About Organisational structure
Page last updated:24 September 2025
Geoscience Australia
Chief Executive Officer
Melissa Harris PSM
Office of the Chief Scientist
Chief Scientist
Dr Steve Hill
Minerals, Energy and Groundwater Division
Chief of Division
Dr Andrew Heap
Basin Systems
Dr David Robinson
Mineral Systems
Marina Costelloe
Advice, Investment Attraction and Analysis
Mitchell Bouma*
Resourcing Australia's Prosperity
Kristina Anastasi*
Space Division
Chief of Division
Alison Rose
Digital Earth
Leyla Alpaslan
Positioning Australia
Dr Martine Woolf
Satellite Land Imaging Collection
Dr David Hudson
SouthPAN
Myra Sefton
Place and Communities Division
Chief of Division
Maree Wilson
Oceans, Reefs, Coasts and the Antarctic
Dr Jodie Smith
National Location Information
Lisa Bush
Community Safety
Dr John Dawson
Corporate Division
Chief of Division
Trent Rawlings
Enterprise Data and Digital
Simon Edmondson*
Enabling Services
Charlie Middleton
Organisational Investment
Mike Olive
Organisational Transformation Office
Chief Transformation Officer
Clive Rossiter #
* Denotes acting arrangement
# Denotes temporary position