Executive team
Our Executive team is responsible for implementing the fund's strategy, delivering products and services to help our members reach a comfortable retirement.
Kristian Fok
Chief Executive Officer
Appointment date: March 2023. Cbus Member.
Qualifications:
- Bachelor of Commerce
- Fellow of the Institute of Actuaries
- Fellow of FINSIA.
Career overview:
Kristian was appointed as Chief Executive Officer (CEO) in June 2023. He is responsible for all aspects of Cbus Super and reports directly to the Board.
Prior to his appointment as CEO, Kristian Fok served as the Fund’s Chief Investment Officer (CIO) for 10 years. As CIO, Kristian was responsible for leading the Cbus investment strategy and worked closely with the Investment Committee of the Board. This included evaluating the market and investment opportunities that provide returns to members over the long term, managing investment governance and risk, implementing the investment strategy and monitoring the portfolio. Kristian led the development and implementation of Cbus’ hybrid internalisation strategy, which was announced in May 2023. It has seen the management of 38% of fund assets brought in-house and provided total cumulative costs savings for members of over $500 million.
Kristian also serves on the Board of the Australian Council of Superannuation Investors and is Chair of the Australian Sustainable Finance Institute. Kristian’s qualifications include Bachelor of Commerce, Fellow of the Institute of Actuaries Australia and Fellow of FINSIA.
Marianne Walker
Deputy CEO and Chief Member Officer
Appointment date: 2019 (CMO) and 2023 (Deputy CEO). Cbus Member.
Qualifications:
- PROSCI Practitioner in Change Management
- Certificate in Financial Management
- Prince2 Foundation Certificate
- Certificate in Direct Marketing.
Career overview:
Marianne was appointed as Cbus Super’s Deputy CEO in June 2023 and is the Chief Member Officer. She joined the fund in 2019 to lead the member and employer experience division which supports services for our 920,000 members*. Marianne is a dedicated advocate driving change to deliver better quality retirement outcomes for Cbus members and their unique needs.
Prior to joining Cbus, Marianne was the Executive Director of Customer Support at the Victorian Department of Health and Human Services and has provided executive leadership for over two decades in industries including finance, logistics, utilities, energy and banking. She is respected for steering organizations through successful transformation, driving business and commercial performance.
Marianne is also Deputy Chair of The Royal Women’s Hospital in Victoria and Board Director of Industry Super Australia (ISA).
*as at 30 June 2024
Brett Chatfield
Chief Investment Officer
Appointment date: June 2023. Cbus member.
Qualifications:
- Master of Applied Finance
- Graduate Diploma of Science (Applied Statistics)
- Bachelor of Business (Accountancy) with Distinction
Career overview:
Brett Chatfield joined Cbus Super in February 2013 and prior to the Chief Investment Officer appointment had been Deputy Chief Investment Officer since June 2019. Brett will be responsible for leading Cbus’ new 5 year investment strategy and working closely with the Investment Committee of the Board.
As Deputy Chief Investment Officer, Brett held overall responsibility for asset allocation, public and private markets, responsible investing, and strategy and innovation. Brett has been a key driver of the build out of the Fund’s investment internalisation strategy, which has since a significant portion of asset management brought in-house since 2017 and total cumulative costs savings for members of over $500 million.
Prior to joining Cbus, Brett worked in investment consulting, institutional investment management, and research, including roles with Frontier Investment Consulting, Challenger, UniSuper, and Lonsec, and prior to that worked in the superannuation group at KPMG.
Martha Georgiou
Chief Risk Officer
Appointment date June 2024.
Qualifications
- Bachelor of Laws (Hons)
- Bachelor of Commerce
Career overview
Martha was appointed Chief Risk Officer in June 2024 and has significant commercial experience across institutional and investment banking, wealth, retail banking and commercial financial services. This includes oversight of relevant regulatory issues and management of compliance and operational risks.
Martha joined Cbus Super from Crown Resorts, where she was Group Executive General Manager, Compliance and Regulatory Affairs. Martha has also held senior risk-related positions at Westpac and National Australia Bank. Martha has also been a Ministerial Adviser to the Commonwealth Attorney General and a solicitor at King Wood Mallesons.
Bernie Dean
Chief Strategy Officer
Appointment date: July 2024. Cbus member.
Qualifications:
- Bachelor of Arts (Honours) - University of Melbourne
- Executive Leadership Program - Harvard Business School
- RG146
Career overview:
Bernie was appointed as Chief Strategy Officer (CSO) in October 2024 to lead the business unit that oversees the strategy and public affairs programs supporting Cbus as they protect and grow members’ savings. He has been acting in the role since July 2024.Bernie has extensive experience in leading the development and implementation of business strategy, corporate affairs and marketing programs in the superannuation environment. As Chief Executive at Industry Super Australia for six years, Bernie led an integrated model of marketing and advocacy programs that helped industry super funds remain competitive, protected the founding principles of super, and boosted member savings.
Bernie joined Industry Super Australia in 2013 as Director of Marketing and then assumed the role of Chief Operations Officer, before being appointed Chief Executive in 2018. Prior to working in super Bernie held a series of senior executive roles at WorkSafe Victoria, including leading award-winning marketing and communication programs that help protect workers lives and drive down the rate and cost of workplace injuries.
Nancy Day
Chief Operating Officer
Appointment date: September 2023. Cbus member.
Qualifications:
- Bachelor of Business (Accounting), RMIT
- Graduate, Australian Institute of Company Directors
- Fellow CPA, CPA Australia
Career overview:
Nancy Day is the Fund’s Chief Operating Officer with responsibility for all operational and enabling functions of Cbus including investment enablement, finance and technology.Nancy was previously Cbus’ Chief Operating Officer, Investments for three years, leading the investment enablement team and build out of capability to support the Investment internalisation strategy at Cbus. She also held the position of Head of Investment Operations for two years.
Nancy joined Cbus from JCP Investment Partners and has two decades of experience operationalising strategy and managing business operations in the financial services and superannuation sector, leading a wide range of functions including investment operations, governance and risk management, finance and technology.
- Bachelor of Business (Accounting), RMIT
Justine Hartman
Chief People Officer
Appointment date: September 2023. Cbus member.
Career overview:
Justine Hartman is Cbus Super’s Chief People Officer, the position and title reflecting the importance of our people being represented on the Executive team. Justine drives the culture and employee experience at the Fund, critical for continued long term success.Justine has held senior talent and employee experience leadership roles at Cbus for nine years and has been Acting Group Executive People & Culture in 2023. She is dedicated to fostering growth and employee excellence, combined with a proven track record of enhancing organisational culture, diversity and talent at the Fund.
Justine has two decades of expertise in the superannuation industry and people and culture roles, joining Cbus from Superpartners, and prior to that held senior P&C roles in a variety of industries.