Executive Leadership Team

Tracey Slatter, CEO

Tracey joined the TAC as CEO in July 2023. Prior to this, Tracey spent six years as Managing Director of Barwon Water, where she delivered significant positive change to the organisation’s operations and workplace culture.

Previous roles include CEO of the City of Port Phillip, CEO of the Colac Otway Shire, Director of the G21 Geelong Region Alliance and Director of Primary and Community Health within the Department of Health.

Having worked as our Head of Claims from 2009-13, Tracey has first-hand knowledge of the TAC. She has a proven ability to lead high-performing organisations and successfully deliver significant projects along with a commitment to achieving optimum outcomes for the community.

Tracey is a Graduate of the Australian Institute of Company Directors (GAICD), a Fellow of the Institute of Public Administration Australia (IPAA), a certified Institute of Executive Coaching and Leadership (IECL) coach and has a Master of Commerce from RMIT.

Natalie McColl, Executive General Manager People, Culture and Engagement

Passionate about service excellence, human-centred design and delivering meaningful outcomes for the community, Nat brings with her an established record in business transformation, exceptional people leadership and working with partners and stakeholders. In 2020 she was recognised as one of the Top 50 Public Sector Women for her leadership, inspiration, accomplishment and for making a standout difference across the public sector.

Nat previously held the role of Head of Rapid Recovery at the Transport Accident Commission since 2019 delivering core services and support to injured Victorians.

She holds a Bachelor of Commerce (Economics and Law) and is a Graduate of the Australia Institute of Company Directors (GAICD), an accredited change practitioner and Executive Coach. Before joining the TAC, she worked as a consultant supporting private and government organisations to shape business functions, executing cultural change and delivering corporate outcomes.

Committed to the local community Nat currently serves as the Board Chair for the Y Geelong, a charitable, not-for-profit organisation delivering services and programs to build the health, happiness and connectedness of the Geelong regional community She is also a Board Director for Y Learning Communities and a Committee Member for Committee for Geelong’s Strategy & Policy Committee providing strategic leadership and influence to leverage the potential of the region.

Nadia Coppe, Executive General Manager Finance and Governance

Nadia joined the Transport Accident Commission in 2008 before its move to Geelong. She was appointed Acting Chief Financial Officer in June 2023 to lead the Business Enablement team. This team provides a wide range of support services for the TAC including capital management, financial services, procurement, corporate legal, assurance and corporate secretariat and project delivery

Nadia previously held the role of Director of Finance and Capital Management leading a dedicated team of professionals responsible for managing the finance, capital management and procurement functions.

Nadia has over 30 years of experience in strategic, financial and capital management at senior levels having worked at Deloitte as an external auditor within the insurance and manufacturing group. She joined the Mars Group in various senior finance and strategic roles in Italy and the UK, the last role being the CFO/Finance Director for the Mars Unit in Italy.

Nadia is a member of the Institute of Chartered Accountants in Australia, has a Bachelor of Commerce from Deakin University and is an alumni of the Leaders for Geelong Program.

Andrew Holt, Executive General Manager Performance, Risk and Strategy

Andrew brings 25 years of risk management, internal audit and strategic leadership experience from the private, public and not-for-profit sectors. He has held senior leadership positions across Australia, Europe and Asia in the financial services, higher education and retail industries.

Andrew was previously Head of Information Technology Shared Solutions (ITSS) overseeing the provision of IT program and service delivery across the TAC and Worksafe Victoria.

Before this, Andrew held the role of Chief Risk Officer at the TAC since 2018.

He has a passion for advocating the rights of people with a disability and their networks and has been active in the disability sector since the inception of the National Disability Insurance Scheme.

Andrew is a Graduate of the Australian Institute of Company Directors (GAICD). He holds a Bachelor of Business (Finance) from Monash University and is a member of the Risk Management Institute of Australia.

Samantha Cockfield, Executive General Manager Road Safety

Samantha is responsible for the development and delivery of the TAC’s road safety strategy which spans road infrastructure, vehicle safety initiatives and a range of programs designed to improve road user behaviours.

