role, Ms. Chee brings her knowledge, experience and passion to the forefront by providing accessible education experiences to all types of learners. She works closely with the Head of School to ensure the students develop the tools they need to be successful in life. She encourages teachers and faculty to implement innovative teaching strategies to develop engaging and interactive learning opportunities for students with varying learning styles. She also involves parents and communities within the School to ensure the needs of each student are met.

Ms. Chee sits on the Executive Board of our School and the board of directors of OFSL.

Ms. Chee obtained her ACCA qualification in 2009 and joined OFS as a management trainee. She was promoted to Student Recruitment Manager in 2014, and promoted to her current position as Admissions Director in 2022.

Mr. Lee is responsible for the overall organisation and management of the administrative matters of our Group. He works closely with the Parent Association of our School, and is also responsible for all matters relating to buildings and facilities at our School. In addition, Mr. Lee is involved in the evaluation and hiring of administrative staff and in ensuring that all operational aspects of the School are running properly. Mr. Lee meets with our Head of School and the Principals of the School on a regular basis to discuss their administrative support requirements.

Mr. Lee has been with our Group since its founding in 1991, and was promoted to his current position in 2007. He sits on the Executive Board of our School and the board of directors of OFSL.

Mr. Lee is a Singapore Civil Defence Force certified Senior Fire Safety Manager.

Ms. Rusly provides leadership to the Finance Department of Overseas Family School, and oversees the finance, accounting and financial administration matters for the School. She has been with the Group since 2013, when she joined as our Financial Controller. Erny was promoted to her current position of Finance Director on 1 July 2024 and was concurrently appointed a director of OFSL as well as a member of the School's Executive Board.

Ms. Rusly has more than 25 years of finance and accounting experience. Prior to joining our School, she held the leadership position of Group Financial Controller of Hanwell Holdings Ltd (now known as PSC Corporation Ltd.) where she oversaw the group's accounting and finance functions, including treasury and tax.

A Bachelor of Commerce (Accounting & Finance) graduate from Murdoch University, Ms. Rusly was also conferred her Master of Business Administration from Nanyang Technological University in 2001. She has been a Chartered Accountant of Singapore since 2012 and a Certified Practising Accountant of Australia since 2000.

Mrs. McConville oversees all academic matters of our School, since her appointment as Head of School in 2022. She joined OFS in 2015 and has held various appointments including High School Principal. As Chairperson of our Academic Board and Examination Board of our school, Mrs. McConville ensures constant communication and collaboration between our various departments.

Prior to joining our School, Mrs. McConville taught in the United Kingdom becoming Head of the School of Law in a leading sixth-form college and has also taught in the Munich International School, Germany.

Mrs. McConville graduated from Nottingham Trent University, United Kingdom with an LLB in Law 2001 and a Masters in International Business Law in 2004. She obtained her Postgraduate Certificate in Education from the University of Central Lancashire, UK in 2007. Mrs. McConville is currently pursuing a Doctorate in Education with the University of Bath.

Mr. Ashton provides academic leadership and oversees the overall management and administration of the High School. He joined our School in August 2014 and held various positions prior to the appointment to his current position in August 2023.

He is a member of our Academic Board and a member of the Executive Board of our school. Prior to joining our School, Mr. Ashton taught in Canada, Kuwait, and Dubai, before moving to Singapore.

Mr. Ashton graduated with a Bachelor of Commerce from McMaster University, Canada in 1994 and then received a Bachelor of Science in Education from Medaille College, US in 2004. In addition, he has been a member of the Ontario College of Teachers since March 2004.

Ms. Mares provides academic leadership and oversees the overall management and administration of the Middle School. She joined our school in August 2005 and held various positions before she was appointed to her current position in January 2023.

She is a member of our Academic Board and a member of the Executive Board of our School. Prior to joining our School, Ms. Mares taught in several schools in India and the USA.

Ms. Mares graduated with a Master's degree in Teaching English as a Second Language from the University of Washington, USA in 1995. She has been involved in teaching, educational administration and curriculum development since 1988.

Ms. Liew provides academic leadership and oversees the administration and all academic matters of the Elementary School. She first joined our School in August 2003 and has held various academic and leadership appointments, including the position of Elementary School Deputy Principal from August 2014 to December 2019, before her current appointment as Elementary School Principal in January 2020.

She is a member of our Academic Board and a member of the Executive Board of our School. Prior to joining our School, Ms. Liew taught in the Melbourne Catholic Education system in Victoria, Australia.

Ms. Liew graduated from the Australian Catholic University with a Bachelor of Teaching and Bachelor of Arts in 1998.

Ms. Ngo provides academic leadership and oversees the administration and all academic matters of the Kindergarten, including school planning and curriculum planning. She joined our School in August 1997 and has held various leadership, curriculum and administration appointments, including the positions of Kindergarten Deputy Principal from August 2004 to July 2015 and IB PYP Coordinator from August 2005 to July 2012, before her current appointment in August 2015.

She is a member of our Academic Board and a member of the Executive Board of our School. Prior to joining our School, Ms. Ngo taught in the Brisbane Catholic Education system in Queensland, Australia.

Ms. Ngo graduated from the Australian Catholic University with a Bachelor of Teaching in 1991 and obtained a Bachelor of Educational Studies from the University of Queensland, Australia in 1996.