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Australian College of Studies

Meet Our Team

ACOS is built on passion for learning, diversity and providing the highest standard of education in Australia.

ACOS' Chief Executive Officer

Dr Lionel Chang

Our leadership draws on the academic and medical expertise of Dr Lionel Chang, [MB BS FRACS], a specialist plastic surgeon and the managing director of ACOS. With over 30 years experience in the Australian healthcare industry, Dr Chang’s esteemed reputation and extensive experience in the public and private health system further demonstrates ACOS' commitment to create the finest learning environment in vocational teaching, program delivery and practical training.

Roula Christodoulides

Roula Christodoulides

General Manager (Operations)

Roohi Rehman

Roohi Rehman

CRICOS and Training Manager

Reginald Mangilit

Reginald Mangilit

Business Analyst ICT

Christelle Espinosa

Christelle Espinosa

Office Manager/Student Support Officer

Shiarrah Gayle Menguin

Shiarrah Gayle Menguin

Advertising Specialist/Student Support Officer

Owen Chang

Owen Chang

Data Analyst

Irshad Cader

Irshad Cader

Trainer & Assessor

Leadership and Management & Business

Deepak Garg

Deepak Garg

Trainer & Assessor

Disability & Individual Support

Mark Byron

Mark Byron

Trainer & Assessor

Ageing Support

Zinnatun Nesa

Zinnatun Nesa

Trainer & Assessor

Community Services

Sabina Harrouk

Sabina Harrouk

Trainer & Assessor

Community Services & Early Childhood Education and Care

Nazia Begum

Nazia Begum

Trainer & Assessor

Community Services & Mental Health

Ehteshamul Hoque

Ehteshamul Hoque

Trainer & Assessor

Hospitality, Event and Hospitality Management

Pooja Jaidka

Pooja Jaidka

Trainer & Assessor

Early Childhood Education and Care

Education Agents And International Representatives

In-House Agents

To assist prospective students study with ACOS, we have established a network of agents to help keep students up to date about our latest information regarding enrolment, visas and concerns when studying abroad.