Sam started with the TAC as a graduate economist in 1990, working through the claims areas before gaining a role in the newly formed road safety team in 1992. Her first role was developing the TAC’s first accident blackspot program. Since that time Sam has led the development and delivery of numerous behavioural programs including many of the TAC’s iconic public education campaigns.

The Accident Black Spot Program was transformed by Sam into the current Safe System Road Infrastructure Program. This ten-year project dedicated to systematically improving the safety of road infrastructure across Victoria is one of the largest programs of its kind in the world.

Sam has dedicated her career to the elimination of death and serious injury on the road - advocating for road safety both regionally and internationally. She has considerable experience in strategy development and is considered an international expert; mentoring road safety practitioners and providing advice globally.

She was awarded the 2017 Australasian College of Road Safety Fellowship in 2017 and in 2020 was a member of the Academic Expert Group providing recommendations to the United Nations for global road safety collaboration to 2030.

Jennifer Rebeiro, Executive General Manager Enterprise Transformation

Jennifer Rebeiro is a proven Executive Leader with over 20 years working across a wide variety of industries including banking, finance, transportation, manufacturing, and government. Her core strengths are her business mindset, people focus and having the courage to bring bold ideas to life through determination, influence and collaboration.

Jennifer has led teams across a wide range of functions, challenging and transforming each one to respond to the evolving business environment and changing community expectations.

Jennifer was most recently the Chief Transformation Officer at Greater Western Water. She has led functions across Enterprise Transformation, Finance and Corporate Services and IT and Digital. Based in Melbourne, Australia, Jennifer is recognised as one of the Top 50 CIOs in Australia for three years in a row (2020, 2021 and 2022), and named one of Victoria’s Top 50 Public Sector Women in 2021. Jennifer was also the chair of Intelligent Water Networks, SWAN Global Council and member of Wyndham Tech School Council.

She holds a Master of Business Administration, Master of IT Management, and a Bachelor of Business.

Katherine Gobbi, Executive General Manager Clients

Katherine is a passionate Executive Leader with extensive experience in managing complex insurance businesses/divisions, setting up and optimising direct and outsourced business models and, most recently, as Managing Director of The Recovre Group.

Recognised for her transformative leadership, Katherine was awarded the Emerging Leader in Corporate and Finance by Womens Agenda Leadership Awards and Outstanding Contribution by an Individual by the Personal Injury Education Foundation in 2018 while CEO of disruptive startup EMLIfe Pty Ltd.

Katherine joins the TAC from the executive team at Mercer Marsh Benefits Australia (a business of Marsh McLennan). Appointed in 2021, Katherine has led the transformation of The Recovre Group – Occupational well-being and rehabilitation business, and in 2022 her responsibilities expanded to include the establishment of the MMB Workforce Health Consulting practice in Australia, which is now the largest dedicated Workforce Health Advisory practice in Australia.
Katherine is a graduate of the Australian Institute of Company Directors.

Jacqui Sampson Executive General Manager Community

Jacqui is an experienced Executive leader who joins the TAC from the Department of Transport and Planning. She is known for her ability to deliver large-scale transformational change programs, work in complex regulatory policy environments and manage high-risk road safety portfolios.

She is an experienced operational leader and strategic thinker, who has received many honours throughout her 22-year Victorian public service career. Jacqui has represented nationally and internationally and is well regarded for the implementation of road safety policy-based initiatives and the design of essential government services.

Jacqui is someone who values leadership and understands the importance of serving the community and is passionate about road safety and continuing to make a positive impact in this field. An authentic people leader who is well respected by the teams she has led. Jacqui leads with the courage and drive to make a difference.

In addition to her professional life, Jacqui is also a heavy contributor to her own community, supporting actively local basketball, surf lifesaving and junior football, mixed with her own passion for netball and her beloved Vixens.

Jacqui holds a Bachelor of Laws, Arts and Commerce qualifications and is currently studying an Executive Masters in Public Administration with Australian and New Zealand School of Government (ANZSOG).


