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Enterprise Services Group

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Release date and time
22/12/2025 11:35am AEDT
Elizabeth Williamson

Elizabeth Williamson*, Deputy Australian Statistician, Chief Operating Officer, Chief Audit Executive and Chief Risk Officer

Elizabeth Williamson is the Acting Deputy Australian Statistician and Chief Operating Officer at the Australian Bureau of Statistics.

Elizabeth joined the ABS in May 2022 from the Treasury, where she spent much of her career in roles across various economic, fiscal, international and regulatory policy areas, as well as her most recent role as the Chief Operating Officer. Liz has also worked as a Senior Executive in Prime Minister and Cabinet, in the Department of Finance and as a senior ministerial adviser to a former federal Treasurer. She holds a Masters in Government and Commercial Law from the Australian National University and a Bachelor of Commerce and Bachelor of Arts (Hons) from the University of Western Australia.

 

Corporate Services Division

Siobhan Campbell

Siobhan Campbell*, General Manager

Siobhan Campbell is the Acting General Manager of our Corporate Services Division.

Program Managers

  • David Hayes*, Finance and Procurement Branch (Chief Finance Officer)
  • Andrew Forsyth*, People Services Branch (Chief People Officer)
  • Beth Amos*, Communications Branch
  • Caragh Cassoni*, Enterprise Management Branch (Chief Information Governance Officer)
  • Deborah Miliszewski, Legal Services and Integrity Branch
     

Technology and Security Division

Adam Rumbold*, General Manager, Chief Information Officer and Chief Security Officer

Adam Rumbold is the Acting General Manager of our Technology and Security Division.

Program Managers

  • Ray Pedrina*, Platforms and Operations Branch
  • Robert Lapsley*, Strategic Projects Branch
  • Justin Coates*, Security and Information Assurance Branch (Chief Information Security Officer)
  • Adam Rumbold, Strategy, Planning and Architecture Branch (Chief Technology Officer)
  • Stuart Girvan, BDTI IT Delivery Branch
  • Kelly Boetcher*, Data Acquisition Modernisation Branch
  • Jessica Seebach, Applications Branch

*Individual is acting, temporary or contractor in this role