Australian Taxation Office Executive and Leadership Team

June, 2026

Leadership Overview

The Australian Taxation Office has 7 executives leading key functions including strategy, operations, technology, financial oversight, and advisory services.

Driven by a commitment to national fiscal health, Australian Taxation Office manages and shapes Australia's tax, excise, and superannuation systems, funding essential public services and ensuring compliance with tax legislation across the country.

Leadership Roles at Australian Taxation Office

  • Chief Executive Officer - Kohsuke Egami
  • Executive Advisor To Chief Financial Officer - Elisha Toey
  • Chief Operating Officer - Jacqueline Curtis
  • Social Club President - Simon Mitsch
  • President - Ivanna Slavesbach
  • Chief Information Officer - Babak Bayanian
  • Chief Finance Officer - Janine Bristow
  • Kohsuke Egami - Chief Executive Officer

    Kohsuke Egami, the Chief Executive Officer at Australian Taxation Office, directs the overarching strategy and national tax policy implementation. Egami oversees the administration of tax legislation and shapes the superannuation regulations that fund essential services for Australian citizens. This leadership role involves ensuring the agency's operations align with government fiscal objectives and maintaining the integrity of the national revenue collection system. By driving strategic initiatives, Kohsuke Egami ensures the Australian Taxation Office effectively manages and shapes the country's tax and superannuation frameworks. The Chief Executive Officer's focus remains on optimizing tax compliance and providing clear guidance to individuals and businesses nationwide, thereby supporting the Australian economy. Egami's strategic vision guides the agency's response to evolving economic landscapes and legislative changes, ensuring continued fiscal stability and public trust.

    Elisha Toey - Executive Advisor To Chief Financial Officer

    Elisha Toey, the Executive Advisor To Chief Financial Officer at Australian Taxation Office, provides critical strategic counsel on financial operations and fiscal policy. Toey supports the Chief Financial Officer in managing the agency's financial resources and ensuring compliance with national tax and superannuation legislation. This advisory role involves analyzing financial data, assessing the impact of tax policy changes, and contributing to the effective administration of Australia's revenue systems. By offering expert insights, Elisha Toey aids in optimizing financial planning and resource allocation across the organization. The Executive Advisor's focus is on enhancing the financial stewardship of the agency, ensuring that tax revenue collection and superannuation regulation are managed with the highest degree of fiscal responsibility. Toey's guidance supports the ATO's mission to fund essential services through sound financial management.

    Jacqueline Curtis - Chief Operating Officer

    Jacqueline Curtis, the Chief Operating Officer at Australian Taxation Office, executes the operational framework for national tax and superannuation system administration. Curtis manages the day-to-day functions across Australia, ensuring efficient service delivery and compliance with tax legislation. This executive oversees the agency's extensive operational footprint, coordinating efforts to facilitate tax filing and provide essential information to citizens and businesses. By optimizing internal processes, Jacqueline Curtis enhances the agency's capacity to administer tax policy and superannuation regulations effectively. The Chief Operating Officer's responsibilities include driving operational efficiencies and ensuring seamless integration of digital services through the ATO's website and mobile applications. Curtis's leadership ensures the robust functioning of the revenue collection agency, supporting the delivery of vital public services funded by tax revenue.

    Simon Mitsch - Social Club President

    Simon Mitsch, the Social Club President at Australian Taxation Office, leads initiatives focused on employee engagement and fostering a positive workplace culture. Mitsch organizes social events and activities designed to enhance camaraderie and well-being among staff members across the agency's operations. This role involves managing the social club's budget and coordinating volunteer efforts to deliver engaging programs. By promoting a supportive environment, Simon Mitsch contributes to staff morale and retention, indirectly supporting the agency's core mission of managing national tax and superannuation systems. The Social Club President's dedication to employee welfare helps create a more cohesive and motivated workforce, essential for the sustained performance of the Australian Taxation Office. Mitsch's efforts underscore the importance of community within the organization.

    Ivanna Slavesbach - President

    Ivanna Slavesbach, the President at Australian Taxation Office, drives strategic initiatives and represents the agency in key national forums. Slavesbach oversees the implementation of tax policy and shapes the regulatory framework for superannuation systems, ensuring alignment with government objectives. This leadership position involves guiding the organization's response to legislative changes and economic shifts impacting Australia's fiscal landscape. By championing innovation, Ivanna Slavesbach enhances the agency's capacity to administer tax legislation and provide essential services to citizens and businesses. The President's focus is on maintaining the integrity and efficiency of the national revenue collection system. Slavesbach's vision is critical for the Australian Taxation Office's ongoing role in funding vital public services and ensuring tax compliance nationwide. The President ensures operational excellence and strategic foresight.

    Babak Bayanian - Chief Information Officer

    Babak Bayanian, the Chief Information Officer at Australian Taxation Office, architects the technological infrastructure supporting national tax and superannuation systems. Bayanian oversees the development and maintenance of digital services, including the agency's website and mobile applications, facilitating tax compliance for individuals and businesses across Australia. This role is critical in ensuring the secure and efficient management of sensitive financial data and the implementation of tax policy through robust IT solutions. By driving technological innovation, Babak Bayanian enhances the agency's ability to administer tax legislation and superannuation regulations. The Chief Information Officer's strategic direction ensures the ATO remains at the forefront of digital service delivery, supporting seamless tax filing and information provision. Bayanian's expertise is vital for maintaining the integrity and accessibility of the nation's revenue collection technology.

    Janine Bristow - Chief Finance Officer

    Janine Bristow, the Chief Finance Officer at Australian Taxation Office, directs the financial management and fiscal strategy for the nation's revenue collection agency. Bristow oversees the allocation of resources, financial reporting, and the integrity of financial systems that support the administration of tax legislation and superannuation regulations across Australia. This executive ensures robust financial controls are in place, safeguarding public funds and optimizing the agency's operational budget. By driving financial accountability, Janine Bristow supports the ATO's mandate to fund essential government services through effective tax and excise management. The Chief Finance Officer's responsibilities include ensuring compliance with financial regulations and providing strategic financial insights to guide the agency's long-term fiscal health. Bristow's leadership is fundamental to the sustainable operation of the Australian Taxation Office.

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    Frequently Asked Questions Regarding Australian Taxation Office Top Executives and Leadership Team

    Who leads Australian Taxation Office?
    Australian Taxation Office is led by Kohsuke Egami (Chief Executive Officer), along with executives such as Elisha Toey (Executive Advisor To Chief Financial Officer) and Jacqueline Curtis (Chief Operating Officer).
    Who is part of Australian Taxation Office’s executive team?
    The executive team of Australian Taxation Office includes leaders such as Kohsuke Egami (Chief Executive Officer), Elisha Toey (Executive Advisor To Chief Financial Officer), Jacqueline Curtis (Chief Operating Officer) and other senior executives.
    How many executives does Australian Taxation Office have?
    Australian Taxation Office has 7 executives leading key business areas.
    What roles are included in Australian Taxation Office’s leadership team?
    The leadership team of Australian Taxation Office includes roles such as Chief Executive Officer, Executive Advisor To Chief Financial Officer, Chief Operating Officer, Social Club President, President.