Downer Group Executive and Leadership Team

July, 2026

Leadership Overview

Downer Group has 8 executives leading key functions including finance, operations, people, and legal.

Driven by a commitment to engineering excellence, Downer Group provides comprehensive solutions across diverse sectors, focusing on sustainable infrastructure development and asset management to shape communities and industries.

Leadership Roles at Downer Group

  • Chief Financial Officer - Malcolm Ashcroft
  • Chief Financial Officer, Mining, Energy & Industrial - Warwick McEvoy
  • Deputy Chief Financial Officer - Phillip Clewett
  • Chief Operating Officer - Jacob Bonisch
  • Chief Operating Officer. Energy and Utilities - Luke Sullivan
  • Chief People Officer - Jan O'Neill
  • Group General Counsel & Company Secretary - Robert Regan
  • Executive Team Assistant - Estelle Germann
  • Malcolm Ashcroft - Chief Financial Officer

    Malcolm Ashcroft, the Chief Financial Officer at Downer Group, directs the company's overall financial strategy and fiscal operations. Ashcroft oversees all accounting, financial planning, and reporting functions, ensuring robust financial health and compliance across the organization. This leadership role involves managing capital allocation, optimizing financial performance, and driving profitability through strategic financial management. Malcolm Ashcroft's oversight extends to risk management and investor relations, providing critical financial insights to guide business decisions and support long-term growth objectives. The Chief Financial Officer ensures the financial integrity of Downer Group's extensive operations in the minerals and metals, oil and gas, power, transport, telecommunications, water, and property sectors.

    Warwick McEvoy - Chief Financial Officer, Mining, Energy & Industrial

    Warwick McEvoy, the Chief Financial Officer, Mining, Energy & Industrial at Downer Group, spearheads financial strategy and oversight for key industrial divisions. McEvoy manages financial planning, analysis, and reporting specifically for the mining, energy, and industrial sectors, ensuring fiscal discipline and profitability. This specialized role involves optimizing financial performance, managing investments, and mitigating financial risks within these demanding industries. Warwick McEvoy's expertise supports strategic decision-making, driving financial growth and operational efficiency across these vital business units. The Chief Financial Officer, Mining, Energy & Industrial ensures robust financial frameworks are in place to support Downer Group's extensive project portfolio and client engagements in these core areas.

    Phillip Clewett - Deputy Chief Financial Officer

    Phillip Clewett, the Deputy Chief Financial Officer at Downer Group, supports the Chief Financial Officer in managing the company's extensive financial operations. Clewett assists in financial planning, analysis, and reporting, contributing to the overall fiscal health and strategic direction of the organization. This role involves overseeing specific financial functions, ensuring compliance with regulatory requirements, and supporting the implementation of financial strategies across Downer Group's diverse business segments. Phillip Clewett plays a key part in optimizing financial performance and managing financial risks, providing essential support for major projects and client engagements. The Deputy Chief Financial Officer ensures the integrity and efficiency of financial processes across the company.

    Jacob Bonisch - Chief Operating Officer

    Jacob Bonisch, the Chief Operating Officer at Downer Group, executes the company's operational strategies across its diverse service sectors. Bonisch directs day-to-day business activities, focusing on efficiency, quality, and safety in engineering, construction, and asset management. This critical role involves optimizing operational workflows, managing resource allocation, and ensuring the successful delivery of complex projects for clients in the minerals and metals, oil and gas, power, transport, telecommunications, water, and property industries. Jacob Bonisch's leadership drives operational excellence, fostering innovation and continuous improvement to meet client demands and enhance service delivery across Australia and beyond. The Chief Operating Officer ensures seamless integration of operational functions to achieve strategic business goals.

    Luke Sullivan - Chief Operating Officer. Energy and Utilities

    Luke Sullivan, the Chief Operating Officer. Energy and Utilities at Downer Group, directs operational execution within the energy and utilities sectors. Sullivan oversees the delivery of engineering, construction, and asset management services, ensuring high standards of safety, quality, and efficiency. This leadership position involves managing complex projects, optimizing resource deployment, and driving operational improvements to meet the evolving needs of energy and utility clients. Luke Sullivan's focus is on enhancing service delivery and operational resilience, contributing significantly to Downer Group's market presence in these critical infrastructure areas. The Chief Operating Officer. Energy and Utilities ensures seamless project execution and client satisfaction across the company's energy and utilities portfolio.

    Jan O'Neill - Chief People Officer

    Jan O'Neill, the Chief People Officer at Downer Group, leads the human resources strategy and operations, fostering a strong organizational culture. O'Neill oversees talent acquisition, employee development, compensation, and benefits, ensuring Downer Group attracts and retains top talent across its engineering, construction, and asset management divisions. This role is pivotal in driving employee engagement, promoting diversity and inclusion, and aligning people strategies with the company's business objectives. Jan O'Neill's leadership ensures a supportive and productive work environment, critical for the successful delivery of services to clients in the minerals and metals, oil and gas, power, transport, telecommunications, water, and property sectors. The Chief People Officer champions initiatives that enhance the employee experience and organizational capability.
    Jan O'Neill

    Robert Regan - Group General Counsel & Company Secretary

    Robert Regan, the Group General Counsel & Company Secretary at Downer Group, provides comprehensive legal counsel and oversees corporate governance. Regan manages all legal affairs, ensuring compliance with laws and regulations across the company's extensive operations in engineering, construction, and asset management. This vital role involves advising the board of directors and executive leadership on legal matters, risk mitigation, and corporate compliance. Robert Regan's expertise is crucial for navigating the complex legal landscape of the industries Downer Group serves, including minerals and metals, oil and gas, power, transport, telecommunications, water, and property. The Group General Counsel & Company Secretary safeguards the company's legal interests and upholds the highest standards of corporate governance.

    Estelle Germann - Executive Team Assistant

    Estelle Germann, the Executive Team Assistant at Downer Group, provides essential administrative and operational support to the executive leadership team. Germann manages complex scheduling, coordinates meetings, and facilitates communication, ensuring the smooth functioning of executive operations. This role is critical in supporting the efficient execution of strategic initiatives and daily business activities across Downer Group's diverse sectors, including construction, engineering, and asset management. Estelle Germann's proactive approach and organizational skills contribute significantly to the productivity of the executive team, enabling focused leadership on client projects and business development. The Executive Team Assistant ensures seamless logistical support for key decision-makers.

    Explore Leadership Teams in Civil Engineering Construction

    Frequently Asked Questions Regarding Downer Group Top Executives and Leadership Team

    Who leads Downer Group?
    Downer Group is led by Malcolm Ashcroft (Chief Financial Officer), along with executives such as Warwick McEvoy (Chief Financial Officer, Mining, Energy & Industrial) and Phillip Clewett (Deputy Chief Financial Officer).
    Who is part of Downer Group’s executive team?
    The executive team of Downer Group includes leaders such as Malcolm Ashcroft (Chief Financial Officer), Warwick McEvoy (Chief Financial Officer, Mining, Energy & Industrial), Phillip Clewett (Deputy Chief Financial Officer) and other senior executives.
    How many executives does Downer Group have?
    Downer Group has 8 executives leading key business areas.
    What roles are included in Downer Group’s leadership team?
    The leadership team of Downer Group includes roles such as Chief Financial Officer, Chief Financial Officer, Mining, Energy & Industrial, Deputy Chief Financial Officer, Chief Operating Officer, Chief Operating Officer. Energy and Utilities.