Executive Leadership Team Tracey Slatter, CEO Tracey joined the TAC as CEO in July 2023. Prior to this, Tracey spent six years as Managing Director of Barwon Water, where she delivered significant positive change to the organisation’s operations and workplace culture. Previous roles include CEO of the City of Port Phillip, CEO of the Colac Otway Shire, Director of the G21 Geelong Region Alliance and Director of Primary and Community Health within the Department of Health. Having worked as our Head of Claims from 2009-13, Tracey has first-hand knowledge of the TAC. She has a proven ability to lead high-performing organisations and successfully deliver significant projects along with a commitment to achieving optimum outcomes for the community. Tracey is a Graduate of the Australian Institute of Company Directors (GAICD), a Fellow of the Institute of Public Administration Australia (IPAA), a certified Institute of Executive Coaching and Leadership (IECL) coach and has a Master of Commerce from RMIT. Natalie McColl, Executive General Manager People, Culture and Engagement Passionate about service excellence, human-centred design and delivering meaningful outcomes for the community, Nat brings with her an established record in business transformation, exceptional people leadership and working with partners and stakeholders. In 2020 she was recognised as one of the Top 50 Public Sector Women for her leadership, inspiration, accomplishment and for making a standout difference across the public sector. Nat previously held the role of Head of Rapid Recovery at the Transport Accident Commission since 2019 delivering core services and support to injured Victorians. She holds a Bachelor of Commerce (Economics and Law) and is a Graduate of the Australia Institute of Company Directors (GAICD), an accredited change practitioner and Executive Coach. Before joining the TAC, she worked as a consultant supporting private and government organisations to shape business functions, executing cultural change and delivering corporate outcomes. Committed to the local community Nat currently serves as the Board Chair for the Y Geelong, a charitable, not-for-profit organisation delivering services and programs to build the health, happiness and connectedness of the Geelong regional community She is also a Board Director for Y Learning Communities and a Committee Member for Committee for Geelong’s Strategy & Policy Committee providing strategic leadership and influence to leverage the potential of the region. Nadia Coppe, Executive General Manager Finance and Governance Nadia joined the Transport Accident Commission in 2008 before its move to Geelong. She was appointed Acting Chief Financial Officer in June 2023 to lead the Business Enablement team. This team provides a wide range of support services for the TAC including capital management, financial services, procurement, corporate legal, assurance and corporate secretariat and project delivery Nadia previously held the role of Director of Finance and Capital Management leading a dedicated team of professionals responsible for managing the finance, capital management and procurement functions. Nadia has over 30 years of experience in strategic, financial and capital management at senior levels having worked at Deloitte as an external auditor within the insurance and manufacturing group. She joined the Mars Group in various senior finance and strategic roles in Italy and the UK, the last role being the CFO/Finance Director for the Mars Unit in Italy. Nadia is a member of the Institute of Chartered Accountants in Australia, has a Bachelor of Commerce from Deakin University and is an alumni of the Leaders for Geelong Program. Andrew Holt, Executive General Manager Performance, Risk and Strategy Andrew brings 25 years of risk management, internal audit and strategic leadership experience from the private, public and not-for-profit sectors. He has held senior leadership positions across Australia, Europe and Asia in the financial services, higher education and retail industries. Andrew was previously Head of Information Technology Shared Solutions (ITSS) overseeing the provision of IT program and service delivery across the TAC and Worksafe Victoria. Before this, Andrew held the role of Chief Risk Officer at the TAC since 2018. He has a passion for advocating the rights of people with a disability and their networks and has been active in the disability sector since the inception of the National Disability Insurance Scheme. Andrew is a Graduate of the Australian Institute of Company Directors (GAICD). He holds a Bachelor of Business (Finance) from Monash University and is a member of the Risk Management Institute of Australia. Samantha Cockfield, Executive General Manager Road Safety Samantha is responsible for the development and delivery of the TAC’s road safety strategy which spans road infrastructure, vehicle safety initiatives and a range of programs designed to improve road user