Central Systems Executive and Leadership Team

June, 2026

Leadership Overview

Central Systems has 6 executives leading key functions including finance, operations, administration, board oversight, and presidential leadership.

Driven by a commitment to safety and environmental stewardship, Central Systems delivers comprehensive construction and maintenance services across critical Australian sectors, fostering sustainable growth and exceptional client value through a skilled workforce and integrated Whole of Life solutions.

Leadership Roles at Central Systems

  • Chief Financial Officer - Sondra White
  • Chief Operating Officer - Dirk Taljaard
  • Board President - Carol Dvorak
  • President - Sonia Friedman
  • President - Charles Bixford
  • Chief Administrative Officer - David Barrow
  • Sondra White - Chief Financial Officer

    Sondra White, the Chief Financial Officer at Central Systems, directs all financial strategy and fiscal operations. Overseeing budgeting, forecasting, and financial reporting, White ensures robust financial health and sustainable revenue growth, aligning fiscal discipline with the company's expansion objectives. This leadership role involves managing capital allocation and investment strategies to support the company's long-term vision. By optimizing financial processes, Sondra White directly impacts the company's profitability and market competitiveness. Ultimately, White secures the financial stability required for Central Systems to maintain its strong track record in the Mining, Oil and Gas, Utilities, and Defence sectors across Australia.

    Dirk Taljaard - Chief Operating Officer

    Dirk Taljaard, the Chief Operating Officer at Central Systems, executes operational strategies across all service disciplines. Overseeing heavy civil, concrete, SMPT, and E&I services, Taljaard ensures the seamless delivery of new construction, maintenance, and remedial projects. This leadership role involves optimizing resource allocation and project management methodologies to enhance efficiency and project outcomes. By driving operational excellence, Dirk Taljaard directly impacts the company's ability to meet client demands safely and reliably. Ultimately, Taljaard ensures the company's Whole of Life service offering consistently provides quality and value to clients throughout Australia.

    Carol Dvorak - Board President

    Carol Dvorak, the Board President at Central Systems, provides strategic oversight and governance for the organization. Leading board discussions, Dvorak ensures alignment with the company's mission to protect people and the environment while driving business objectives. This leadership role involves guiding the executive team in maintaining Central Systems' excellent track record and commitment to safety. By championing robust governance practices, Carol Dvorak directly contributes to the company's sustainable business growth and its reputation for quality and reliability. Ultimately, Dvorak ensures the board's strategic direction supports the long-term success of Central Systems across its diverse client sectors.

    Sonia Friedman - President

    Sonia Friedman, the President at Central Systems, drives the company's strategic vision and market presence. Overseeing key initiatives, Friedman focuses on expanding the company's reach within the Mining, Oil and Gas, Utilities, and Defence sectors across Australia. This leadership role involves fostering strong client relationships and ensuring the delivery of high-quality, safe, and reliable construction and maintenance services. By championing innovation and operational efficiency, Sonia Friedman directly enhances Central Systems' competitive advantage. Ultimately, Friedman guides the company's growth trajectory, reinforcing its position as a leader in multi-discipline construction and remedial services.
    Sonia Friedman

    Charles Bixford - President

    Charles Bixford, the President at Central Systems, spearheads the company's commitment to health, safety, and environmental excellence. Focusing on the responsible execution of construction and maintenance services, Bixford ensures the protection of personnel and the environment. This leadership role involves reinforcing the company's culture of safety and strong internal systems, which are key drivers of quality and value for clients. By prioritizing a Whole of Life service offering, Charles Bixford directly supports the extension of asset life expectancy and the reduction of down-time expenses. Ultimately, Bixford ensures Central Systems upholds its responsibility as caretakers of the environment while delivering superior client outcomes.

    David Barrow - Chief Administrative Officer

    David Barrow, the Chief Administrative Officer at Central Systems, manages the company's internal operations and administrative functions. Overseeing human resources, compliance, and corporate governance, Barrow cultivates a culture of safety, leadership, and strong internal systems. This leadership role involves ensuring adherence to stringent health, safety, and environmental standards, critical for the company's operations in the Mining, Oil and Gas, Utilities, and Defence sectors. By streamlining administrative processes, David Barrow directly supports the company's consistent year-on-year revenue growth. Ultimately, Barrow ensures the organizational infrastructure effectively supports the delivery of quality construction and maintenance services across Australia.

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    Frequently Asked Questions Regarding Central Systems Top Executives and Leadership Team

    Who leads Central Systems?
    Central Systems is led by Sondra White (Chief Financial Officer), along with executives such as Dirk Taljaard (Chief Operating Officer) and Carol Dvorak (Board President).
    Who is part of Central Systems’s executive team?
    The executive team of Central Systems includes leaders such as Sondra White (Chief Financial Officer), Dirk Taljaard (Chief Operating Officer), Carol Dvorak (Board President) and other senior executives.
    How many executives does Central Systems have?
    Central Systems has 6 executives leading key business areas.
    What roles are included in Central Systems’s leadership team?
    The leadership team of Central Systems includes roles such as Chief Financial Officer, Chief Operating Officer, Board President, President, President.