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Board Members


David Morris

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David is a graduate of the Australian Institute of Company Directors. He is a National Board Director of the Housing Industry Association. David has been Director on a number of boards in the not-for-profit and education sectors including the Fahan School, the Hutchins School (including as Chair) and Red Cross (Tasmania).

David is a Director of the Tasmanian law firm Simmons Wolfhagen and is Team Leader of the Local Government, Planning & Development group.


Kathleen Brient

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Kathleen has over 30 years’ experience as a senior manager and executive-level leader with the now named Services Australia, a department of the Commonwealth Government.

Kathleen has worked her entire career in the services sector and believes that supporting disadvantaged people to improve their autonomy, quality of life and community participation is an important reflection of a civilised society.

Kathleen brings high-level expertise in project and change management, strategic and business planning, stakeholder engagement, human resources, public sector management and corporate governance. She is currently the Chair of Possability’s Governance Committee and serves as Chair of the Board for Epilepsy Tasmania.


Matthew Greskie

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Matthew is highly skilled in general management, finance, project and contract management, risk management and asset/infrastructure management. He is CEO at Dulverton Waste Management, Director of NAMS Canada, Trustee of the Public Works Engineering Foundation and, until recently, was Chair of the Institute of Public Works Engineering Australasia (IPWEA). Matthew has also recently been appointed to the Ministerial Advisory Group for waste and resource recovery. 


Dr. Craig White

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Craig brings 30 years’ experience working in senior roles in public hospital and health system leadership, management and policy across posts as a major hospital CEO, State Chief Health Officer and Chief Medical Officer. Past roles have included Council membership of the National Health and Medical Research Council (NHMRC), membership of the inaugural Victorian Ministerial Advisory Council on LGBTIQ+ Health and leading the development of Australia’s first policy and decision-making national framework for bloodspot screening of newborns.

After gaining qualifications in medicine from the University of Melbourne, Craig completed a Masters Degree in Business Management at Swinburne University, specialising in leadership and organisational dynamics. He is a graduate of the Australian Institute of Company Directors and continues to serve on a number of not-for-profit boards.


Pam White

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Pam’s experience in senior management and leadership in the Victorian Public Service spans over 30 years. For two years she spearheaded the State Services Authority (now the Victorian Public Sector Commission) as CEO.

Awarded the Public Service Medal in 2012 for her contribution to improving support for vulnerable children and emergency management recovery services, Pam is a graduate of the Australian Institute of Company Directors and currently sits on several boards in education, health and community sectors.


Sue Ham

B(SocWk), GradCertPubSecMgt, GAICD
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Sue brings invaluable expertise in human service delivery, human centred design, public policy and corporate governance from a range of senior executive roles spanning 30 years in the public and not-for-profit sectors. She is passionate about public policy that contributes to innovative and quality services that deliver real outcomes for people.

Sue served as Chief Executive Officer for Colony 47 Incorporated and as a member of the Senior Executive Service at the National Disability Insurance Agency, including Tasmanian State Manager. She worked for the Commonwealth Department of Families, Housing, Community Services and Indigenous Affairs in Canberra where her focus was on closing the gap, disaster recovery and the National Partnership Agreement for remote Indigenous Housing.

Sue was President of the Tasmanian Council of Social Service, Vice President of the Australian Council of Social Service and President of Tagari Lia Community Living and Nexus Inc. Sue continues to serve on a number of not-for-profit boards.


Jan Snell

NZRN, BHlthSc(Nursing), MHlthSc, FAICD, PSM
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Jan combines her strategic and leadership expertise with her drive to create positive change for people and their communities. She has had a long and distinguished career in the Victorian Public Service, holding a number of senior executive positions, more recently Deputy Secretary, North Division, at the Department Health and Human Services.

Jan was awarded an Emergency Services medal in 2009 for managing the recovery effort after the Black Saturday fires and a Public Service Medal in 2015 in recognition of her work delivering services to rural communities and Indigenous Australian children and families.

Jan is a Fellow Australian Institute Company Directors and also serves as Director on the boards for Haven, Home, Safe and the Bendigo Art Gallery.


Mark Valena

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Mark has held a number of leadership roles in the insurance and health sectors, serving as director, CEO and executive. He is particularly interested in supporting Possability as a for-purpose organisation and making a positive difference in the community.

For 13 years Mark served as CEO of GMHBA Limited, a top 10 health insurer and regional health care provider. Major features of his leadership focussed on revitalising the organisation’s purpose, strategy, scale and culture. In this role, he also contributed to shaping the sector through directorships across hospital contracting, technology and peak advocacy bodies.

Mark brings a wealth of experience in strategy development, mergers and acquisitions, capital and financial management and risk management. He has a deep understanding of what makes an organisation successful and how to leverage technology, systems and processes in ways that support its people and culture.


Taryn Rulton

FCA, FCPA, BSc (hons) AccFinEc, EMPA, GAICD
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Taryn Rulton is the Chief Commercial Officer at La Trobe University, building on a successful career as a CFO in the public health, justice, and education sectors. She has an extensive background in financial governance, management, capital projects and strategy and serves on several boards in the not-for-profit sector. Taryn believes strongly in the need to support all members of the community in exercising choice over their lives.

Taryn has a strong interest in using the right information to inform strategic decision making for both funding/capital decisions and to empower people working in front line services. She believes that a robust and well-functioning financial system supports greater equity and choice through enabling individuals to exercise their rights.

Taryn brings experience in applying appropriate commercial practices in the context of not-for-profit priorities and requirements to maximise value for the community and in leading organisations through change.