Our people

IBAC Commissioner

IBAC’s Commissioner is an independent officer of Parliament and is responsible for our strategic leadership.

The Honourable Robert Redlich QC commenced a five year term as IBAC Commissioner on 1 January 2018.

Justice Redlich has an impressive legal history, having been a judge of the Supreme Court of Victoria for 15 years, including 11 years as a Victorian Court of Appeal Judge. He was previously a member of the Victorian Bar for some 30 years and served for a period as Chairman of the Victorian Bar Council.

A proud Victorian and Honours graduate of Melbourne University, Justice Redlich’s significant achievements in legal practice were recognised with his appointment as Queen’s Counsel in 1984.

Justice Redlich brings extensive direct experience to IBAC, including the investigation of corrupt practices both within the public service and the police. This includes both successfully prosecuting and defending cases involving corrupt practices.

Chief Executive Officer

IBAC CEO Alistair Maclean

Our Chief Executive Officer is responsible for the general conduct and the effective, efficient and economical management of the functions and activities of IBAC.

Alistair Maclean joined IBAC in April 2013. He came to IBAC from PanAust Ltd, where he helped build the company into a significant ASX100 gold and copper producer.

He was previously an Australian diplomat, serving as Ambassador to Laos from 2004 to 2007, with prior postings to Washington DC and Bangkok. In between he fulfilled various roles in Canberra, including as a senior advisor to the Prime Minister.

Mr Maclean holds a Bachelor of Arts (Honours) degree from the University of Melbourne and a Master of International Law degree from the Australian National University.  He is a graduate of the Australian Institute of Company Directors.

Organisational chart

We employ a variety of people with professional and specialised skills. Our people work in a diverse and collaborative environment. 

Organisational chart as at 1 July 2016

Organisational chart as at 1 July 2016


Top of diagram. Connected with line to CEO.

General Counsel

Middle of diagram. Connected with line to CEO.

  • Legal and Compliance


Middle of diagram.

Deputy Commissioner

Middle of diagram. Connected with dotted line to CEO and connected to line between Commissioner and CEO with line.

  • Sessional Deputy Commissioner

Prevention and Communication

Bottom of diagram. Connected with line to CEO.

  • Strategic Intelligence and Research
  • Public Sector Engagement
  • Community Engagment
  • Communication

Corporate Services

Bottom of diagram. Connected with line to CEO.

  • People and Culture
  • Information Technology and Management
  • Finance
  • Governance and Risk


Bottom of diagram. Connected with line to CEO.

  • Investigations
  • Assessment and Review
  • Digital Forensics and Collections
  • Surveillance