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CTP Premium Committee

Profiles of the members of the Compulsory Third Party (CTP) Premium Committee

About the CTP Premium Committee

The SIRA Board has established the SIRA Compulsory Third Party (CTP) Premium Committee under section 10.3 of the Motor Accident Injuries Act 2017 and section 22 of the State Insurance and Care Governance Act 2015.

The Committee’s role is to advise the SIRA Board on matters pertaining to CTP insurance premiums.

Chair, Helen Rowell

Helen Rowell is a non-executive director, currently on the boards of Australian Retirement Trust and Mental Health Australia. She is also Chair of the independent panel undertaking a review of the General Insurance Code of Practice.

Helen was the Deputy Chair of the Australian Prudential Regulation Authority (APRA) until 30 June 2023, having spent the prior 21 years lifting standards of practice and leading major reforms across the superannuation and insurance industries. She has represented APRA on
the International Association of Insurance Supervisors Executive Committee, as President of the International Organisation of Pension Supervisors, on the Financial Security Board’s Supervisory Intensity and Effectiveness Group and as co-Chair of the Joint Forum Financial
Conglomerates Committee.

Prior to joining APRA in 2002, Helen was a partner at the international consulting firm Towers Perrin and President of the Institute of Actuaries of Australia.

Ms Rowell is currently serving her first term as a SIRA Board member and as Deputy Chair until July 2027.

Member, John Trowbridge

Mr Trowbridge has a background as a consultant, executive, company director and regulator in a career spent predominantly in financial services with an emphasis on insurance-related businesses.

He founded Trowbridge Consulting in the 1980s which became a leading actuarial and management consulting firm in Australia and Asia, merging with Deloitte in 2000. From 2006 to 2010, as one of the Australian Prudential Regulatory Authority’s three Members he had carriage of life and general insurance and also executive remuneration. He chaired the Australian Government’s review of natural disaster insurance following the 2011 floods. In 2015, he chaired the Life Insurance and Advice Working Group to recommend reforms in the life insurance industry which came into effect in January 2018.

Mr Trowbridge continues to undertake occasional consulting assignments and he recently played a pivotal role in the recent redesign of the CTP premium regime in NSW. John has degrees in science, engineering and arts and is a Fellow of the Institute of Actuaries of Australia. He was President of that Institute in 1998 and a member of the Treasurer’s Financial Sector Advisory Council from 1998 to 2004.

Member, Liz Cairns

Ms Cairns is a distinguished leader, innovator, and subject matter expert renowned in the health and disability sector, with over 25 years of experience in Australia and New Zealand.

Ms Cairns currently holds the role of Chief Strategy and Risk Officer for Scope Australia where she commenced in June 2023, whom are one of the largest not-for-profit disability service providers in Australia. Liz has previously held executive and managerial roles in Australia and New Zealand, namely the Transport Accident Commission, National Disability Insurance Agency, Accident Compensation Corporation and the MidCentral District Health Board.

Throughout the duration of Ms Cairns previous role at the Accident Compensation Corporation New Zealand, Liz designed and implemented the ‘National Serious Injury Service’. The program introduced specialist claims management for clients living with permanent and significant accident trauma impairments. As a result, she was awarded the 2010 Personal Injury Education Foundation Award for ‘Outstanding Contribution by an Individual’.

In Ms Cairn’s early career, she held roles in prominent providers of health and disability services in New Zealand, including the Wanganui Area Health Board, IHC, and Options in Community Living.

Member, Gillian Harrex

Gillian Harrex has more than 35 years of experience working as an actuary, director and executive. Her career has spanned from consulting on Boards to senior management, specialising in accident compensation schemes, APRA regulated insurers, public sector insurers, and superannuation funds.

Ms Harrex was a Principal of Finity Consulting from its inception in 2005, leading Finity’s Melbourne office and overseeing a team of 50+ professionals. She then served as a member of the Board from 2017, where she chaired the Quality & Risk Committee and led reviews resulting in significant governance changes.

Currently, Ms Harrex is a member of the Conduct Committee of the Institute of Actuaries of Australia. She also serves on the Board of the Trustees of the Anglican Diocese of Tasmania and is a member of the Audit, Risk and Finance Committee of the Lyceum Club, having previously held roles as a Board Member and Honorary Treasurer.

Ms Harrex holds a Bachelor of Economic, Actuarial Studies, degree from Macquarie University and is a Graduate of the Company Directors Course at Australian Institute of Company Directors.

Updated 11 August 2025

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