Mark G. Johnson – BComm, FCA, CPA, FAICD

Non-Executive Chair

Mark was appointed a director and Chairman of the Board of Directors on 1 January 2016. He is currently a Director of Westfield Corporation, Coca-Cola Amatil Limited and the Hospitals Contribution Fund of Australia (HCF).

He served as CEO and Asian Deputy Chair of PwC for 4 years and retired in July 2012 after more than 30 years of service. Prior to becoming CEO, he held a number of leadership positions in PwC Australia. In these roles he served on a number of global firm committees. 

Mark is a director of a number of private organisations and his current community appointments include The Smith Family, St Aloysius College Council Inc. (and its Foundation) and the Advisory Council to the UNSW Australia School of Business.

Previously, he was a director of HSBC Bank Australia, member of the Australian Auditing and Assurance Standards Board, a member of the Business Council of Australia and was Deputy Chair of the Finance and Reporting Committee of the Australian Institute of Company Directors.

Mark is a member of the Audit and Risk Management and People and Culture Committees.


Gary Carroll

Managing Director/Chief Executive Officer


Gary joined the Group as CFO in July 2016 and became CEO and Managing Director in January 2017. He has extensive senior leadership experience in both financial and operational roles covering various industries.

He holds Bachelor of Commerce (Honours) and Bachelor of Law (Honours) degrees and is a Certified Practicing Accountant.


Brian Bailison – B.Com., B.Acc (Cum Laude), ACA

Non-Executive Director

Brian Bailison

Brian has over 20 years’ experience in finance, corporate finance and operations from senior executive roles in listed and unlisted businesses in South Africa and Australia, including with Rand Merchant Bank (investment banking), the Ivany Investment Group (diversified investment group) and PAYCE Consolidated (diversified property development group).

Brian holds Bachelor of Commerce and Bachelor of Accounting (Cum Laude) degrees from the University of Witwatersrand and is a member of the Institute of Chartered Accountants of Australia.

Brian is Chairman of G8 Education’s Audit and Risk Management Committee and member of the Nomination Committee. 


Susan Forrester – BA, LLB(Hons) EMBA, FAICD

Non-Executive Director

Susan is an accomplished, professional company chair and director with a background in law and business management.

She held executive management roles in professional services firms for more than 20 years.  Susan’s expertise at the board table encompasses strategy and governance within fast growing companies, complex integrations and business transformations.

Susan’s current portfolio encompasses 4 ASX listed companies including National Veterinary Care Ltd (ASX:NVL), Over the Wire (ASX:OTW) and Zenith IP Ltd (ASX:XIP) as well as UnitingCare Qld and South Bank Corporation.

Susan holds qualifications of Bachelor of Arts (Japanese), Bachelor of Laws (hons) and an Executive Master of Business Administration from Melbourne Business School.  She is a Fellow of the Australian Institute of Company Directors.

Susan is Chair of G8 Education’s People and Culture Committee and member of the Nomination Committee.


David Foster – B.App.Sci, MBA, GAICD, SFFin

Non-Executive Director

David Foster was appointed by the Board as a non-executive director on 1 February 2016. David has had an extensive career in financial services spanning over 25 years.

For a five year period from 2008, David Foster was chief executive officer of Suncorp Bank, Australia’s fifth largest listed bank and the country’s only “A+” rated regional bank. This period included recovery from the global financial crisis and taking the bank to a position where it subsequently achieved an S&P rating upgrade to A+ and was recognised as the Australian Banking & Finance Financial Institution of the Year in 2012 and 2013.

David holds qualifications of Bachelor of Applied Science, Master of Business Administration and is a Senior Fellow of FINSIA and Graduate of the Australian Institute of Company Directors.

David currently serves as a non-executive director on the Boards of Thorn Group Limited (ASX:TGA), Kina Securities Limited (ASX:KSL), Genworth Mortgage Insurance Australia Limited (ASX:GMA) and is Chair of Motorcycle Holdings Limited (ASX:MTO).

David is a member of G8 Education’s Audit and Risk Management Committee and Chair of the Nomination Committee.


Professor Julie Cogin

Non-Executive Director

Julie is the Director of the Australian Graduate School of Management (AGSM) and Deputy Dean at the University of New South Wales Business School.

Prior to her current appointment, Julie has held numerous senior leadership appointments at the university including Deputy Dean Engagement, Head of School (Management) and Associate Dean Education.

Julie is a recognised thought leader in high performing workplaces, leadership and corporate culture, having authored several books and published in the world’s top academic journals. As an educator, Julie has received national and international teaching awards and spoken publically about disruption in education extensively.

Julie has over 25 years’ experience leading education & consulting engagements for many leading companies throughout Australia, Asia and in the USA. In 2016 Julie was named as one of Australia’s 100 women of influence for her work to address the gender leadership imbalance.

Julie has a PhD in Organisational Psychology, Master of Education, Bachelor of Business and is a graduate of the Australian Institute of Company Directors. 


Margaret Zabel

Non-Executive Director

Margaret is a specialist in customer centred business transformation, brand strategy, innovation, digital communications, customer experience and change leadership.   She has 20 years senior executive experience working across major companies and brands in FMCG, food, technology and communications industries including multinationals, ASX 100 and not-for-profits.

Her previous roles include National Marketing Director of Lion Nathan, VP Marketing for McDonald’s Australia and CEO and Board Director of The Communications Council.  Margaret has also served as a non-executive board director for mental health charity R U OK? for 5 years.

Margaret is a graduate of the Australian Institute of Company Directors, holds an MBA from INSEAD, France and a Bachelor in Mathematics from the University of Waterloo, Canada.