Who we are

Executive team

Steve Gaffney - Chief Executive Officer, Aon Hewitt Pacific

Steven Gaffney

Chief Executive Officer, Aon Hewitt Pacific

As Chief Executive Officer, Steven is responsible for the operations of Aon Hewitt in Australia, New Zealand and Papua New Guinea. He also sits on Aon Hewitt's Asia Pacific Executive Committee.

Brought to Australia from England by Mercer in 1987 as a Superannuation Consultant, Steven moved into his own business ‘The Australian Superannuation Group' in the early 1990s, where he was the Managing Director and majority shareholder until it was acquired by Aon in 2000.

Steven's role developed within Aon over a 10-year period, resulting in him leading Australia's Employee Benefit Solutions division developing Superannuation, Rewards, International Benefits and Financial Planning services to corporate clients.

At the end of 2010, Steven accepted the position as Aon Hewitt Chief Commercial Officer for Australia, where he was responsible for ensuring that Aon Hewitt achieved its growth targets.

Following this, Steven stepped into his the role of Chief Executive Officer in 2014.

Janice Sengupta, Chief Investment Officer, Aon Hewitt Asia Pacific and Head of the Aon Master Trust

Scott Willmot

Chief Growth Officer, Aon Australia

As Chief Growth Officer, Scott focuses on delivering the capabilities of Aon Risk Solutions, Aon Hewitt and Aon Benfield.

With over 36 years’ experience in the insurance industry, Scott has held numerous senior positions within Aon over the past 20 years, including Managing Director Retail, Managing Director Affinity and Chairman Affinity.

Scott is the Chairman of the Aon United Management Board, is a Director of Aon Risk Solutions and a Member of a number of leadership executive teams across Australia.


George Liberopoulos

Chief Commercial Officer, Aon Hewitt Pacific

As Chief Commercial Officer, George is responsible for growth strategies for Aon Hewitt Pacific. This includes sales, client management, bid management and communications, and innovation. George also represents the Pacific region as part of Aon Hewitt's Asia Pacific and Middle East Commercial Council.

Joining Aon in 2008 to lead the Victorian Rewards practice, George was responsible for the delivery of professional rewards advice to clients across a number of broad industry sectors in Australia. During this time, he worked extensively across all industries including technology, manufacturing, FMCG, mining, banking and finance.

George has qualifications from Deakin University in a Masters of Business Administration (MBA), Advanced Diploma of Financial Planning, Bachelor of Applied Science (B.A.Sc.) and Health Promotion (Psychology Major).


Fedra Santorinios, Manager Financial Planning and Analysis, Aon Hewitt Pacific

Fedra Santorinios

Manager Financial Planning and Analysis, Aon Hewitt Pacific

As Manager Financial Planning and Analysis, Fedra provides commercial and analytical support to the executive team, while partnering with operations to ensure company strategies are met across the Pacific region.

Fedra has 25 years' experience in managing all aspects of corporate finance functions including financial and management accounting, corporate and strategic planning, HR and payroll functions, and managing regulatory compliance framework. With experience in ASX listed and non-government organisations, she has undertaken diverse business activities and at both group and divisional level.

Fedra holds a Bachelor of Commerce (majoring in Accounting, Systems and Finance) from the University of New South Wales and is CPA qualified.


Peter Gooding, Director of People and Culture, Aon

Tatiana Gratcheva

HR Business Partner, Aon Australia

As HR Business Partner, Tatiana is a strategic partner to business leaders in the areas of Talent Management, Leadership & Organisational Effectiveness, Colleague Engagement & Culture Change and Performance & Reward.

Having joined Aon in July 2012, Tatiana has worked across multiple business areas within Aon Risk Solutions. As a driven Human Resources professional, Tatiana ensures business strategies align to the organisation’s people strategy, with connectivity to short and long-term business objectives.

Tatiana has over a decade of experience in Human Resources, with a diverse industry background in global travel at Carlson Wagonlit and law at Hicksons Lawyers.

Tatiana holds a Bachelor’s Degree in Business (majoring in HR Management and Management) and diplomas in HR Management and Marketing.


Jayson Walker, General Manager, Aon Hewitt Financial Advice

Jayson Walker

Partner, Aon Hewitt Financial Advice

As Partner at Aon Hewitt Financial Advice, Jayson is responsible for leading the Retirement and Financial Consulting solutions of Aon Hewitt in Australia. In this role, Jayson helps clients to maximise their wealth and protect what’s important to them.

Jayson has worked in the financial services industry for more than 25 years, with experience ranging from financial markets, to private client estate management. Jayson’s past 12 years have been spent supporting the delivery of quality financial advice and retirement planning solutions to corporate and retail clients.

Janice Sengupta, Chief Investment Officer, Aon Hewitt Asia Pacific and Head of the Aon Master Trust

Jennifer Dean

Principal, Retirement and Investment, Aon Hewitt

Jennifer is responsible for all aspects of the operation of the Aon Master Trust under the brand smartMonday and Aon Eligible Rollover Fund. This includes member experience, governance, investments, insurance, resource and finance management, and regulatory compliance.

Having joined Aon Hewitt in January 1997, Jennifer was appointed a Director of Aon Superannuation Pty Limited in 2012 until its retirement as a Trustee company  in November 2017. Throughout her 20 years’ with Aon, Jennifer has held several roles including RSE Actuary, Employee Benefits Consultant and leading the internal Office of the Trustee.

Jennifer is a Fellow of the Institute of Actuaries of Australia and a Graduate of the Australian Institute of Company Directors.