behaviours. Sam started with the TAC as a graduate economist in 1990, working through the claims areas before gaining a role in the newly formed road safety team in 1992. Her first role was developing the TAC’s first accident blackspot program. Since that time Sam has led the development and delivery of numerous behavioural programs including many of the TAC’s iconic public education campaigns. The Accident Black Spot Program was transformed by Sam into the current Safe System Road Infrastructure Program. This ten-year project dedicated to systematically improving the safety of road infrastructure across Victoria is one of the largest programs of its kind in the world. Sam has dedicated her career to the elimination of death and serious injury on the road - advocating for road safety both regionally and internationally. She has considerable experience in strategy development and is considered an international expert; mentoring road safety practitioners and providing advice globally. She was awarded the 2017 Australasian College of Road Safety Fellowship in 2017 and in 2020 was a member of the Academic Expert Group providing recommendations to the United Nations for global road safety collaboration to 2030. Jennifer Rebeiro, Executive General Manager Enterprise Transformation Jennifer Rebeiro is a proven Executive Leader with over 20 years working across a wide variety of industries including banking, finance, transportation, manufacturing, and government. Her core strengths are her business mindset, people focus and having the courage to bring bold ideas to life through determination, influence and collaboration. Jennifer has led teams across a wide range of functions, challenging and transforming each one to respond to the evolving business environment and changing community expectations. Jennifer was most recently the Chief Transformation Officer at Greater Western Water. She has led functions across Enterprise Transformation, Finance and Corporate Services and IT and Digital. Based in Melbourne, Australia, Jennifer is recognised as one of the Top 50 CIOs in Australia for three years in a row (2020, 2021 and 2022), and named one of Victoria’s Top 50 Public Sector Women in 2021. Jennifer was also the chair of Intelligent Water Networks, SWAN Global Council and member of Wyndham Tech School Council. She holds a Master of Business Administration, Master of IT Management, and a Bachelor of Business. Katherine Gobbi, Executive General Manager Clients Katherine is a passionate Executive Leader with extensive experience in managing complex insurance businesses/divisions, setting up and optimising direct and outsourced business models and, most recently, as Managing Director of The Recovre Group. Recognised for her transformative leadership, Katherine was awarded the Emerging Leader in Corporate and Finance by Womens Agenda Leadership Awards and Outstanding Contribution by an Individual by the Personal Injury Education Foundation in 2018 while CEO of disruptive startup EMLIfe Pty Ltd. Katherine joins the TAC from the executive team at Mercer Marsh Benefits Australia (a business of Marsh McLennan). Appointed in 2021, Katherine has led the transformation of The Recovre Group – Occupational well-being and rehabilitation business, and in 2022 her responsibilities expanded to include the establishment of the MMB Workforce Health Consulting practice in Australia, which is now the largest dedicated Workforce Health Advisory practice in Australia. Katherine is a graduate of the Australian Institute of Company Directors. Jacqui Sampson Executive General Manager Community Jacqui is an experienced Executive leader who joins the TAC from the Department of Transport and Planning. She is known for her ability to deliver large-scale transformational change programs, work in complex regulatory policy environments and manage high-risk road safety portfolios. She is an experienced operational leader and strategic thinker, who has received many honours throughout her 22-year Victorian public service career. Jacqui has represented nationally and internationally and is well regarded for the implementation of road safety policy-based initiatives and the design of essential government services. Jacqui is someone who values leadership and understands the importance of serving the community and is passionate about road safety and continuing to make a positive impact in this field. An authentic people leader who is well respected by the teams she has led. Jacqui leads with the courage and drive to make a difference. In addition to her professional life, Jacqui is also a heavy contributor to her own community, supporting actively local basketball, surf lifesaving and junior football, mixed with her own passion for netball and her beloved Vixens. Jacqui holds a Bachelor of Laws, Arts and Commerce qualifications and is currently studying an Executive Masters in Public Administration with Australian and New Zealand School of Government (ANZSOG).