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George Siokos

George Siokos was a founding Partner and Executive Chairman of EDN. He has been involved in organisational development consulting in Australia and internationally for over thirty years. He specialises in organisational change and development with a primary focus on the…

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Christo Patsan

Christo has over 30 years in the professional services field, the last 20 of which, he has been specialising in assisting clients develop and maintain sustainable improvements in safety performance. Specialising in the oil & gas and mining industries, these…

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Bill Gissane

Bill has spent more than 30 years’ as a senior manager, engineer and consultant before joining EDN in 2001. His leadership experience in heavy industry is extensive and includes long-term appointments with BHP Steel, where he was involved in steel…

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George Vahlis

One of the founding partners of EDN, George Vahlis has led major change programs for organisations throughout the world. He has worked extensively with major multinational companies in all areas of organisational development, with particular emphasis on strategic planning, cultural…

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Peter Karounos

Peter Karounos is a consultant in the area of organisational psychology. Peter brings over 10 years experience and expertise in providing solutions that maximise individual, team and organisational performance, and strong academic background in organisational psychology and human factors. Peter…

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Jason Vidovich

Jason is an experienced Organisational Development (OD) consultant with over 15 years’ experience working within the disciplines of OD, Human Resources and Learning and Development. He has consulted in this discipline throughout Australia and extensively across all corners of the…

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John Jenkins

John has over 40 years’ experience in management and the management consulting industry. He has consulted widely in both the public and private sectors in Australia and overseas. He holds tertiary qualifications in Engineering and Human Resource Development and has…

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Helen Katruk

Helen has worked as a training professional for 28 years in both the Public and Private sectors, locally in Adelaide and South Australia. Work assignments have also taken her around Australia and internationally. Her passion is assisting individuals and teams…

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Jason Hartwell

A passionate Health & Safety Professional with over 10 years’ experience in HSE management training. Highly resourceful and able to develop and implement safety strategies and business plans to promote safety in the workplace and manage loss prevention through risk…

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