Downer Group Executive and Leadership Team

June, 2026

Leadership Overview

Downer Group has 10 executives leading key functions including finance, operations, risk, technology, people, and legal.

Driven by a commitment to engineering excellence, Downer Group provides comprehensive solutions across diverse sectors, shaping infrastructure and asset management with a philosophy of reliable service delivery and sustainable growth.

Leadership Roles at Downer Group

  • Chief Financial Officer - Michael Ferguson
  • Deputy Chief Financial Officer - Phillip Clewett
  • Chief Financial Officer, Mining, Energy & Industrial - Warwick McEvoy
  • Chief Operating Officer - Jacob Bonisch
  • Chief Operating Officer. Energy and Utilities - Luke Sullivan
  • Chief Risk Officer & Chief Revenue Officer - Ashley Mason
  • Group Chief Information Officer - Liz Bevan
  • Chief People Officer - Jan O'Neill
  • Group General Counsel & Company Secretary - Robert Regan
  • Executive Team Assistant - Estelle Germann
  • Michael Ferguson - Chief Financial Officer

    Michael Ferguson, the Chief Financial Officer at Downer Group, directs the company's financial strategy and operations. Ferguson oversees all fiscal activities, including financial planning, risk management, and reporting, ensuring robust financial health across the organization. This leadership role involves managing capital allocation and driving profitability within the minerals and metals, oil and gas, power, transport, telecommunications, water, and property sectors. Ferguson's oversight extends to optimizing financial performance and supporting strategic growth initiatives. The Chief Financial Officer ensures compliance with all financial regulations and standards, maintaining investor confidence and facilitating sustainable business expansion. Ferguson's expertise is critical in navigating complex market dynamics and securing the company's long-term financial stability.

    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 financial architecture. Clewett focuses on enhancing financial reporting accuracy and developing sophisticated financial models to support strategic decision-making. This position involves detailed analysis of financial performance across all served sectors, including construction, minerals and metals, and utilities. Clewett's responsibilities include managing financial controls and ensuring the integrity of financial data. The Deputy Chief Financial Officer plays a key part in budgeting processes and forecasting future financial trends. Phillip Clewett's contribution is vital for maintaining financial discipline and supporting the company's growth objectives through meticulous financial oversight.

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

    Warwick McEvoy, the Chief Financial Officer, Mining, Energy & Industrial at Downer Group, directs financial strategy specifically for these critical sectors. McEvoy oversees financial planning, analysis, and reporting tailored to the unique demands of mining, energy, and industrial operations. This leadership involves managing significant capital investments and ensuring profitability within these specialized markets. McEvoy's role is crucial for aligning financial resources with operational goals and driving economic performance. The Chief Financial Officer, Mining, Energy & Industrial collaborates with divisional leaders to identify growth opportunities and mitigate financial risks. Warwick McEvoy's financial acumen is essential for sustaining Downer Group's competitive edge in these demanding industries.

    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 manages day-to-day operations, focusing on efficiency, quality, and safety in engineering, construction, and asset management. This role involves optimizing resource allocation and driving operational excellence in the minerals and metals, oil and gas, power, transport, telecommunications, water, and property industries. Bonisch's leadership ensures seamless project delivery and client satisfaction. The Chief Operating Officer collaborates with other executives to align operational capabilities with market demands and company objectives. Bonisch is responsible for implementing best practices and fostering a culture of continuous improvement throughout the operational divisions, directly impacting project timelines and budget adherence.

    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 manages the delivery of critical infrastructure services, focusing on project efficiency, safety, and regulatory compliance. This leadership involves optimizing resource deployment and enhancing operational performance for power and water clients. Luke Sullivan's responsibilities include ensuring the reliable provision of services and driving innovation in operational methodologies. The Chief Operating Officer. Energy and Utilities collaborates closely with commercial teams to meet client demands and expand service offerings. Sullivan's strategic oversight is fundamental to Downer Group's success in these vital industries.

    Ashley Mason - Chief Risk Officer & Chief Revenue Officer

    Ashley Mason, the Chief Risk Officer & Chief Revenue Officer at Downer Group, strategically manages the company's risk exposure while driving revenue generation. Mason oversees the identification, assessment, and mitigation of all potential risks across the engineering, construction, and asset management services. Concurrently, this executive directs revenue growth strategies, focusing on expanding market share and enhancing client relationships within the minerals and metals, oil and gas, and transport sectors. Ashley Mason's dual role ensures that risk management practices support, rather than hinder, commercial objectives. The Chief Risk Officer & Chief Revenue Officer works to optimize profitability and ensure sustainable business practices by balancing risk appetite with revenue targets.
    Ashley Mason

    Liz Bevan - Group Chief Information Officer

    Liz Bevan, the Group Chief Information Officer at Downer Group, architects the company's technology strategy and digital transformation initiatives. Bevan oversees all IT infrastructure, systems, and cybersecurity measures, ensuring operational resilience and data integrity across the organization. This leadership role involves driving innovation through technology adoption in sectors like telecommunications, water, and property. Liz Bevan's focus is on leveraging digital solutions to enhance efficiency, improve service delivery, and support strategic business objectives. The Group Chief Information Officer collaborates with executive teams to align technology investments with company-wide goals. Bevan's expertise is critical for maintaining a secure and advanced technological foundation that supports Downer Group's expansive operations.

    Jan O'Neill - Chief People Officer

    Jan O'Neill, the Chief People Officer at Downer Group, leads human capital strategy and organizational development. O'Neill oversees talent acquisition, employee engagement, and performance management, fostering a positive and productive work environment across all business units. This role is critical for attracting and retaining top talent in the competitive engineering and construction landscape. Jan O'Neill champions initiatives that enhance employee well-being and professional growth, aligning people strategies with the company's overarching business objectives. The Chief People Officer ensures that Downer Group's workforce is equipped with the skills and motivation necessary to achieve operational excellence and drive innovation. O'Neill's leadership cultivates a strong organizational culture.
    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 ensures corporate governance standards. Regan oversees all legal affairs, including contract negotiation, litigation management, and regulatory compliance across the company's diverse operations. This executive role is vital for safeguarding the company's legal interests and upholding ethical business practices. Robert Regan advises the board of directors on governance matters and facilitates effective communication between the board and management. The Group General Counsel & Company Secretary plays a crucial part in managing corporate compliance and mitigating legal risks. Regan's legal expertise is fundamental to Downer Group's sustained integrity and operational security.

    Estelle Germann - Executive Team Assistant

    Estelle Germann, the Executive Team Assistant at Downer Group, provides critical administrative and logistical support to the executive leadership team. Germann manages complex scheduling, coordinates executive communications, and facilitates the smooth operation of executive meetings and projects. This role is essential for ensuring executive efficiency and supporting the seamless execution of strategic initiatives across the company's various sectors. Estelle Germann's organizational skills and proactive approach contribute significantly to the executive team's ability to focus on core business objectives. The Executive Team Assistant acts as a key liaison, ensuring timely information flow and effective coordination among senior leaders. Germann's support is integral to the executive function.

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    Frequently Asked Questions Regarding Downer Group Top Executives and Leadership Team

    Who leads Downer Group?
    Downer Group is led by Michael Ferguson (Chief Financial Officer), along with executives such as Phillip Clewett (Deputy Chief Financial Officer) and Warwick McEvoy (Chief Financial Officer, Mining, Energy & Industrial).
    Who is part of Downer Group’s executive team?
    The executive team of Downer Group includes leaders such as Michael Ferguson (Chief Financial Officer), Phillip Clewett (Deputy Chief Financial Officer), Warwick McEvoy (Chief Financial Officer, Mining, Energy & Industrial) and other senior executives.
    How many executives does Downer Group have?
    Downer Group has 10 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, Deputy Chief Financial Officer, Chief Financial Officer, Mining, Energy & Industrial, Chief Operating Officer, Chief Operating Officer. Energy and Utilities.